U3761MB-AFN Low Voltage Standard Telephone Circuit

TEMIC Semiconductors

Description

U3761MB Low Voltage Standard Telephone Circuit with 13 Memories .
TEMIC’s low voltage telephone circuit, U3761MB performs all the speech and line interface functions required in an electronic telephone set, the tone.

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Datasheet Specifications

Part number: U3761MB-AFN
Manufacturer: TEMIC Semiconductors
File Size: 407.51 KB
Datasheet: U3761MB-AFN_TEMICSemiconductors.pdf
Description: Low Voltage Standard Telephone Circuit

Features

* Speech Circuit D Last number redial up to 32 digits D Three by 32 digits direct (one touch) memory D Ten by 16 digits indirect (two touch) memory D Notice function up to 32 digits D Standard low-cost crystal 3.57 MHz or ceramic resonator D Adjustable DC characteristic D Symmetrical input of microp

Applications

* 2 (23) 5V1 Á 220 k 220 k 220 k HKS Tip 1m 5M 75V HKS 470 BC546 18 k 3k MPSA42 22 k 220 n 2n2 XT HKS Microphone
* amplifier + Control function Mute control Sidetone amplifier 3n3 ST Pulse control logic Supply current regulator Control function AGC current generator D/A converter Receiver a

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U3761MB-AFN Low Voltage Standard Telephone Circuit TEMIC Semiconductors

TEMIC Semiconductors U3761MB-AFN-like datasheet