SC73C1402 Description
SC73C1402 is one of Silan’ s 4-bit CMOS single-chip microcontrollers for infrared remote control transmitters (IRCTs). It can be implemented in various IRCT circuits by mask option.
SC73C1402 Key Features
- Operating voltage range: (2.0 ~ 4.0V) Low static power consumption (<1uA)
- Program memory: 2Kx 9 bits The last 1K areas can also be used as data table
- Data memory (RAM): 16 x 4 bits
- Timer/counter: 10~15 bits
- 20 I/O ports, where there is a 4-bit input, two 4-bit outputs and two 4-bit programmable input/output ports(P53 is outpu
- Oscillator frequency (fosc): 300KHz~2MHz or 2MHz~6MHz selectable by mask option
- Operating frequency (fmain): fmain=fosc (when fosc in the range of 300KHz~2MHz) fmain=fosc/8 (when fosc in the range of
- Carrier frequency: fmain/12
- Carrier duty: 1/2 or 1/3 duty selectable by program
- Instruction cycle: 5/fmain