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产品名称：ST72345C4
产品封装：QFP-48
产品品牌：STMicroelectronics
库 存：查看
电 话：0755-83035811
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产品介绍
ST72345C4
Features
- Memories
- up to 16 Kbytes Program memory: single voltage extended Flash (XFlash) with read-out and write protection, in-circuit and in-application programming (ICP and IAP). 10,000 write/erase cycles guaranteed, data retention: 20 years at 55 °C.
- 256 bytes data EEPROM with readout protection. 300,000 write/erase cycles guaranteed, data retention: 20 years at 55 °C.
- Clock, reset and supply management
- Power on / power off safe reset with 3 programmable threshold levels (LVD)
- Auxiliary voltage detector (AVD)
- Clock sources: crystal/ceramic resonator oscillators, high-accuracy internal RC oscillator or external clock
- PLL for 4x or 8x frequency multiplication
- 5 power-saving modes: Slow, Wait, Halt, Auto-wakeup from Halt and Active-halt
- Clock output capability (fCPU)
- Interrupt management
- Nested interrupt controller
- 10 interrupt vectors plus TRAP and RESET
- 9 external interrupt lines on 4 vectors
- Up to 34 I/O ports
- up to 34 multifunctional bidirectional I/O lines
- up to 12 high sink outputs (10 on 32-pin devices)
- 4 timers
- Configurable window watchdog timer
- 16-bit timer A with: 1 input capture, 1 output compare, external clock input, PWM and pulse generator modes
- 16-bit timer B with: 2 input captures, 2 output compares, PWM and pulse generator modes
- 3 communication interfaces
- I2C slave 3 addresses, no stretch, with DMA access and byte pair coherency on I²C read
- SCI asynchronous serial interface (LIN compatible)
- SPI synchronous serial interface
- 1 analog peripheral
- 10-bit ADC with 12 input channels (8 on 32-pin devices)
- Instruction set
- 63 basic instructions with illegal opcode detection
- 8 x 8 unsigned multiply instruction
- Development tools
- Full hardware/software development package
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