(ST6255B / ST6265B) 8-BIT OTP/EPROM MCUs
Description
R
ST62T55B ST62T65B/E65B
8-BIT OTP/EPROM MCUs WITH A/D CONVERTER, AUTO-RELOAD TIMER, EEPROM AND SPI
s s s s s s s
s s s s
s
s
s
s s s s
s s s
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: 128 bytes Data EEPROM: 128 bytes (none on ST62T55B) User Programmable Options 21 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 8 I/O lines can sink up to 20mA to drive LEDs or TRIACs directly 8-bit Timer/ Counter with 7-bit programmable prescaler 8-bit Auto-reload Timer with 7-bit programmable prescaler (AR Timer) Digital Watchdog 8-bit A/D Converter with 13 analog inputs 8-bit Synchronous Peripheral Interface (SPI) On-chip Clock oscillator can be driven by Quartz Crystal Ceramic resonator or RC network User configurable Power-on Reset One external Non-Maskable Interrupt ST626x-EMU2 Emulation and Development System (connects to an MS-DOS PC via a parallel port)
PDIP28
PSO28
CDIP28W
(See end of Datasheet for Ordering Information)
DEVICE SUMMARY
DEVICE ST62T55B ST62T65B ST62E65B OTP
(Bytes)
EPROM (Bytes) 3884
EEPROM 128 128
3884 3884
Rev.
2.
4
April 1998
1/74
1
Table of Contents
ST62T55B / ST62T65B/E65B .
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1
1 GENERAL DESCRIPTION .
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5 1.
1 INTRODUCTION .
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5 1.
2 PIN DESCRIPTIONS .
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6 1.
3 MEMORY MAP .
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