C8051F970-A-GM Datasheet, PDF (2/454 Pages) Silicon Laboratories – Low Power Capacitive Sensing MCU with up to 32 kB of Flash

C8051F97x
1. Electrical Characteristics .................................................................................................. 10
1.1. Electrical Characteristics .............................................................................................. 10
1.2. Thermal Conditions ...................................................................................................... 21
1.3. Absolute Maximum Ratings..........................................................................................21
2. System Overview ...............................................................................................................22
2.1. Power ........................................................................................................................... 24
2.1.1. Voltage Supply Monitor (VMON0) ....................................................................... 24
2.1.2. Device Power Modes........................................................................................... 24
2.1.3. Suspend Mode..................................................................................................... 25
2.1.4. Sleep Mode.......................................................................................................... 25
2.1.5. Low Power Active Mode ...................................................................................... 26
2.1.6. Low Power Idle Mode ..........................................................................................26
2.2. I/O................................................................................................................................. 26
2.2.1. General Features.................................................................................................26
2.2.2. Crossbar .............................................................................................................. 26
2.3. Clocking........................................................................................................................ 27
2.4. Counters/Timers and PWM ..........................................................................................27
2.4.1. Programmable Counter Array (PCA0) ................................................................. 27
2.4.2. Timers (Timer 0, Timer 1, Timer 2, and Timer 3)................................................. 27
2.5. Communications and other Digital Peripherals ............................................................ 28
2.5.1. Universal Asynchronous Receiver/Transmitter (UART0) .................................... 28
2.5.2. Serial Peripheral Interface (SPI0) ........................................................................ 28
2.5.3. System Management Bus / I2C (SMBus0) .......................................................... 28
2.5.4. High-Speed I2C Slave (I2CSLAVE0)................................................................... 29
2.5.5. 16/32-bit CRC (CRC0)......................................................................................... 29
2.6. Analog Peripherals ....................................................................................................... 29
2.6.1. 10-Bit Analog-to-Digital Converter (ADC0) .......................................................... 29
2.7. Digital Peripherals ........................................................................................................30
2.7.1. Direct Memory Access (DMA0) ........................................................................... 30
2.7.2. Multiply and Accumulate (MAC0) ........................................................................ 30
2.8. Reset Sources..............................................................................................................30
2.9. Unique Identifier ........................................................................................................... 30
2.10.On-Chip Debugging ..................................................................................................... 30
3. Pin Definitions.................................................................................................................... 31
3.1. C8051F970/3 QFN-48 Pin Definitions.......................................................................... 31
3.2. C8051F971/4 QFN-32 Pin Definitions.......................................................................... 35
3.3. C8051F972/5 QFN-24 Pin Definitions.......................................................................... 38
4. Ordering Information .........................................................................................................41
5. QFN-48 Package Specifications ...................................................................................... 43
5.1. QFN-48 Package Marking............................................................................................ 45
6. QFN-32 Package Specifications ....................................................................................... 46
6.1. QFN-32 Package Marking............................................................................................ 49
7. QFN-24 Package Specifications ....................................................................................... 50
7.1. QFN-24 Package Marking............................................................................................ 53
8. Memory Organization ........................................................................................................54
8.1. Program Memory.......................................................................................................... 55
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Rev 1.0