TP3064V中文资料Enhanced Serial Interface CMOS CODEC/Filter COMBO®数据手册TI规格书

描述 Description

General Description
The TP3064 (m-law) and TP3067 (A-law) are monolithic PCM CODEC/Filters utilizing the A/D and D/A conversion architecture shown inFigure 1, and a serial PCM interface. The devices are fabricated using National's advanced dou ble-poly CMOS process (microCMOS).

特性 Features

Complete CODEC and filtering system including:
  Transmit high-pass and low-pass filtering
  Receive low-pass filter with sin x/x correction
  Active RC noise filters
  μ-law or A-law compatible COder and DECoder
  Internal precision voltage reference
  Serial I/O interface
  Internal auto-zero circuitry
  Receive push-pull power amplifiers
μ-lawÐTP3064
A-lawÐTP3067
Designed for D3/D4 and CCITT applications
±5V operation
Low operating powerÐtypically 70 mW
Power-down standby modeÐtypically 3 mW
Automatic power-down
TTL or CMOS compatible digital interfaces
Maximizes line interface card circuit density