General Description The ET4205 is remote control transmitter which uses CMOS technology. The ET4205 is suitable for remo...
General Description The ET4205 is remote control transmitter which uses CMOS technology. The ET4205 is suitable for remote control of TV, VCR, FANS, Airconditioners, Audio Equipments, Toys, Games etc.
Features
Program memory：2,048 bytes (2,048 x 8bit) Data memory (RAM)：32 nibble (32 x 4bit) 3 levels of subroutine nesting Operating frequency：2.4MHz ~ 4MHz Instruction cycle：fOSC/48 Stop mode Released stop mode by key input Built in Poweron Reset circuit Built in
Transistor for I.R LED Drive：IOL=250mA at VDD=3V and VO=0.3V Built in Low Voltage reset circuit Built in a watch dog timer (WDT) Low operating voltage：1.2 ~ 3.6V @ 4MHz 20/24 SOP Package. Pin Configuration
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