8-bit micro-controller
MDT10C23
1. General Description
This ROM-Based 8 -bit micro-controller uses a fully static CMOS design technology to ach...
Description
MDT10C23
1. General Description
This ROM-Based 8 -bit micro-controller uses a fully static CMOS design technology to achieve high speed, small size, low power and high noise immunity. On chip memory includes 2K words ROM and80 bytes static RAM.
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XTAL¡ÐStandard crystal oscillator HFXT¡ÐHigh frequency crystal oscillator u 4 oscillator start-up time can be selected by programming option: 150 µs, 20 ms, 40 ms, 80 ms u On-chip RC oscillator based Watchdog Timer(WDT) can be operated freely u 12 I/O(for 18 pins package),14 I/O(for 20 pins package),16 I/O(for 22/24 pins package) pins with their own independent direction control
Four comparator inputs with external Vref (not for 18 pin package) are also provided.
2. Features
u u u u Fully CMOS static design 8-bit data bus On chip ROM size : 2 K words Internal RAM size : 80 bytes (72 general purpose registers, 8 special registers) u u u u u u 36 single word instructions 14-bit instructions 2-level stacks Operating voltage : 2.3V ~ 5.5 V Operating frequency : 0 ~ 20 MHz The most fast execution time is 200 ns under 20 MHz in all single cycle instructions except the branch instruction u Addressing modes include direct, indirect and relative addressing modes u u u u u Built-in Power-on Reset 4 Channel comparator Power edge-detector Reset Sleep Mode for power saving 8-bit real time clock/counter(RTCC) with 8-bit programmable prescaler u 4 types of oscillator can be selected by programming option: RC¡ÐLow cost RC oscill...
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