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UPD6122 - REMOTE CONTROL TRANSMISSION CMOS IC

Datasheet Summary

Description

Standard (Ver I spec.) Standard (Ver II spec.) Standard (Ver I spec.) Standard (Ver II spec.) PIN CONFIGURATION (Top View) µPD6121 KI0 KI1 KI2 KI3 REM VDD SEL OSCO OSCI VSS 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 CCS KI/O0 KI/O1 KI/O2 KI/O3 KI/O4 KI/O5 KI/O6 KI/O7 LMP KI2 KI3 KI4 KI5 KI6

Features

  • Low-voltage operation: VDD = 2.0 to 3.3 V Low current dissipation: 1 µA Max. (at standby) Custom codes: 65,536 (set by external diodes and resistors) Data codes:.
  • µPD6121: 32 codes (single input), 3 codes (double input), expandable up to 64 codes through SEL pin.
  • µPD6122: 64 codes (single input), 3 codes (double input), expandable up to 128 codes through SEL pin.
  • µPD6121, 6122 are transmission code-compatible (NEC tran.

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Datasheet Details

Part number UPD6122
Manufacturer NEC
File Size 170.50 KB
Description REMOTE CONTROL TRANSMISSION CMOS IC
Datasheet download datasheet UPD6122 Datasheet
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Full PDF Text Transcription

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DATA SHEET DATA SHEET µPD6121, 6122 REMOTE CONTROL TRANSMISSION CMOS IC MOS INTEGRATED CIRCUIT The µPD6121, 6122 are infrared remote control transmission ICs using the NEC transmission format that are ideally suited for TVs, VCRs, audio equipment, air conditioners, etc. By combining external diodes and resistors, a maximum of 65,536 custom codes can be specified. These ICs come in small packages, thus facilitating the design of light and compact remote control transmitters. The NEC transmission format consists of leader codes, custom codes (16 bits), and data codes (16 bits). It can be used for various systems through decoding by a microcontroller. * FEATURES • • • • Low-voltage operation: VDD = 2.0 to 3.3 V Low current dissipation: 1 µA Max.
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