ST7263 Datasheet, PDF (1/109 Pages) STMicroelectronics – LOW SPEED USB 8-BIT MCU FAMILY with up to 16K MEMORY, up to 512 BYTES RAM, 8-BIT ADC, WDG, TIMER, SCI & I2C

ST7263
LOW SPEED USB 8-BIT MCU FAMILY with up to 16K MEMORY,
up to 512 BYTES RAM, 8-BIT ADC, WDG, TIMER, SCI & I²C
DATASHEET
s Up to 16Kbytes program memory
s Data RAM: up to 512 bytes with 64 bytes stack
s Run, Wait and Halt CPU modes
s 12 or 24 MHz oscillator
s RAM retention mode
s USB (Universal Serial Bus) Interface with DMA
for low speed applications compliant with USB
1.5 Mbs specification (version 1.1) and USB
HID specifications (version 1.0)
s Integrated 3.3V voltage regulator and
transceivers
s Suspend and Resume operations
s 3 endpoints with programmable in/out
configuration
s 19 programmable I/O lines with:
– 8 high current I/Os (10mA at 1.3V)
– 2 very high current pure Open Drain I/Os
(25mA at 1.5V)
– 8 lines individually programmable as interrupt
inputs
s Optional Low Voltage Detector (LVD)
s Programmable Watchdog for system reliability
s 16-bit Timer with:
– 2 Input Captures
– 2 Output Compares
– PWM Generation capabilities
– External Clock input
s Asynchronous Serial Communications Interface
(8K and 16K program memory versions only)
s I²C Multi Master Interface up to 400 KHz
(16K program memory version only)
PSDIP32
CSDIP32W
SO34 (Shrink)
s 8-bit A/D Converter (ADC) with 8 channels
s Fully static operation
s 63 basic instructions
s 17 main addressing modes
s 8x8 unsigned multiply instruction
s True bit manipulation
s Versatile Development Tools (under Windows)
including assembler, linker, C-compiler,
archiver, source level debugger, software
library, hardware emulator, programming
boards and gang programmers
Table 1. Device Summary
Features
ROM - OTP (bytes)
ST72631
16K
ST72632
8K
ST72633
4K
RAM (stack) - bytes
Peripherals
512 (64)
Watchdog, 16-bit timer, SCI, I²C, ADC,
USB
256 (64)
Watchdog, 16-bit timer, Watchdog, 16-bit timer,
SCI, ADC, USB
ADC, USB
Operating Supply
4.0V to 5.5V
CPU frequency
8 Mhz (with 24 MHz oscillator) or 4 MHz (with 12 MHz oscillator)
Operating temperature
0°C to +70°C
Packages
EPROM device
SO34/SDIP32
ST72E631 ¹ (CSDIP32W)
Note 1: EPROM version for development only
Rev. 1.8
August 2000
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