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IBM EM78P447N manual

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Buen manual de instrucciones

Las leyes obligan al vendedor a entregarle al comprador, junto con el producto, el manual de instrucciones IBM EM78P447N. La falta del manual o facilitar información incorrecta al consumidor constituyen una base de reclamación por no estar de acuerdo el producto con el contrato. Según la ley, está permitido adjuntar un manual de otra forma que no sea en papel, lo cual últimamente es bastante común y los fabricantes nos facilitan un manual gráfico, su versión electrónica IBM EM78P447N o vídeos de instrucciones para usuarios. La condición es que tenga una forma legible y entendible.

¿Qué es un manual de instrucciones?

El nombre proviene de la palabra latina “instructio”, es decir, ordenar. Por lo tanto, en un manual IBM EM78P447N se puede encontrar la descripción de las etapas de actuación. El propósito de un manual es enseñar, facilitar el encendido o el uso de un dispositivo o la realización de acciones concretas. Un manual de instrucciones también es una fuente de información acerca de un objeto o un servicio, es una pista.

Desafortunadamente pocos usuarios destinan su tiempo a leer manuales IBM EM78P447N, sin embargo, un buen manual nos permite, no solo conocer una cantidad de funcionalidades adicionales del dispositivo comprado, sino también evitar la mayoría de fallos.

Entonces, ¿qué debe contener el manual de instrucciones perfecto?

Sobre todo, un manual de instrucciones IBM EM78P447N debe contener:
- información acerca de las especificaciones técnicas del dispositivo IBM EM78P447N
- nombre de fabricante y año de fabricación del dispositivo IBM EM78P447N
- condiciones de uso, configuración y mantenimiento del dispositivo IBM EM78P447N
- marcas de seguridad y certificados que confirmen su concordancia con determinadas normativas

¿Por qué no leemos los manuales de instrucciones?

Normalmente es por la falta de tiempo y seguridad acerca de las funcionalidades determinadas de los dispositivos comprados. Desafortunadamente la conexión y el encendido de IBM EM78P447N no es suficiente. El manual de instrucciones siempre contiene una serie de indicaciones acerca de determinadas funcionalidades, normas de seguridad, consejos de mantenimiento (incluso qué productos usar), fallos eventuales de IBM EM78P447N y maneras de solucionar los problemas que puedan ocurrir durante su uso. Al final, en un manual se pueden encontrar los detalles de servicio técnico IBM en caso de que las soluciones propuestas no hayan funcionado. Actualmente gozan de éxito manuales de instrucciones en forma de animaciones interesantes o vídeo manuales que llegan al usuario mucho mejor que en forma de un folleto. Este tipo de manual ayuda a que el usuario vea el vídeo entero sin saltarse las especificaciones y las descripciones técnicas complicadas de IBM EM78P447N, como se suele hacer teniendo una versión en papel.

¿Por qué vale la pena leer los manuales de instrucciones?

Sobre todo es en ellos donde encontraremos las respuestas acerca de la construcción, las posibilidades del dispositivo IBM EM78P447N, el uso de determinados accesorios y una serie de informaciones que permiten aprovechar completamente sus funciones y comodidades.

Tras una compra exitosa de un equipo o un dispositivo, vale la pena dedicar un momento para familiarizarse con cada parte del manual IBM EM78P447N. Actualmente se preparan y traducen con dedicación, para que no solo sean comprensibles para los usuarios, sino que también cumplan su función básica de información y ayuda.

Índice de manuales de instrucciones

  • Página 1

    EM78P447N 8-Bit Microcontroller with OTP ROM Product Specification D OC . V ERSION 1.1 ELAN MICROELECTRONICS CORP. March 2005[...]

  • Página 2

    T rademark Acknowledgments: IBM is a register ed trademark and PS/2 is a trademark of IBM. Window s is a trademark of Microsoft Corporation. ELAN and ELAN logo are trademarks of ELAN Micr oelectronics Corporation. Copyright © 2005 by ELAN Microelectr onics Corporation All Rights Reserved Printed in T aiwan The contents of this specificat ion are s[...]

  • Página 3

    Contents Product Specification (V1.1) 03.30.2005 • iii Contents 1 GENERAL DESCRIPTION ......................................................................................... 1 2 FEA TURES ................................................................................................................. 1 3 PIN ASSIGNMENT .........................[...]

