DATA SHEET µ PD6125A, 6126A 4-BIT SINGLE CHIP MICROCONTROLLER FOR REMOTE CONTROL TRANSMISSION MOS INTEGRATED CIRCUIT DESCRIPTION The µPD6125A and 6126A are 4-bit single-chip microcontrollers for infrared remote controllers for TVs, VCRs, stereos, cassette decks, air conditioners, etc.
These microcontrollers consist of ROM, RAM, a 4-bit parallel-processing ALU, a programmable timer, key input/ output ports, and transmit output ports.
Functioning is controlled in software.
FEATURES • Transmitter for programmable infrared remote controller 19 types of instructions Instruction execution time: ceramic oscillator) 17.
6 µs (with 455-kHz • Transmission-in-progress indication pin (S-OUT): 1 pi...

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