SH69P21

SH69P21 OTP 1K 4-bit Micro-controller Features „ SH6610C-based single-chip 4-bit micro-controller „ OTP ROM: 1K X 16 bits „ RAM: 88 X 4 bits - 24 System control register - 64 Data memory „ Operation Voltage: 2.4V - 5.5V - fOSC = 30kHz - 4MHz, VDD = 2.4V - 5.5V - fOSC = 4MHz - 8MHz, VDD = 4.5V - 5.5V „ 11CMOS bi-directional I/O pins and 1CMOS input pin „ 4-Level Stack (Including Interrupts) „ One 8-bit auto re-loaded Timer/Counter „ Warm-up Timer „ Powerful Interrupt Sources: - External interrupt0: PORTA.0 (Falling/Rising/Double Edge) - Timer0 interrupt (Timer0) - External Interrupts: PORTB (Falling Edge) „ Oscillator: (Code Option) - Crystal oscillator: 32.768kHz, 400kHz - 8MHz - Ceramic resonator: 400kHz - 8MHz - External RC oscillator: 400kHz - 8MHz - Internal RC oscillator: 8MHz „ Instruction Cycle Time (4/fOSC) „ Two Low Power Operation Modes: HALT And STOP „ Reset - Built-in Watchdog Timer (WDT) (Code Option) - Built-in Power-on Reset (POR) - Built-in Low Voltage Reset (LVR) „ Two-level low voltage reset (LVR) (Code Option) „ SOP 14/8, SSOP10 Package General Description SH69P21 is a single-chip 4-bit micro-controller. This device integrates a SH6610C CPU core, RAM, ROM, PWM, Timer, I/O ports and 8MHz internal RC. The SH69P21 is suitable for alarm or home appliance application. 1 V2.0 Pin Configuration 14 PIN PORTC.1 PORTC.0 PORTB.2 VDD PORTB.1/OSCI PORB.0/OSCO PORTA.3/RESET 1 2 3 4 5 6 7 10 PIN 8 PIN PORTB.2 VDD PORTB.1/OSCI PORTB.0/OSCO PORTA.3/RESE...