ST62T30B datasheet(83/86 Pages) STMICROELECTRONICS

83 / 86 page

September 1998

83/86

Rev. 2.5

ST6230B

8-BIT ROM MCUs WITH A/D CONVERTER,

16-BIT AUTO-RELOAD TIMER, EEPROM, SPI AND UART

3.0 to 6.0V Supply Operating Range

8 MHz Maximum Clock Frequency

-40 to +125

°C Operating Temperature Range

Run, Wait and Stop Modes

5 Interrupt Vectors

Look-up Table capability in Program Memory

Data Storage in Program Memory:

User selectable size

Data RAM: 192 bytes

Data EEPROM: 128 bytes

20 I/O pins, fully programmable as:

– Input with pull-up resistor

– Input without pull-up resistor

– Input with interrupt generation

– Open-drain or push-pull output

– Analog Input

4 I/O lines can sink up to 20mA to drive LEDs or

TRIACs directly

8-bit Timer/ Counter with 7-bit programmable

prescaler

16-bit

Auto-reload

Timer

with

7-bit

programmable prescaler (AR Timer)

Digital Watchdog

8-bit A/D Converter with 16 analog inputs

8-bit Synchronous Peripheral Interface (SPI)

8-bit

Asynchronous

Peripheral

Interface

(UART)

On-chip Clock oscillator can be driven by Quartz

Crystal or Ceramic resonator

Oscillator Safe Guard

One external Non-Maskable Interrupt

ST623x-EMU2 Emulation and Development

System (connects to an MS-DOS PC via a

parallel port).

DEVICE SUMMARY

DEVICE

ROM

(Bytes)

I/O Pins

ST6230B

7948

(See end of Datasheet for Ordering Information)

PDIP28

PS028

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