C8051F502-IMR Silicon Laboratories Inc, C8051F502-IMR Datasheet - Page 3
C8051F502-IMR
Manufacturer Part Number
C8051F502-IMR
Description
MCU 8-Bit C8051F50x 8051 CISC 64KB Flash 2.5V/3.3V/5V 32-Pin QFN EP T/R
Manufacturer
Silicon Laboratories Inc
Datasheet
1.C8051F502-IM.pdf
(312 pages)
Specifications of C8051F502-IMR
Package
32QFN EP
Device Core
8051
Family Name
C8051F50x
Maximum Speed
50 MHz
Ram Size
4.25 KB
Program Memory Size
64 KB
Operating Supply Voltage
2.5|3.3|5 V
Data Bus Width
8 Bit
Program Memory Type
Flash
Number Of Programmable I/os
25
Interface Type
I2C/SPI/UART
On-chip Adc
32-chx12-bit
Operating Temperature
-40 to 125 °C
Number Of Timers
4
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Table of Contents
1. System Overview ..................................................................................................... 16
2. Ordering Information ............................................................................................... 20
3. Pin Definitions.......................................................................................................... 22
4. Package Specifications ........................................................................................... 30
5. Electrical Characteristics ........................................................................................ 40
6. 12-Bit ADC (ADC0) ................................................................................................... 52
7. Temperature Sensor ................................................................................................ 72
8. Voltage Reference.................................................................................................... 73
9. Comparators............................................................................................................. 75
10. Voltage Regulator (REG0) ..................................................................................... 84
11. CIP-51 Microcontroller........................................................................................... 86
12. Memory Organization ............................................................................................ 97
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
5.1. Absolute Maximum Specifications..................................................................... 40
5.2. Electrical Characteristics ................................................................................... 41
6.1. Modes of Operation ........................................................................................... 53
6.2. Output Code Formatting .................................................................................... 57
6.3. Selectable Gain ................................................................................................. 58
6.4. Programmable Window Detector....................................................................... 66
6.5. ADC0 Analog Multiplexer .................................................................................. 70
9.1. Comparator Multiplexer ..................................................................................... 81
11.1. Performance .................................................................................................... 86
11.2. Instruction Set.................................................................................................. 88
11.3. CIP-51 Register Descriptions .......................................................................... 92
11.4. Serial Number Special Function Registers (SFRs) ......................................... 96
12.1. Program Memory............................................................................................. 98
12.2. Data Memory ................................................................................................... 98
6.1.1. Starting a Conversion................................................................................ 53
6.1.2. Tracking Modes......................................................................................... 53
6.1.3. Timing ....................................................................................................... 54
6.1.4. Burst Mode................................................................................................ 55
6.2.1. Settling Time Requirements...................................................................... 57
6.3.1. Calculating the Gain Value........................................................................ 58
6.3.2. Setting the Gain Value .............................................................................. 60
6.4.1. Window Detector In Single-Ended Mode .................................................. 68
11.2.1. Instruction and CPU Timing .................................................................... 88
12.1.1. MOVX Instruction and Program Memory ................................................ 98
12.2.1. Internal RAM ........................................................................................... 98
12.2.1.1. General Purpose Registers ............................................................ 99
12.2.1.2. Bit Addressable Locations .............................................................. 99
Rev. 1.2
C8051F50x/F51x
3
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