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产品名称：ST72321AR9-Auto
产品封装：QFP-64
产品品牌：STMicroelectronics
库 存：查看
电 话：0755-83035811
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产品介绍
ST72321AR9-Auto
Features
- Memories
- 32 to 60 Kbyte dual voltage High Density Flash (HDFlash) or ROM ROM with readout protection capability. In-application programming and in-circuit programming for HDFlash devices
- HDFlash endurance: 100 cycles, data retention 20 years
- Clock, reset and supply management
- Enhanced low voltage supervisor (LVD) for main supply and auxiliary voltage detector (AVD) with interrupt capability
- Clock sources: crystal/ceramic resonator oscillators, internal RC oscillator and bypass for external clock
- PLL for 2x frequency multiplication
- 4 power saving modes: Halt, Active Halt, Wait and Slow
- Interrupt management
- Nested interrupt controller
- 14 interrupt vectors plus TRAP and RESET
- Top Level Interrupt (TLI) pin on 64-pin devices
- 15 external interrupt lines (on 4 vectors)
- 1 analog peripheral
- 10-bit ADC with up to 16 input ports
- Up to 48 I/O ports
- 48//32 multifunctional bidirectional I/O lines
- 34//22 alternate function lines
- 5 timers
- Main clock controller with Real-time base, Beep and Clock-out capabilities
- Configurable watchdog timer
- Two 16-bit timers with 2 input captures, 2 output compares, external clock input on 1 timer, PWM and pulse generator modes
- 8-bit PWM auto-reload timer with 2 input captures, 4 PWM outputs, output compare and time base interrupt, external clock with event detector
- 3 communications interfaces
- SPI synchronous serial interface
- SCI asynchronous serial interface
- I2C multimaster interface
- Instruction set
- 8x8 unsigned multiply instruction
- Development tools
- Full hardware/software development package, ICT capability
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