STR73xFxx ARM7TDMI 32-bit MCU with Flash, 3x CAN, 4 UARTs, 20 timers, ADC, 12 comm. interfaces Features Core ARM7TDMI 32-bit RISC CPU TQFP100 14 x 14 32 MIPS 36 MHz Memories TQFP144 20 x 20 Up to 256 Kbytes Flash program memory LFBGA144 10 x 10 x 1.7 (10,000 cycles endurance, data retention 20 years 85 C) DMA 16 Kbytes RAM 4 DMA controllers with 4 channels each Clock, reset and supply management Timers 4.5 - 5.5 V application supply and I/Os 16-bit watchdog timer (WDG) Embedded 1.8 V regulator for core supply 6/10 16-bit timers (TIM) each with: 2 input Embedded oscillator running from external captures, 2 output compares, PWM and 4-8 MHz crystal or ceramic resonator pulse counter modes Up to 36 MHz CPU frequency with internal 6 16-bit PWM modules (PWM) PLL 3 16-bit timebase timers with 8-bit 32 kHz or 2 MHz internal RC oscillator, prescalers software configurable for fast startup and backup clock 12 communications interfaces 2 Real-time clock for clock-calendar function 2 I C interfaces Wake-up timer driven by internal RC for 4 UART asynchronous serial interfaces wake-up from STOP mode 3 BSPI synchronous serial interfaces 5 power saving modes: SLOW, WFI, Up to 3 CAN interfaces (2.0B Active) LPWFI, STOP and HALT modes 10-bit A/D converter Nested interrupt controller 12/16 channels Fast interrupt handling with multiple vectors Conversion time: min. 3 s, range: 0 to 5V 64 maskable IRQs with 64 vectors and 16 Development tools support priority levels JTAG interface 2 maskable FIQ sources 16 external interrupts, up to 32 wake-up Table 1. Device summary lines Up to 112 I/O ports Reference Part number 72/112 multifunctional bidirectional I/Os STR730FZ1, STR730FZ2, STR731FV0, STR731FV1, STR731FV2, STR73xFxx STR735FZ1, STR735FZ2, STR736FV0, STR736FV1, STR736FV2 June 2008 Rev 7 1/52 www.st.com 52Contents STR73xFxx Contents 1 Scope . 4 1.1 Description . 4 2 Overview 5 2.1 On-chip peripherals 6 3 Block diagram 8 3.1 Related documentation 10 3.2 Pin description . 11 3.2.1 STR730F/STR735F (TQFP144) 11 3.2.2 STR730F/STR735F (LFBGA144) . 12 3.2.3 STR731F/STR736F (TQFP100) 13 3.3 Memory mapping . 20 4 Electrical parameters . 21 4.1 Parameter conditions 21 4.1.1 Minimum and maximum values . 21 4.1.2 Typical values . 21 4.1.3 Typical curves 21 4.1.4 Loading capacitor . 21 4.1.5 Pin input voltage 21 4.2 Absolute maximum ratings 22 4.3 Operating conditions 24 4.3.1 Supply current characteristics 25 4.3.2 Clock and timing characteristics 29 4.3.3 Memory characteristics . 34 4.3.4 EMC characteristics 35 4.3.5 I/O port pin characteristics . 38 4.3.6 10-bit ADC characteristics . 43 5 Package characteristics . 46 5.1 Package mechanical data 46 5.2 Thermal characteristics 48 2/52