UN13750
Programmable Encoder/Decoder
Single chip contains both Encoder and Decoder.
3V to 11 V operation.
On chip oscillator uses non-critical RC components.
Cross interference of recetver is virtually eliminated by circuitry which requires 4 valid words to be received, each within 64ms of the other.
Schmitt Trigger input provides excellent noise immunity.
Applications.
alarm control system, security system cordless telephone, remote control.
Interfaces with RF, ultrasonic, or infrared modulators I and demodulators
General Description
T h e U M 3 7 5 0 E n c o d e r / D e c o d e r is a
CMOS/LSI digital code Transmitter-Receiver system.
Working in the transmit (encoder) mode, the UM3750 w...