ST72345

www.DataSheet4U.com 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 voltage extended Flash (XFlash) with read-out and write protection, In-Circuit and In-Application 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 protection. 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 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 – Realtime base – 16-bit timer A with: 1 input capture, 1 output compares, external clock input, PWM and Pulse generator modes Device Summary ■ LQFP48 7x7 LQFP44 10 x 10 LQFP32 7x7 ■ ■ ■ ■ – 16-bit timer B with: 2 input captures, 2 output compar...