SiM3U1xx
Preliminary Rev. 0.8
3
Ta b l e o f C o n t e n ts
1. Related Documents and Conventions ............................................................................... 5
1.1. Related Documents........................................................................................................ 5
1.1.1. SiM3U1xx/SiM3C1xx Reference Manual............................................................... 5
1.1.2. Hardware Access Layer (HAL) API Description .................................................... 5
1.1.3. ARM Cortex-M3 Reference Manual.......................................................................5
1.2. Conventions ................................................................................................................... 5
2. Typical Connection Diagrams ............................................................................................6
2.1. Power ............................................................................................................................. 6
3. Electrical Specifications...................................................................................................... 9
3.1. Electrical Characteristics ................................................................................................ 9
3.2. Thermal Conditions ...................................................................................................... 33
3.3. Absolute Maximum Ratings.......................................................................................... 33
4. Precision32™ SiM3U1xx System Overview .................................................................... 35
4.1. Power ........................................................................................................................... 37
4.1.1. LDO and Voltage Regulator (VREG0) ................................................................. 37
4.1.2. Voltage Supply Monitor (VMON0) ....................................................................... 37
4.1.3. External Regulator (EXTVREG0) ........................................................................ 37
4.1.4. Power Management Unit (PMU).......................................................................... 37
4.1.5. Device Power Modes........................................................................................... 38
4.2. I/O................................................................................................................................. 40
4.2.1. General Features................................................................................................. 40
4.2.2. High Drive Pins (PB4).......................................................................................... 40
4.2.3. 5 V Tolerant Pins (PB3) ....................................................................................... 40
4.2.4. Crossbars ............................................................................................................ 40
4.3. Clocking........................................................................................................................ 41
4.3.1. PLL (PLL0)........................................................................................................... 42
4.3.2. Low Power Oscillator (LPOSC0) ......................................................................... 42
4.3.3. Low Frequency Oscillator (LFOSC0)................................................................... 42
4.3.4. External Oscillators (EXTOSC0).......................................................................... 42
4.4. Data Peripherals........................................................................................................... 43
4.4.1. 16-Channel DMA Controller................................................................................. 43
4.4.2. 128/192/256-bit Hardware AES Encryption (AES0) ............................................ 43
4.4.3. 16/32-bit CRC (CRC0)......................................................................................... 43
4.5. Counters/Timers and PWM .......................................................................................... 44
4.5.1. Programmable Counter Array (EPCA0, PCA0, PCA1)........................................ 44
4.5.2. 32-bit Timer (TIMER0, TIMER1).......................................................................... 44
4.5.3. Real-Time Clock (RTC0) ..................................................................................... 45
4.5.4. Low Power Timer (LPTIMER0)............................................................................ 45
4.5.5. Watchdog Timer (WDTIMER0)............................................................................ 45
4.6. Communications Peripherals ....................................................................................... 46
4.6.1. External Memory Interface (EMIF0)..................................................................... 46
4.6.2. USB0 .................................................................................................................. 46
4.6.3. USART (USART0, USART1)............................................................................... 46
4.6.4. UART (UART0, UART1) ...................................................................................... 47
