C8051F911 View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

Manufacturer

C8051F911

Single/Dual Battery, 0.9–3.6 V, 16–8 kB, SmaRTClock, 12/10-Bit ADC MCU

Silicon Laboratories 

C8051F91x-C8051F90x

List of Tables

2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Table 2.1. Product Selection Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Table 3.1. Pin Definitions for the C8051F91x-C8051F90x . . . . . . . . . . . . . . . . . . . 27

Table 3.2. QFN-24 Package Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

Table 3.3. PCB Land Pattern ................................................................................... 33

Table 3.4. QSOP-24 Package Dimensions ............................................................. 34

Table 3.5. PCB Land Pattern . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Table 4.1. Absolute Maximum Ratings .................................................................... 36

Table 4.2. Global Electrical Characteristics ............................................................. 37

Table 4.3. Port I/O DC Electrical Characteristics ..................................................... 47

Table 4.4. Reset Electrical Characteristics .............................................................. 52

Table 4.5. Power Management Electrical Specifications ......................................... 53

Table 4.6. Flash Electrical Characteristics .............................................................. 53

Table 4.7. Internal Precision Oscillator Electrical Characteristics ........................... 53

Table 4.8. Internal Low-Power Oscillator Electrical Characteristics ........................ 53

Table 4.9. SmaRTClock Characteristics .................................................................. 54

Table 4.10. ADC0 Electrical Characteristics ............................................................ 54

Table 4.11. Temperature Sensor Electrical Characteristics .................................... 55

Table 4.12. Voltage Reference Electrical Characteristics ....................................... 56

Table 4.13. IREF0 Electrical Characteristics ........................................................... 57

Table 4.14. Comparator Electrical Characteristics .................................................. 58

Table 4.15. VREG0 Electrical Characteristics ......................................................... 59

Table 4.16. DC-DC Converter (DC0) Electrical Characteristics .............................. 60

Table 5.1. Representative Conversion Times and Energy Consumption for the SAR

ADC with 1.65 V High-Speed VREF . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

Table 8.1. CIP-51 Instruction Set Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100

Table 11.1. Special Function Register (SFR) Memory Map (Page 0x0) . . . . . . . . 113

Table 11.2. Special Function Register (SFR) Memory Map (Page 0xF) . . . . . . . . 114

Table 11.3. Special Function Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115

Table 12.1. Interrupt Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122

Table 13.1. Flash Security Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135

Table 14.1. Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143

Table 15.1. Example 16-bit CRC Outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153

Table 16.1. IPeak Inductor Current Limit Settings . . . . . . . . . . . . . . . . . . . . . . . . . 161

Table 19.1. Recommended XFCN Settings for Crystal Mode . . . . . . . . . . . . . . . . 181

Table 19.2. Recommended XFCN Settings for RC and C modes . . . . . . . . . . . . . 182

Table 20.1. SmaRTClock Internal Registers ......................................................... 189

Table 20.2. SmaRTClock Load Capacitance Settings . . . . . . . . . . . . . . . . . . . . . 196

Table 20.3. SmaRTClock Bias Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198

Table 21.1. Port I/O Assignment for Analog Functions . . . . . . . . . . . . . . . . . . . . . 207

Table 21.2. Port I/O Assignment for Digital Functions . . . . . . . . . . . . . . . . . . . . . . 208

Table 21.3. Port I/O Assignment for External Digital Event Capture Functions . . 208

Table 22.1. SMBus Clock Source Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 230

12

Rev. 1.0

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