SA577 Philips, SA577 Datasheet

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SA577

Manufacturer Part Number
SA577
Description
Unity gain level programmable power compandor
Manufacturer
Philips
Datasheet

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Product specification
Replaces data of December 15, 1993
IC17 Data Handbook
Philips Semiconductors
SA577
Unity gain level programmable power
compandor
RF COMMUNICATIONS PRODUCTS
1997 Nov 07

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SA577 Summary of contents

Page 1

... RF COMMUNICATIONS PRODUCTS SA577 Unity gain level programmable power compandor Product specification Replaces data of December 15, 1993 IC17 Data Handbook Philips Semiconductors 1997 Nov 07 ...

Page 2

... Philips Semiconductors Unity gain level programmable low power compandor DESCRIPTION The SA577 is a unity gain level programmable compandor designed for low power applications. The SA577 is internally configured as an expandor and a compressor to minimize external component count. FEATURES Operating voltage range: 1. Low power consumption (1.4mA @ 3.6V) 0dB level programmable (10mV to 1 ...

Page 3

... BW = 3.5kHz BW = 20kHz 0dB at 1kHz 18. 24. 22. 100k 7.15k , R2 = 100k 1.33k , R2 = 200k No signal No signal to 0dB -20dB expandor 1kHz, 0dB REF . CC and 0dBV = 1.0V RMS 3 Product specification SA577 LIMITS SA577 UNITS MIN TYP MAX 1.7 1.8 1 0.25 1 – ...

Page 4

... R2* 7 GND *R1, R2 and R3 are 1% resistors. Figure 2. Block Diagram and Test and Application Circuit 1997 Nov 07 10k G 10k 5k 30k 30k 10k 8.6k V REF BANDGAP I REF V COMPRESSOR CC GND 4 Product specification SA577 COMP CAP2 2 10k + 12 COMP COMP CAP1 2.2 F RECTIFIER 10 ...

Page 5

... UNITY GAIN ERROR vs TEMPERATURE 0.6 0.4 EXPANDOR 0.2 0 -0.2 -0.4 -0 -40 -20 0.5 NOTE: RELATIVE TO UNITY GAIN 0.4 0.3 0.2 0 -40 -20 Figure 3. Typical Performance Characteristics 5 Product specification SA577 100 AMBIENT TEMPERATURE ( C) EXPANDOR COMPRESSOR 100 TEMPERATURE ( C) THD vs TEMPERATURE COMPRESSOR EXPANDOR 100 SR00715 TEMPERATURE ( C) ...

Page 6

... Philips Semiconductors Unity gain level programmable power compandor SO14: plastic small outline package; 14 leads; body width 3.9 mm 1997 Nov 07 6 Product specification SA577 SOT108-1 ...

Page 7

... This data sheet contains Final Specifications. Philips Semiconductors reserves the right to make changes at any time without notice, in order to improve design and supply the best possible product. Copyright Philips Electronics North America Corporation 1997 All rights reserved. Printed in U.S.A. 7 Product specification SA577 ...

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