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ST72F340S2T6 Datasheet(PDF) 1 Page - STMicroelectronics |
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ST72F340S2T6 Datasheet(HTML) 1 Page - STMicroelectronics |
1 / 191 page Rev. 2 October 2006 1/191 ST72340, ST72344, ST72345 8-BIT MCU WITH UP TO 16K FLASH MEMORY, 10-BIT ADC, TWO 16-BIT TIMERS, TWO I2C, SPI, SCI ■ Memories – up to 16 Kbytes Program memory: Single volt- age extended Flash (XFlash) with read-out and write protection, In-Circuit and In-Applica- tion Programming (ICP and IAP). 10K write/ erase cycles guaranteed, data retention: 20 years at 55°C. – up to 1 Kbyte RAM – 256 bytes data EEPROM with read-out pro- tection. 300K write/erase cycles guaranteed, data retention: 20 years at 55°C. ■ Clock, Reset and Supply Management – Power On / Power Off safe reset with 3 pro- grammable threshold levels (LVD) – Auxiliary Voltage Detector (AVD) – Clock sources: crystal/ceramic resonator os- cillators, 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 devic- es) ■ 4 Timers – Configurable window watchdog timer – Realtime base – 16-bit timer A with: 1 input capture, 1 output compares, 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 Multi Master / Slave –I2C Slave 3 Addresses No Stretch with DMA access and Byte Pair Coherency on I²C Read – SCI asynchronous serial interface (LIN com- patible) – SPI synchronous serial interface ■ 1 Analog peripheral – 10-bit ADC with 12 input channels (8 on 32- pin devices) ■ Instruction Set – 8-bit data manipulation – 63 basic instructions with illegal opcode de- tection – 17 main addressing modes – 8 x 8 unsigned multiply instruction ■ Development tools – Full hardware/software development package – On-Chip Debug Module Device Summary LQFP32 7 x 7 LQFP44 10 x 10 LQFP48 7 x 7 Features ST72F340 ST72F344 ST72F345 Program memory - bytes 8K 16K 8K 16K 16K RAM (stack) - bytes 512 (256) 1K (256) 512 (256) 1K (256) 1K (256) EEPROM data - bytes 256 256 256 256 256 Common peripherals Window Watchdog, 2 16-bit Timers, SCI, SPI, I2CMMS Other peripherals - 10-bit ADC I2C3SNS, 10-bit ADC Int high-accuracy 1MHz RC Not present Present Present CPU Frequency 8MHz @ 3.3V to 5.5V, 4MHz @ 2.7V to 5.5V Temperature Range -40°C to +85 °C Package LQFP32 7x7, LQFP44 10x10 LQFP48 7x7 1 |
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