Datasheet Details
Part number:
ETC5054, ETC
Manufacturer:
File Size:
153.35 KB
Description:
Serial interface codec/filter.
Note:
This datasheet PDF includes multiple part numbers: ETC5054, ETC.
Please refer to the document for exact specifications by model.
ETC5054, ETC, SERIAL INTERFACE CODEC/FILTER
The ETC5057/ETC5054 family consists of A-law and µ *law monolithic PCM CODEC/filters utilizing the A/D and D/A conversion architecture shown in the block diagram below, and a serial PCM interface.
The devices are fabricated using doublepoly CMOS process.
The encode portion of each device cons
® ETC5054 ETC5057 SERIAL INTERFACE CODEC/FILTER COMPLETE CODEC AND FILTERING SYSTEM (DEVICE) 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.
A-LAW 16 PINS (ETC5057FN, 20 PINS) µ-LAW WITHOUT SIGNALING, 16 PINS (ETC5
ETC5054 Features
* . A rising edge on the receive frame sync pulse, FSR, will cause the PCM data at D
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