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PCA8521 Datasheet Infrared Remote Control Transmitter Rc5

Manufacturer: NXP Semiconductors

Overview: INTEGRATED CIRCUITS DATA SHEET PCA8521 Infrared remote control transmitter RC5 Product specification Supersedes data of 1997 Jul 03 File under Integrated Circuits, IC02 1999 Jun 15 Philips Semiconductors Product.

General Description

PCA8521 The PCA8521 can be used in infrared remote control transmitters.

It generates output pulses, in accordance with the RC5 protocol, when a key is pressed.

The IC does not contain a software programmable processor.

Key Features

  • RC5 protocol.
  • Maximum of:.
  • 56 keys (20-pin version).
  • 30 keys (16-pin version).
  • Option of multi-system or single system transmitter.
  • Multi-system: maximum 8 systems, selection by key.
  • Single system: maximum 8 different systems per IC, selection by jumper wire or switch.
  • Power-down and key wake-up.
  • High output current (≤ 45 mA).
  • Oscillator frequency of 432 kHz or 4 MHz.
  • Multiple key protection.

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PCA8521 Distributor