TCL868(21)B--the microcomputer integrated circuit of the communication single chip

Published:2011/6/6 12:53:00 Author:qqtang | Keyword: integrated circuit, communication single chip | From:SeekIC

　TCL868(21)B--the microcomputer integrated circuit of the communication single chipTCL868(21)B is the 4-bit CMOS microcomputer integrated circuit which is specially used by TCL. It is used in TCL wireless phones, and it is as the principal machine control circuit.1.functions featuresTCL868(U)B includes a FSK decoder which conforms to BELL202 or TrU-TV23 standard, the dual audio signal generator, the low-voltage circuit of the 4-stage detection plate and clock oscillator circuit, etc. It can not only process the received signals, but also has functions of pulse/dual-audio multi-audio compatible dialing and other control functions.2.pin functions and data



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