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ST7232AK2T5 Fiches technique(PDF) 1 Page - STMicroelectronics |
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ST7232AK2T5 Fiches technique(HTML) 1 Page - STMicroelectronics |
1 / 157 page December 2005 1/157 Rev. 2 ST7232A 8-BIT MICROCONTROLLER WITH 8K FLASH/ROM, ADC, 4 TIMERS, SPI, SCI INTERFACE ■ Memories – 8K dual voltage High Density Flash (HDFlash) or ROM with read-out protection capability. In- Application Programming and In-Circuit Pro- gramming for HDFlash devices – 384 bytes RAM – HDFlash endurance: 100 cycles, data reten- tion: 40 years at 85°C ■ Clock, Reset And Supply Management – Clock sources: crystal/ceramic resonator os- cillators and bypass for external clock – PLL for 2x frequency multiplication – Four Power Saving Modes: Halt, Active-Halt, Wait and Slow ■ Interrupt Management – Nested interrupt controller – 14 interrupt vectors plus TRAP and RESET – 6 external interrupt lines (on 4 vectors) ■ Up to 32 I/O Ports – 32/24 multifunctional bidirectional I/O lines – 22/17 alternate function lines – 12/10 high sink outputs ■ 4Timers – 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, PWM and pulse generator modes ■ 2 Communications Interfaces – SPI synchronous serial interface – SCI asynchronous serial interface ■ 1 Analog peripheral (low current coupling) – 10-bit ADC with up to 12 robust input ports ■ Instruction Set – 8-bit Data Manipulation – 63 Basic Instructions – 17 main Addressing Modes – 8 x 8 Unsigned Multiply Instruction ■ Development Tools – Full hardware/software development package – In-Circuit Testing capability Device Summary TQFP32 7 x 7 SDIP32 400mil SDIP42 TQFP44 Features ST72F32AK1 ST72F32AK2 ST72F32AJ1 ST72F32AJ2 ST7232AK1 ST7232AK2 ST7232AJ1 ST7232AJ2 Program memory - bytes FLASH 4K FLASH 8K FLASH 4K FLASH 8K ROM 4K ROM 8K ROM 4K ROM 8K RAM (stack) - bytes 384 (256) 384 (256) Operating Voltage 3.8V to 5.5V 3.8V to 5.5V Temp. Range up to -40°C to +125°C up to -40°C to +125°C Package SDIP32 400mils / TQFP32 7x7 SDIP42 600mils / TQFP44 10x10 SDIP32 400mils / TQFP32 7x7 SDIP42 600mils / TQFP44 10x10 1 |
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