KT8557B Description
Pin No 1 2 3 4 5 6 Symbol VBB GNDA VFRO VCC FSR DR BCLKR / CLKSEL MCLKR / PDN MCLKX BCLKX DX FSX TSX GSX VFXI VFXI + Description VBB = - 5V ±5%. Analog output of the receive power Amp. Receive frame sync pulse.
KT8557B Key Features
- plete CODEC and filtering system
- Meets or exceeds AT&T D3/D4 and CCITT specifications µ-Law : KT8554B, A-Law : KT8557B
- On-chip auto zero, sample and hold, and precision voltage references
- Low power dissipation : 60mW (operating) 3mW (standby)
- ± 5V operation
- TTL or CMOS patible
- Automatic power down
- 25 ~ 125°C
- 25 ~ 70°C
- 25 ~ 70°C