C8051F50X Datasheet, PDF (3/312 Pages) Silicon Laboratories – Mixed Signal ISP Flash MCU Family

C8051F50x-F51x
Table of Contents
1. System Overview ..................................................................................................... 16
2. Ordering Information ............................................................................................... 20
3. Pin Definitions.......................................................................................................... 22
4. Package Specifications ........................................................................................... 30
4.1. QFP-48 Package Specifications........................................................................ 30
4.2. QFN-48 Package Specifications........................................................................ 32
4.3. QFN-40 Package Specifications........................................................................ 34
4.4. QFP-32 Package Specifications........................................................................ 36
4.5. QFN-32 Package Specifications........................................................................ 38
5. Electrical Characteristics ........................................................................................ 40
5.1. Absolute Maximum Specifications..................................................................... 40
5.2. Electrical Characteristics ................................................................................... 41
6. 12-Bit ADC (ADC0) ................................................................................................... 52
6.1. Modes of Operation ........................................................................................... 53
6.1.1. Starting a Conversion................................................................................ 53
6.1.2. Tracking Modes......................................................................................... 53
6.1.3. Timing ....................................................................................................... 54
6.1.4. Burst Mode................................................................................................ 55
6.2. Output Code Formatting .................................................................................... 57
6.2.1. Settling Time Requirements...................................................................... 57
6.3. Selectable Gain ................................................................................................. 58
6.3.1. Calculating the Gain Value........................................................................ 58
6.3.2. Setting the Gain Value .............................................................................. 60
6.4. Programmable Window Detector....................................................................... 66
6.4.1. Window Detector In Single-Ended Mode .................................................. 68
6.5. ADC0 Analog Multiplexer .................................................................................. 70
7. Temperature Sensor ................................................................................................ 72
8. Voltage Reference.................................................................................................... 73
9. Comparators............................................................................................................. 75
9.1. Comparator Multiplexer ..................................................................................... 81
10. Voltage Regulator (REG0) ..................................................................................... 84
11. CIP-51 Microcontroller........................................................................................... 86
11.1. Performance .................................................................................................... 86
11.2. Instruction Set.................................................................................................. 88
11.2.1. Instruction and CPU Timing .................................................................... 88
11.3. CIP-51 Register Descriptions .......................................................................... 92
11.4. Serial Number Special Function Registers (SFRs) ......................................... 96
12. Memory Organization ............................................................................................ 97
12.1. Program Memory............................................................................................. 98
12.1.1. MOVX Instruction and Program Memory ................................................ 98
12.2. Data Memory ................................................................................................... 98
12.2.1. Internal RAM ........................................................................................... 98
12.2.1.1. General Purpose Registers ............................................................ 99
12.2.1.2. Bit Addressable Locations .............................................................. 99
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