  • Página 4

    Contents iv • Product Specification (V1.1) 03.30.2005 5 ABSOLUTE MAXIMUM RA TINGS ........................................................................... 34 6 DC ELECTRICAL CHARACTERISTICS .................................................................. 34 6.1 DC Electrical Characteristic ....................................................[...]

  • Página 5

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 1 (This specification is subject to change without further notice) 1 GENERAL DESCRIPTION EM78P447N is an 8-bit microprocessor with low-power and high-speed CMOS technology and high noise immunity. It is equipped wi th 4K*13-bits Electrical One Time Programmabl[...]

  • Página 6

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 2 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice)  Programmable free running watchdog timer  10 programmable pull-high pins  2 programmable open-drain pins  2 programmable R-option pins  Package types: • 20 pin DIP 300mil :EM7[...]

  • Página 7

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 3 (This specification is subject to change without further notice) 3 PIN ASSIGNMENT TCC VDD NC Vss /INT P50 P51 P53 P60 P61 P62 P63 P64 P52 /RESET OSCI OSCO P77 P76 P75 P74 P72 P71 P70 P67 P66 P65 P73 EM78P447NAP EM78P447 NAM 1 2 3 4 5 6 7 8 9 10 11 12 14 13 2[...]

  • Página 8

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 4 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) Table 1 EM78P447NAP and EM78P447NAM Pin Description Symbol Pin No. Type Function VDD 2 - ■ Power supply . OSCI 27 I ■ XTAL type: Crystal input terminal or external clock input pin. ■ RC t[...]

  • Página 9

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 5 (This specification is subject to change without further notice) Table 3 EM78P447NBP and EM78P447NBWM Pin Description Symbol Pin No. Type Function VDD 4 - ■ Power supply . OSCI 29 I ■ XTAL type: Cry stal input terminal or external clock input pin. ■ RC[...]

  • Página 10

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 6 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) Table 5 EM78P447NDK and EM78P447NDM Pin Description Symbol Pin No. Type Function VDD 3 - ■ Power supply. OSCI 19 I ■ XTAL type: Cry stal input terminal or external clock input pin. ■ RC t[...]

  • Página 11

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 7 (This specification is subject to change without further notice) 4.1 Operational Registers 4.1.1 R0 (Indirect Addressing Register) R0 is not a physically implemented register. Its major function is to act as an indirect addressing pointer. Any instruction us[...]

  • Página 12

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 8 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice)  All instruction are single instruction cycle (f clk/2 or fcl k/4) except for the instruction that would change the contents of R2. Such instruction will need one more instruction cycle. A7 [...]

  • Página 13

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 9 (This specification is subject to change without further notice) Aaddress R PAGE r egisters IOC PAG E registers 00 R0 (Indirect Addressing Register) Reserve 01 R1 (Time Clock Co unter) CONT (Control Register) 02 R2 (Program Counter) Reserve 03 R3 (Status Reg[...]

  • Página 14

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 10 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) 4.1.4 R3 (Status Register) 7 6 5 4 3 2 1 0 GP PS1 PS0 T P Z DC C Bit 7 (GP) General read/write bit. Bits 6 (PS1) ~ 5 (PS0) Page select bits. PS1~PS0 ar e used to pre-select a program memory pa[...]

  • Página 15

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 11 (This specification is subject to change without further notice) 4.1.8 R3F (Interrupt Status Register) Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 - - - - EXIF - - TCIF Bit 3 (EXIF) External interrupt flag. Set by falling edge on /INT pin, flag cleared [...]

  • Página 16

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 12 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) Bit 4 (TE) TCC signal edge 0: increment if the transition from low to high takes place on TCC pin 1: increment if the transition from high to low takes place on TCC pin Bit 3 (PAB) Prescaler a[...]

  • Página 17

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 13 (This specification is subject to change without further notice) 4.2.5 IOCE (WDT Control Register) 7 6 5 4 3 2 1 0 - ODE WDTE SLPC ROC - - /WUE Bit 6 (ODE) Control bit is used to enable the open-drain of P76 and P77 pins 0: Disable open-drain output. 1: Ena[...]

  • Página 18

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 14 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) Bit 0 (/WUE) Control bit is used to enable the wake-up function of P74 and P75. 0: Enable the wake-up function. 1: Disable the wake-up function. The /WUE bit can be read and written. Bits 1~2,[...]

