參數(shù)資料
型號： ST7263BK1B/XXX
廠商： STMICROELECTRONICS
元件分類： 微控制器/微處理器
英文描述： 8-BIT, MROM, 8 MHz, MICROCONTROLLER, PDIP32
封裝： 0.400 INCH, LEAD FREE, SHRINK, PLASTIC, DIP-32
文件頁數(shù)： 1/140頁
文件大小： 1423K
代理商： ST7263BK1B/XXX
Rev. 4.0
September 2005
1/140
ST7263B
LOW SPEED USB 8-BIT MCU FAMILY WITH UP TO 32K FLASH/ROM,
DFU CAPABILITY, 8-BIT ADC, WDG, TIMER, SCI & IC
■ Memories
– 4, 8, 16 or 32 Kbytes Program Memory: High
Density Flash (HDFlash), FastROM or ROM
with Readout and Write Protection
– In-Application Programming (IAP) and In-Cir-
cuit programming (ICP)
– 384, 512 or 1024 bytes RAM memory (128-
byte stack)
■ Clock, Reset and Supply Management
– Run, Wait, Slow and Halt CPU modes
– 12 or 24 MHz Oscillator
– RAM Retention mode
– Optional Low Voltage Detector (LVD)
■ USB (Universal Serial Bus) Interface
– DMA for low speed applications compliant
with USB 1.5 Mbs (version 2.0) and HID spec-
ifications (version 1.0)
– Integrated 3.3 V voltage regulator and trans-
ceivers
– Supports USB DFU class specification
– Suspend and Resume operations
– 3 Endpoints with programmable In/Out config-
uration
■ Up to 27 I/O Ports
– Up to 8 high sink I/Os (10 mA at 1.3 V)
– 2 very high sink true open drain I/Os (25 mA
at 1.5 V)
– Up to 8 lines individually programmable as in-
terrupt inputs
■ 1 Analog Peripheral
– 8-bit A/D Converter (ADC) with 8 or 12 chan-
nels
■ 2 Timers
– Programmable Watchdog
– 16-bit Timer with 2 Input Captures, 2 Output
Compares, PWM output and clock input
■ 2 Communication Interfaces
– Asynchronous Serial Communications Inter-
face
– IC Multi Master Interface up to 400 kHz
■ Instruction Set
– 63 basic instructions
– 17 main addressing modes
– 8 x 8 unsigned multiply instruction
– True bit manipulation
■ Development Tools
– Versatile Development Tools (under Win-
dows) including assembler, linker, C-compil-
er, archiver, source level debugger, software
library,
hardware
emulator,
programming
boards and gang programmers, HID and DFU
software layers
Table 1. Device Summary
SO34
PSDIP32
SO24
TQFP48 (7x7)
Features
ST7263B
H6
ST7263B
H2
ST7263B
K6
ST7263B
K4
ST7263B
K2
ST7263B
K1
ST7263B
E6
ST7263B
E2
Program Memory -bytes
(Flash or ROM)
32K
8K
32K
16K
8K
4K
32K
8K
RAM (stack) - bytes
1024(128) 384(128) 1024(128) 512(128)
384(128)
384(128) 1024(128) 384(128)
Standard Peripherals
Watchdog timer, 16-bit timer, USB
Other Peripherals
SCI, IC, ADC
SCI, ADC
ADC
SCI, IC
SCI
Operating Supply
4.0 V to 5.5 V
CPU frequency
8 MHz (with 24 MHz oscillator) or 4 MHz (with 12 MHz oscillator)
Operating temperature
0 °C to +70 °C
Packages
TQFP48 (7x7)
SDIP32/SO34
SO24
1
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