參數(shù)資料
型號： ST72621L4M1L
廠商： 意法半導體
英文描述： LOW SPEED USB 8-BIT MCU WITH 3 ENDPOINTS, FLASH OR ROM MEMORY, LVD, WDG, 10-BIT ADC, 2 TIMERS, SCI, SPI
中文描述： 低速USB 8 3端點，F(xiàn)lash或ROM存儲器，內徑，水分散粒劑，10位ADC，2個定時器，脊髓損傷和SPI位微控制器
文件頁數(shù)： 1/132頁
文件大?。?/td> 1822K
代理商： ST72621L4M1L
June 2003
1/132
Rev. 2.2
ST7262
LOW SPEED USB 8-BIT MCU WITH 3 ENDPOINTS, FLASH OR
ROM MEMORY, LVD, WDG, 10-BIT ADC, 2 TIMERS, SCI, SPI
I
Memories
– 8K or 16K Program memory
(ROM, FASTROM 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)
I
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
I
USB (Universal Serial Bus) Interface
– DMA for low speed applications compliant
with USB 1.5 Mbs specification (v 1.1) and
USB HID specification (v 1.0):
– Integrated 3.3V voltage regulator and trans-
ceivers
– Suspend and Resume operations
– 3 Endpoints
I
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)
I
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
Device Summary
I
Analog Peripheral
– 10-bit A/D Converter with up to 8 input pins.
I
2 Communications Interfaces
– Asynchronous Serial Communication inter-
face
– Synchronous Serial Peripheral Interface
I
Instruction Set
– 8-bit data manipulation
– 63 basic instructions
– 17 main addressing modes
– 8 x 8 unsigned multiply instruction
– True bit manipulation
I
Nested interrupts
I
Development Tools
– Full hardware/software development package
PDIP32 shrink
SO34 shrink
TQFP44
PDIP42 shrink
SO20
PDIP20
Features
ST72623F2
ST72622K2
ST72621K4
ST72622L2
ST72621L4
ST72621J2
ST72621J4
Program memory - bytes
RAM (stack) - bytes
Peripherals
Serial I/O
I/Os
Operating Supply
Operating Temperature
Packages
8K
8K
16K
8K
16K
8K
16K
384 (128)
384 (128)
768 (128)
384 (128)
768 (128)
384 (128)
768 (128)
USB, Watchdog, Low Voltage Detector, 8-bit Auto-Reload timer, Timebase unit, A/D Converter
SPI
SPI + SCI
SPI
11
21
4.0V to 5.5V (Low voltage 3.0V to 5.5V ROM versions available)
0°C to +70°C
PDIP20/SO20
PDIP32
-
SPI + SCI
23
31
SO34
PDIP42/TQFP44
1
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