SH66K33A

SH66K33A MASK 1K 4-bit Micro-controller Features SH6610C-Based Single-Chip 4-bit Micro-Controller ROM: 1K X 16 bits RAM: 80 X 4 bits - 32 System Control Register - 48 Data memory Operation Voltage: 1.8V - 3.6V (Typically 3.0V) 16 CMOS Bi-directional I/O pins and 1 COMS input pin 4-Level Stack (Including interrupts) One 8-bit Auto Re-Loaded Timer/Counter Warm-up Timer Powerful Interrupt Sources: - Timer0 Interrupt - External Interrupts: PORTB & PORTC & PORTD (Rising edge) Oscillator (Code Option) - Crystal Oscillator: 400kHz - 4MHz - Ceramic Resonator: 400kHz - 4MHz - Internal RC Oscillator: 4MHz ± 4% (different from SH67P33A) Instruction Cycle Time (4/fOSC or 16/fOSC) Two Low Power Operation Modes: HALT And STOP Reset - Built-in Watchdog Timer - Built-in Power-on Reset (POR) Available In CHIP FORM 20-pin DIP/TSSOP/SOP package Mask type Low Voltage Reset function Remote Control Programmable Carrier Synthesizer General Description SH66K33A is a single-chip 4-bit micro-controller. This device integrates a SH6610C CPU core, RAM, ROM, timer, programmable input/output pins and carrier synthesizer. When in standby status, system will stop oscillator and remain low power consumption. The SH66K33A is suitable for infrared remote control transmitter application. Pin Configuration (20-Lead DIP/SOP/TSSOP Package) GND PORTD.0 PORTD.1 PORTE.0/OSCI PORTE.1/OSCO PORTD.2 PORTC.0 PORTC.1 PORTC.2 PORTC.3 1 2 3 4 5 6 7 8 9 10 SH66K33A 20 VDD 19 REM 18 PORTA.3 17 PORTA.2 16 PORTA.1 15 ...