  • Página 19

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 15 (This specification is subject to change without further notice) 4.3 TCC/WDT & Prescaler An 8-bit counter is available as prescale r for the TCC or WDT. The prescaler is available for either the TCC or WDT only at any given time, and the PAB bit of the [...]

  • Página 20

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 16 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) 4.4 I/O Port s The I/O registers, Port 5, Port 6, and Port 7, are bi-directional tri-state I/O ports. The functions of Pull-high, R-option, and O pen-drain can be performed internally by CONT [...]

  • Página 21

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 17 (This specification is subject to change without further notice) 4.5 RESET and W ake-up 4.5.1 RESET A RESET is initiated by one of the following events- (1) Power on reset, or (2) /RESET pin input “low”, or (3) WDT timeout. (if enabled) The device is ke[...]

  • Página 22

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 18 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) (A) Any of the wake-up pins is “0” as illust ra ted in Figure. 5. Upon waking, the controller will continue to execute the succeeding address. Under this case, before entering SLEEP2 MODE,[...]

  • Página 23

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 19 (This specification is subject to change without further notice) NOTE  After w aking up from the SLEEP2 m ode, WDT is automatically enabled . The WDT enabled/disabled oper ation after waking up from SLEEP2 mo de should be appropriately defined in the sof[...]

  • Página 24

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 20 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) Address Name Reset Type Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Wake-Up from Pin Change P P P P P P P P Bit Name P57 P56 P55 P54 P53 P52 P51 P50 0x05 R5(P5) Power-On U U U U U U U U /R[...]

  • Página 25

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 21 (This specification is subject to change without further notice) 4.5.2 The Status of RST, T, and P of STATUS Register A RESET condition is initiated by one of the following events: 1. A power-on condition, 2. A high-low-high pulse on /RESET pin, and 3. Watc[...]

  • Página 26

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 22 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) Voltage Detector Power-o n Reset WDTE Setup Time VDD DQ CLK CLR CLK RESET WDT Tim eou t WDT /RESET Oscillator Fig. 8 Controller Reset Block Diagram 4.6 Interrupt The EM78P447N has two interrup[...]

  • Página 27

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 23 (This specification is subject to change without further notice) INT ENI/DISI IOD RFWR IOCFRD IOCFWR IRQn IRQm RFRD IOCF /RES ET /IRQn VCC RF CLK CLK Q Q D P R L C _ P R L C Q Q _ D Fig. 9 Interrupt Input Circuit 4.7 Oscillator 4.7.1 Oscillator Modes The EM[...]

  • Página 28

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 24 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) Table 11 The Summary of Maximum Operating Speeds Conditions VDD Fxt max.(MHz) 2.3 4.0 3.0 8.0 Two cycles w ith two clocks 5.0 20.0 4.7.2 Crystal Oscillator/Ceramic Resonators(XTAL) EM78P447N c[...]

  • Página 29

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 25 (This specification is subject to change without further notice) Table 12 Capacitor Selection Guide for Crystal Oscillator or Ceramic Resonator Oscillator Type Frequency Mode Frequency C1(pF) C2(pF) 455 kHz 100~150 100~150 2.0 MHz 20~40 20~40 Ceramic Resona[...]

  • Página 30

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 26 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) Table 13 RC Oscillator Frequencies Cext Rext A verage Fosc 5V,25 ° C Av erage Fosc 3V,25 ° C 3.3k 4.32 MHz 3.56 MHz 5.1k 2.83 MHz 2.8 MHz 10k 1.62MHz 1.57 MHz 20 pF 100k 184 KHz 187 KHz 3.3k[...]

  • Página 31

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 27 (This specification is subject to change without further notice) Bit 8 (CLKS): Instruction period option bit. 0: two oscillator periods. 1: four oscillator periods. Refer to the section on Instruction Set. Bit 7(ENWDTB): Watchdog timer enable bit. 0: Enable[...]

  • Página 32

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 28 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) 4.8.2 Customer ID Register (Word 1) Word 1 Bit 12~Bit 0 XXXXXXXXXXXXX Bit 12~0: Customer’s ID code 4.9 Power On Considerations Any microcontroller is not guaranteed to start and operate prop[...]

  • Página 33

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 29 (This specification is subject to change without further notice) 4.1 1 Residue-V olt age Protection When battery is replaced, device p ower (Vdd) is taken off but residue-voltage remains. The residue-voltage m ay trips below Vdd minimum, but not to zero. Th[...]

