SH67P33 Description
SH67P33 is dedicated to infrared remote control transmitter applications. This chip integrates the SH6610C 4-bit CPU core with . RAM, program ROM, one 8-bit timer, and programmable input/output pins and carrier synthesizer.
SH67P33 Key Features
- 3.6V (Typical: 3.0V) 16 CMOS bi-directional I/O pins and 1 S input pin 4-level subroutine nesting (including interrupts)
- Internal interrupt (Timer0)
- External interrupts: (rising edge). PORTB & PORTC or PORTB, PORTC & PORTD (Code Option) Remote control programmable carr
- External Ceramic Resonator/Crystal Oscillator: 400kHz
- Built-in RC Oscillator: 4MHz typical Instruction cycle time
- 4/455kHz (≈ 8.79µs) for 455kHz OSC clock
- 4/4MHz (= 1µs) for 4MHz OSC clock Two low power operation modes: HALT and STOP Built-in watchdog timer OTP type/Code pro