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ST72521AR Datasheet(PDF) 1 Page - STMicroelectronics |
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ST72521AR Datasheet(HTML) 1 Page - STMicroelectronics |
1 / 199 page Rev. 1.6 October 2002 1/199 ST72521M/R/AR 8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE s Memories – 32K to 60K dual voltage High Density Flash (HDFlash) or ROM with read-out protection capability. In-Application Programming and In-Circuit Programming for HDFlash devices – 1K to 2K RAM – HDFlash endurance: 100 cycles, data reten- tion: 20 years at 55°C s 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 os- cillators, internal or external RC oscillator, clock security system and bypass for external clock – PLL for 2x frequency multiplication – Four power saving modes: Halt, Active-Halt, Wait and Slow s Interrupt Management – Nested interrupt controller – 14 interrupt vectors plus TRAP and RESET – Top Level Interrupt (TLI) pin – 15 external interrupt lines (on 4 vectors) s Up to 64 I/O Ports – 48 multifunctional bidirectional I/O lines – 34 alternate function lines – 16 high sink outputs s 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 out- put compares, external clock input on one tim- er, 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 s 4 Communications Interfaces – SPI synchronous serial interface – SCI asynchronous serial interface (LIN com- patible) –I2C multimaster interface – CAN interface (2.0B Passive) s Analog peripheral – 10-bit ADC with 16 input pins s Instruction Set – 8-bit Data Manipulation – 63 Basic Instructions – 17 main Addressing Modes – 8 x 8 Unsigned Multiply Instruction s Development Tools – Full hardware/software development package – In-Circuit Testing capability Device Summary TQFP80 14 x 14 TQFP64 10 x 10 TQFP64 14 x 14 Features ST72(F)521(M/R/AR)9 ST72521(R/AR)7 ST72(F)521(R/AR)6 Program memory - bytes 60K 48K 32K RAM (stack) - bytes 2048 (256) 1536 (256) 1024 (256) Operating Voltage 3.8V to 5.5V Temp. Range (ROM) up to -40°C to +125°C Temp. Range (Flash) up to -40°C to +125°C N/A up to -40°C to +125 °C Package TQFP80 14x14 (M), TQFP64 14x14 (R), TQFP64 10x10 (AR) TQFP64 14x14 (R), TQFP64 10x10 (AR) 1 |
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