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UM3750 Integrated Circuit 18Pin

ZAR 313.00 ZAR 272.17

In stock

SKU

INC-0352-C09

Description:

The UM3750 is a vintage programmable encoder/decoder IC developed by UMC Corporation. It was designed for digital code transmission and reception, making it a staple in early remote control systems, cordless phones, security systems, and infrared or RF communication setups.

Specifications:

Function: Encoder/Decoder for digital code transmission
Technology: CMOS/LSI
Package: 18-pin DIP
Operating Voltage: 3V to 11V
Inputs: 12-bit parallel input (allows 4096 unique codes)
Output: Serial PCM waveform for transmission
Oscillator: On-chip RC oscillator (non-critical components)
Noise Immunity: Schmitt Trigger inputs
Interference Protection: Requires 4 valid words within 64ms to trigger output
Applications:
-Alarm systems
-Remote keyless entry
-Wireless data links
-Infrared or ultrasonic control systems