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Philips TDA1597 manual

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Table of contents for the manual

  • Page 1

    DA T A SH EET Product specification Supersedes data of May 1994 File under Integrated Circuits, IC01 1997 Feb 27 INTEGRA TED CIRCUITS TDA1597 IF amplifier/demodulator for FM radio receivers[...]

  • Page 2

    1997 Feb 27 2 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 FEA TURES • Balanced limiting amplifier • Balanced coincidence demodulator • Two open-collector stop pulse outputs for microcomputer tuning control • Simulated behaviour of ratio detector (internal field strength and detuning[...]

  • Page 3

    1997 Feb 27 3 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 BLOCK DIAGRAM handbook, full pagewidth LEVEL DETECTOR LIMITING AMPLIFIER VOL T AGE ST ABILIZER MODE SWITCH QU ADRA TURE DEMODULA T OR LP FIL TER 1 MHz THD COMPENSA TION unweighted lev el information (FM-[...]

  • Page 4

    1997 Feb 27 4 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 PINNING SYMBOL PIN DESCRIPTION DIP18 SO20 V P 1 1 supply voltage (+8.5 V) L V A 2 2 level adjustment for stop condition UL V 3 3 unweighted level output/K2 adjustment V oAF 4 4 audio frequency output (MPX signal) V ref 5 5 reference [...]

  • Page 5

    1997 Feb 27 5 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 FUNCTIONAL DESCRIPTION The limiter amplifier has five stages of IF amplification using balanced differential limiter amplifiers with emitter follower coupling. Decoupling of the stages from the supply voltage line and an internal hig[...]

  • Page 6

    1997 Feb 27 6 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 THERMAL CHARACTERISTICS CHARACTERISTICS V P = 8.5 V ; T amb =2 5 ° C; FM-MUTE-ON (I 7 = 0); f IF = 10.7 MHz; deviation ± 22.5 kHz with f m = 400 Hz; V i = 10 mV (RMS) at pin 20; de-emphasis of 50 µ s; tuned circuit at pins 10 and [...]

  • Page 7

    1997 Feb 27 7 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 Note 1. External muting V 16 muting voltage at I 2 =0 V 20 ≤ 5 µ V (RMS); see Fig.12 1.45 1.75 2.05 V V 20 = 1 mV (RMS) 3.0 3.45 3.9 V S steepness of control voltage slope: 100 µ V ≤ V 20 ≤ 100 mV ; − 0.85 − V/dec Interna[...]

  • Page 8

    1997 Feb 27 8 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 OPERA TING CHARACTERISTICS V P = 7.5 to 12 V ; T amb =2 5 ° C; FM-MUTE-ON (I 7 = 0); f IF = 10.7 MHz; deviation ± 22.5 kHz with f m = 400 Hz; V i = 10 mV (RMS) at pin 20; de-emphasis of 50 µ s; tuned circuit at pins 10 and 1 1 ali[...]

  • Page 9

    1997 Feb 27 9 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 Note 1. T uning stop detector ∆ f STOP-0 detuning frequency for ST OP-0 (pin 15) V 15 ≥ 3.5 V ; see Fig.1 1 −− 26 kHz V 15 ≤ 0.3 V ; see Fig.1 1 38 −− kHz ∆ f STOP-1 detuning frequency for ST OP-1 (pin 14) V 14 ≥ 3.[...]

  • Page 10

    1997 Feb 27 10 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 Fig.4 Test circuit. The pin numbers given in parenthesis refer to the TDA1597. switch S4 (MODE): (1) FM-MUTE-OFF. (2) FM-MUTE-ON. (3) FM-OFF. handbook, full pagewidth MED832 (1) 1 (2) 2 (3) 3 20 (18) (4) 4 (5) 5 (6[...]

  • Page 11

    1997 Feb 27 11 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 Fig.5 FM-MUTE-ON: Audio signal and noise as functions of the input signal V iIF (pin 20) with ∆ f= ± 22.5 kHz; f m = 1 kHz; de-emphasis 50 µ s. (1) Audio signal. (2) Noise. 0 10 − 6 10 − 5 10 − 4 10 − 3 10 − 2 10 − 1[...]

  • Page 12

    1997 Feb 27 12 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 0 10 − 6 10 − 5 10 − 4 10 − 3 10 − 2 10 − 1 1 MBE520 − 20 − 40 − 60 − 80 − 100 V i20 (rms) (V) V 4 (dB) (1) (2) Fig.7 FM-MUTE-ON: Typical AM suppression as a function of the input signal V iIF (pin 20) with ∆[...]

