Part number:
AS2521B
Manufacturer:
austriamicrosystems AG
File Size:
96.70 KB
Description:
Telephone speech circuit with loudhearing and handsfree.
AS2521B_austriamicrosystemsAG.pdf
Datasheet Details
The AS2520/21/20B/21B are CMOS integrated circuits that contain all the audio functions needed to form a high comfort, line-powered telephone.
The devices incorporate line adaptation, speech circuit, loudhearing and handsfree - all supervised by the novel voice and power control circuit.
A switching
AS2521B Features
* u Line/speech circuit, loudhearing, handsfree and dc/dc converter on one 28 pin CMOS chip u Operating range from 13 to 100 mA (down to 5 mA with reduced performance) u Soft clipping control eliminating harsh distortion u Volume control of receive signal with squelch and automatic loop gain compensat
AS2521B_austriamicrosystemsAG.pdf
Datasheet Details
AS2521B
austriamicrosystems AG
96.70 KB
Telephone speech circuit with loudhearing and handsfree.
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