  • Página 34

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 30 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) 4.12 Instruction Set Each instruction in the instruction set is a 13-bit word divided into an OP code and one or more operands. Normally, all instruct i ons are executed within one single inst[...]

  • Página 35

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 31 (This specification is subject to change without further notice) INSTRUCTION BINARY HEX MNEMONIC OPERA TION STA TUS AFFECTED 0 0000 0000 000 0000 NOP No Operation None 0 0000 0000 001 0001 DAA Decimal Adjust A C 0 0000 0000 010 0002 CONTW A → CONT None 0 [...]

  • Página 36

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 32 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) INSTRUCTION BINARY HEX MNEMONIC OPERA TION STA TUS AFFECTED 0 0101 10rr rrrr 05rr DJZA R R-1 → A, skip if zero None 0 0101 11rr rrrr 05rr DJZ R R-1 → R, skip if zero None 0 0110 00rr rrrr [...]

  • Página 37

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 33 (This specification is subject to change without further notice) 4.13 T iming Diagram RESET Ti m i ng ( CLK=" 0" ) CLK / RESET NOP Inst ruct i on 1 Executed Tdr h TCC I nput Ti m i ng ( CLKS="0 ") CLK TCC Tt cc Ti n s AC Tes ti ng : I np[...]

  • Página 38

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 34 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) 5 ABSOLUTE MAXIMUM RATINGS Items Rating Temperature under bias -40 ° C to 85 ° C Storage temperature -65 ° C to 150 ° C Input voltage VSS-0.3V to VDD+0.5V Output voltage VSS-0. 3V to VDD+0[...]

  • Página 39

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 35 (This specification is subject to change without further notice) Symbol Parameter Condition Min Ty p. Max Unit ISB2 Power down current All input and I/O pins at VDD, output pin floating, WDT enabled 7 µ A ICC1 Operating supply current (VDD=3V) at two cy cl[...]

  • Página 40

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 36 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) 6.3 Device characteristic The graphic provided in the following pages were derived based on a limited num ber of samples and are shown here for reference only. The device characteristic illust[...]

  • Página 41

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 37 (This specification is subject to change without further notice) V oh/ Ioh (V D D =5V ) -25 -20 -15 -10 -5 0 01 23 45 V oh(V ol t ) Ioh(mA) Fig.18 Port5, Port6, and Port7 V oh vs. Ioh,VDD=5V Min 85 ℃ T yp 25 ℃ Max -40 ℃[...]

  • Página 42

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 38 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) Voh/Ioh (VDD=3V) -10 -8 -6 -4 -2 0 00 . 5 11 . 522 . 53 Voh(Volt) Ioh(mA) Fig.19 Port5, Port6, and Po rt7 V oh vs. Ioh, VDD=3V Min 85 ℃ T yp 25 ℃ Max -40 ℃[...]

  • Página 43

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 39 (This specification is subject to change without further notice) Vo l / Io l (VDD= 5 V) 0 10 20 30 40 50 60 70 80 90 01 23 45 6 Vo l (Vo l t ) Iol(mA) Fig. 20 Port5, and Port6 V ol vs, Iol, VDD=5V Min 85 ℃ T yp 25 ℃ Max -40 ℃[...]

  • Página 44

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 40 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) Vol/Iol (VDD=3V) 0 5 10 15 20 25 30 35 40 0 0.5 1 1.5 2 2.5 3 Vol(Volt) Iol(mA) Fig. 21 Port5, and Port6 V ol vs. Iol, VDD=3V Min 85 ℃ T yp 25 ℃ Max -40 ℃[...]

  • Página 45

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 41 (This specification is subject to change without further notice) Vol/I ol (5V) 0 10 20 30 40 50 60 70 80 90 100 0123456 Vol(Volt) Iol(mA) Fig. 22 Port7 V ol vs. Iol, VDD=5V Min 85 ℃ T yp 25 ℃ Max -40 ℃[...]

  • Página 46

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 42 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) Vol/I ol (3V) 0 5 10 15 20 25 30 35 40 45 0 0.5 1 1.5 2 2.5 3 Vol(Volt) Iol(mA) Fig. 23 Port7 V ol vs. Iol, VDD=3V Min 85 ℃ T yp 25 ℃ Max -40 ℃[...]