  • Page 13

    1997 Feb 27 13 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 Fig.9 STOP-0 and STOP-1 output voltage dependent on input signal V iIF (pin 20). handbook, full pagewidth 10 V 14, 15 (12, 13) (V) 0 2 4 6 8 MEH074 10 − 6 10 − 5 10 − 4 10 − 3 10 − 2 10 − 1 1 V i20 (rms (V) Fig.10 [...]

  • Page 14

    1997 Feb 27 14 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 Fig.12 External mute voltage V 16(14) dependent on input signal V iIF (pin 20); typical adjusting range. (1) V 2 =0V . (2) I 2 = 0 mA. (3) V 2 =V ref . handbook, full pagewidth 10 V 16(14) (V) 0 2 4 6 8 MEH076 10 − 6 10 − 5 1[...]

  • Page 15

    1997 Feb 27 15 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 Fig.14 Control voltage V 6 dependent on input signal V iIF (pin 20); typical adjusting range. (1) V 2 =0V . (2) I 2 = 0 mA. (3) V 2 =V ref . 10 0 10 − 6 10 − 5 10 − 4 10 − 3 10 − 2 10 − 1 1 MBE516 2 4 6 8 V i20 (rms) (V)[...]

  • Page 16

    1997 Feb 27 16 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 Fig.16 Level output voltage V 3 dependent on input signal V iIF (pin 20); typical adjusting range. (1) V 2 =0V . (2) I 2 = 0 mA. (3) V 2 =V ref . 10 0 10 − 6 10 − 5 10 − 4 10 − 3 10 − 2 10 − 1 1 MBE517 2 4 6 8 V i20 (rms[...]

  • Page 17

    1997 Feb 27 17 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 APPLICA TION INFORMA TION Fig.18 Interface for AM stop pulse application (SO version). handbook, full pagewidth MED836 12 3 20 4 BAW62 5678 1 0 11 tuned to AM-IF 12 13 14 15 16 17 9 15 k Ω 560 pF 22 nF 22 nF 22 nF SFE FM-IF [...]

  • Page 18

    1997 Feb 27 18 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 Fig.19 Interface for AM stop pulse application (DIP version). handbook, full pagewidth MED837 12 3 18 4 BAW62 5678 10 tuned to AM-IF 11 12 13 14 15 9 15 k Ω 560 pF 22 nF 22 nF 22 nF SFE FM-IF 300 Ω AM-IF HIGH = FM LOW =[...]

  • Page 19

    1997 Feb 27 19 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 P ACKAGE OUTLINES REFERENCES OUTLINE VERSION EUROPEAN PROJECTION ISSUE DATE IEC JEDEC EIAJ SOT102-1 93-10-14 95-01-23 UNIT A max. 12 b 1 (1) (1) (1) b 2 cD E e M Z H L mm DIMENSIONS (inch dimensions are derived from the original mm [...]

  • Page 20

    1997 Feb 27 20 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 UNIT A max. A 1 A 2 A 3 b p cD (1) E (1) (1) eH E LL p Q Z y w v θ REFERENCES OUTLINE VERSION EUROPEAN PROJECTION ISSUE DATE IEC JEDEC EIAJ mm inches 2.65 0.30 0.10 2.45 2.25 0.49 0.36 0.32 0.23 13.0 12.6 7.6 7.4 1.27 10.65 10.00 1[...]

  • Page 21

    1997 Feb 27 21 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 SOLDERING Plastic dual in-line packages B Y DIP OR W A VE The maximum permissible temperature of the solder is 260 ° C; this temperature must not be in contact with the joint for more than 5 s. The total contact time of successive [...]

  • Page 22

    1997 Feb 27 22 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 DEFINITIONS LIFE SUPPORT APPLICA TIONS These products are not designed for use in life support appliances, devices, or systems where malfunction of these products can reasonably be expected to result in personal injury. Philips cust[...]

  • Page 23

    1997 Feb 27 23 Philips Semiconductors Product specification IF amplifier/demodulator for FM radio receivers TDA1597 NOTES[...]

  • Page 24

    Internet: http://www.semiconductors.philips.com Philips Semiconductors – a worldwide company © Philips Electronics N.V. 1997 SCA53 All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this document does not form part of any quotation or cont[...]