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产品名称：ST72621L4
产品封装：SOP-32
产品品牌：STMicroelectronics
库 存：查看
电 话：0755-83035811
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产品介绍
ST72621L4
Features
- Memories
- 8K or 16K 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)
- 6 or 12 MHz Oscillator (8, 4, 2, 1 MHz internal frequencies)
- USB (Universal Serial Bus) Interface
- DMA for low speed applications compliant with USB specification (version 2.0):
- Integrated 3.3V voltage regulator and transceivers
- Suspend and Resume operations
- 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
- 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 periodic interrupts cascadable with ART
- Analog Peripheral
- 10-bit A/D Converter with up to 8 input pins.
- 2 Communications Interfaces
- Asynchronous Serial Communication interface
- Synchronous Serial Peripheral Interface
- Instruction Set
- 8 x 8 unsigned multiply instruction
- Nested interrupts
- Development Tools
- Full hardware/software development package
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