  • Página 47

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 43 (This specification is subject to change without further notice) WDT Time_out 0 5 10 15 20 25 30 35 23456 VDD (Volt) WDT period (mS) Fig. 24 WDT Time Out Period vs. VDD, Prescaler Set to 1 : 1 Max 85 ℃ Max 75 ℃ T yp 25 ℃ Min -40 ℃ Min 0 ℃[...]

  • Página 48

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 44 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) Cext=100pF, Ty pical RC OSC F requency 0 0.2 0.4 0.6 0.8 1 1.2 1.4 2.5 3 3.5 4 4.5 5 5.5 VDD(Volt) Frequency(M Hz) Fig. 25 T ypical RC OSC Frequency vs. VDD （ Cext=100pF , T emperature at 25[...]

  • Página 49

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 45 (This specification is subject to change without further notice) E R C O SC Frequ en cy v s T em p.( C ex t =100pF, R ex t =5.1K ) 0.98 0.985 0.99 0.995 1 1.005 - 4 0 - 2 0 0 2 04 06 08 0 T em p erat u re( ℃ ) Fosc/Fosc(25 ℃ ) Fig. 26 T ypical RC OSC Fr[...]

  • Página 50

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 46 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) Maximum ICC1 and I CC2 vs. Temperature 15 18 21 24 27 - 4 0 - 2 0 0 2 04 06 08 0 Temperature ( ℃ ) Current (uA) Fig. 28 Maximum Operating Current （ ICC1 and ICC2 ） vs. T emperature Ty pi[...]

  • Página 51

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 47 (This specification is subject to change without further notice) Maximum ICC3 and ICC4 vs. Temperature 1 1.5 2 2.5 3 3.5 4 4.5 -40 -20 0 20 40 60 80 Temperature ( ℃ ) Current (mA) Fig. 30 Maximum Operating Current （ ICC3 and ICC4 ） vs. T emperature Tw[...]

  • Página 52

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 48 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) Maximum ISB1 and I SB2 vs. Temperature 0 3 6 9 12 15 - 4 0 - 2 0 0 2 04 06 08 0 Temperature ( ℃ ) Current (uA) Fig. 32 Maximum S tandby Current （ ISB1 and ISB2 ） vs. T emperature Operati[...]

  • Página 53

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 49 (This specification is subject to change without further notice) EM78P447N HXT I -V 0 0.5 1 1.5 2 2.5 3 0123456 Volt(V) I(mA) Fig. 34 EM78P447N I-V Curve Operating at 4 MHz EM78P447N L X T I-V 0 5 10 15 20 25 30 35 40 012345 6 Volt(V) I(uA) Fig. 35 EM78P447[...]

  • Página 54

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 50 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) APPENDIX A Package Types OTP MCU Package Type Pin Count Package Size EM78P447NCP DIP 20 300 mil EM78P447NCM SOP 20 300 mil EM78P447NDK Skinny DIP 24 300 mil EM78P447NDM SOP 24 300 mil EM78P447[...]

  • Página 55

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 51 (This specification is subject to change without further notice) 24-Lead plastic dual inline skinny package （ DIP ）－ 300 mil TITLE: PDIP-24L SKINNY 300MIL PACK AGE OUTLINE D IMENSION Unit : mm Scale: Fr ee File : K24 Material: Edtion: A Sheet:1 of 1 A[...]

  • Página 56

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 52 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) 32-Lead plastic dual inline package （ DIP ）－ 600 mil 20-Lead plastic small outline package （ SOP ）－ 300 mil TITLE: SOP-20L(300MIL) PACKAGE OUTLINE DIMENSION Unit : mm Scale: Free F[...]

  • Página 57

    EM78P447N 8-Bit Microcontroller w ith OTP ROM Product Specification (V1.1) 03.30.2005 • 53 (This specification is subject to change without further notice) 24-Lead plastic small outline package （ SOP ）－ 300 mil TITLE: SOP-24L(300MIL) PACKAGE OUTLINE DIMENSION Unit : mm Scale: Free File : SO24 Material: Edtion: A Sheet:1 of 1 be Sy mb al A A[...]

  • Página 58

    EM78P447N 8-Bit Microcontroller w ith OTP ROM 54 • Product Specification (V1.1) 03.30.2005 (This specification is subject to change without further notice) 32-Lead plastic small outline package （ SOP ）－ 300 mil 28-Lead Shrink Small Outline Package （ SSOP ）－ 209 mil[...]