Document
SA8507
VOICE SIGNAL COMPRESSION AND EXPANSION CIRCUIT WITH AUTO GAIN CONTORL
DESCRIPTION
SA8507 is a automatic gain control system that is used for dynamic range compression and expansion. According to the companding the signal, this can reduce the noise components. SA8507 includes compressor, expander, pre-amp, filter amp, limiter and mute/bypath logic.
FEATURES
DIP-20-300-2.54 SOP-20-375-1.27 SSOP-20-300-0.65
* Wide supply voltage: 2.4V ~ 7V * Easy gain control * Mute/bypath logic * Data in/out pin
ORDERING INFORMATION
Device SA8507D SA8507S SA8507A
Package DIP-20-300-2.54 SOP-20-375-1.27 SSOP-20-300-0.65
BLOCK DIAGRAM
ABSOLUTE MAXIMUM RATINGS (Tamb=25°C )
Characteristic
Supply Voltage
SA8507D
Power Dissipation
SA8507S
SA8507A
Operating Temperature
Storage Temperature
Symbol VCC
PD
TOPR TSTG
Value 10
1000 410 350 -22 ~ +70 -55 ~ +150
Unit V
mW mW mW °C °C
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
Http: www.silan.com.cn
REV:1.2 2005.04.26 Page 1 of 6
SA8507
EL.