ST72324BJ2

8-bit MCU, 3.8 to 5.5 V operating range with 8 to 32 Kbyte Flash/ROM, 10-bit ADC, 4 timers, SPI, SCI

INTRODUCTION TheST72324KandST72324JdevicesaremembersoftheST7microcontrollerfamily.Theycanbegroupedasfollows: –The32-pinST72324Kdevicesaredesignedformid-rangeapplications –The42/44-pinST72324Jdevicestargetthesamerangeofapplicationsrequiringmorethan24I/Op

ST72324BJ2

5V RANGE 8-BIT MCU WITH 8 TO 32K FLASH/ROM, 10-BIT ADC, 4 TIMERS, SPI, SCI INTERFACE; ? 1 analog peripheral (low current coupling)10-bit ADC with up to 12 input ports\n? 2 communication interfacesSPI synchronous serial interfaceSCI asynchronous serial interface\n? Memories8 to 32 Kbyte dual voltage High Density Flash (HDFlash) or ROM with readout protection capability. In-application programming and Incircuit programming for HDFlash devices384 bytes to 1 Kbyte RAMHDFlash endurance: 1 kcycle at 55 °C, data retention 40 years at 85 °C\n? Interrupt managementNested interrupt controller. 10 interrupt vectors plus TRAP and RESET. 9/6 ext. interrupt lines (on 4 vectors)? Clock, reset and supply managementEnhanced low voltage supervisor (LVD) with programmable reset thresholds and auxiliary voltage detector (AVD) with interrupt capabilityClock sources: crystal/ceramic resonator oscillators, int. RC osc. and ext. clock inputPLL for 2x frequency multiplication4 power saving modes: Slow, Wait, Active-halt, and Halt\n? 4 timersMain clock controller with real-time base, Beep and clock-out capabilitiesConfigurable watchdog timer16-bit Timer A with 1 input capture, 1 output compare, ext. clock input, PWM and pulse generator modes16-bit Timer B with 2 input captures, 2 output compares, PWM and pulse generator modes\n? Development toolsIn-circuit testing capability\n? Up to 32 I/O ports32/24 multifunctional bidirectional I/Os, 22/17 alternate function lines, 12/10 high sink outputs;