参数资料
型号: ST72623F2B1
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PDIP20
封装: 0.300 INCH, LEAD FREE, SHRINK, PLASTIC, DIP-20
文件页数: 1/139页
文件大小: 1264K
代理商: ST72623F2B1
Doc ID 6996 Rev 5
June 2009
1/139
ST7262xxx
Low speed USB 8-bit MCU with 3 endpoints, Flash or
ROM memory, LVD, WDG, 10-bit ADC, 2 timers, SCI, SPI
Features
Memories
– 8 or 16 Kbyte Program memory
(ROM or Dual voltage FLASH)
with read-write protection
– In-Application and In-Circuit Programming for
FLASH versions
– 384 to 768 bytes RAM (128-byte stack)
Clock, Reset and Supply Management
– Enhanced Reset System (Power On Reset)
– Low Voltage Detector (LVD)
– Clock-out capability
– 6 or 12 MHz Oscillator (8, 4, 2, 1 MHz internal
frequencies)
– 3 Power saving modes
USB (Universal Serial Bus) Interface
– DMA for low speed applications compliant
with USB specification (version 2.0):
– Integrated 3.3V voltage regulator and trans-
ceivers
– Suspend and Resume operations
– 3 Endpoints
Up to 31 I/O Ports
– Up to 31 multifunctional bidirectional I/O lines
– Up to 12 External interrupts (3 vectors)
– 13 alternate function lines
– 8 high sink outputs
(8 mA@0.4 V/20 mA@1.3 V)
– 2 true open drain pins (N buffer 8 mA@0.4 V)
3 Timers
– Configurable watchdog timer (8 to 500 ms
timeout)
– 8-bit Auto Reload Timer (ART) with 2 Input
Captures, 2 PWM outputs and External Clock
– 8-bit Time Base Unit (TBU) for generating pe-
riodic interrupts cascadable with ART
Analog Peripheral
– 10-bit A/D Converter with up to 8 input pins.
2 Communications Interfaces
– Asynchronous Serial Communication inter-
face
– Synchronous Serial Peripheral Interface
Instruction Set
– 8-bit data manipulation
– 63 basic instructions
– 17 main addressing modes
– 8 x 8 unsigned multiply instruction
– True bit manipulation
Nested interrupts
Development Tools
– Full hardware/software development package
Device Summary
PDIP32 shrink
SO34 shrink
LQFP44
PDIP42 shrink
SO20
PDIP20
Features
ST72623F2
ST72621K4
ST72622L2
ST72621L4
ST72621J4
Program memory - Kbytes
8
16
8
16
RAM (stack) - bytes
384 (128)
768 (128)
384 (128)
768 (128)
Peripherals
USB, Watchdog, Low Voltage Detector, 8-bit Auto-Reload timer, Timebase unit, A/D Converter
Serial I/O
-
SPI + SCI
SPI
SPI + SCI
I/Os
11
212331
Operating Supply
4.0V to 5.5V (Low voltage 3.0V to 5.5V ROM versions available)
Operating Temperature
0°C to +70°C
Packages
PDIP20/SO20
PDIP32
SO34
PDIP42/LQFP44
1
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