C8051F80X_14 Datasheet, PDF (3/251 Pages) Silicon Laboratories – Mixed Signal ISP Flash MCU Family

C8051F80x-83x
Table of Contents
1. System Overview ..................................................................................................... 15
2. Ordering Information ............................................................................................... 25
3. Pin Definitions.......................................................................................................... 28
4. QFN-20 Package Specifications ............................................................................. 33
5. QSOP-24 Package Specifications .......................................................................... 35
6. SOIC-16 Package Specifications ............................................................................ 37
7. Electrical Characteristics ........................................................................................ 39
7.1. Absolute Maximum Specifications..................................................................... 39
7.2. Electrical Characteristics ................................................................................... 40
8. 10-Bit ADC (ADC0) ................................................................................................... 46
8.1. Output Code Formatting .................................................................................... 47
8.2. 8-Bit Mode ......................................................................................................... 47
8.3. Modes of Operation ........................................................................................... 47
8.3.1. Starting a Conversion................................................................................ 47
8.3.2. Tracking Modes......................................................................................... 48
8.3.3. Settling Time Requirements...................................................................... 49
8.4. Programmable Window Detector....................................................................... 53
8.4.1. Window Detector Example........................................................................ 55
8.5. ADC0 Analog Multiplexer .................................................................................. 56
9. Temperature Sensor ................................................................................................ 58
9.1. Calibration ......................................................................................................... 58
10. Voltage and Ground Reference Options.............................................................. 60
10.1. External Voltage References........................................................................... 61
10.2. Internal Voltage Reference Options ................................................................ 61
10.3. Analog Ground Reference............................................................................... 61
10.4. Temperature Sensor Enable ........................................................................... 61
11. Voltage Regulator (REG0) ..................................................................................... 63
12. Comparator0........................................................................................................... 65
12.1. Comparator Multiplexer ................................................................................... 69
13. Capacitive Sense (CS0) ......................................................................................... 71
13.1. Configuring Port Pins as Capacitive Sense Inputs .......................................... 72
13.2. Capacitive Sense Start-Of-Conversion Sources ............................................. 72
13.3. Automatic Scanning......................................................................................... 72
13.4. CS0 Comparator.............................................................................................. 73
13.5. CS0 Conversion Accumulator ......................................................................... 74
13.6. Capacitive Sense Multiplexer .......................................................................... 80
14. CIP-51 Microcontroller........................................................................................... 82
14.1. Instruction Set.................................................................................................. 83
14.1.1. Instruction and CPU Timing .................................................................... 83
14.2. CIP-51 Register Descriptions .......................................................................... 88
15. Memory Organization ............................................................................................ 92
15.1. Program Memory............................................................................................. 93
15.1.1. MOVX Instruction and Program Memory ................................................ 93
Rev. 1.0
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