C8051F819-GM Silicon Laboratories Inc, C8051F819-GM Datasheet - Page 3

• Manufacturer Part Number: C8051F819-GM
• Description: IC MCU 8BIT 8KB FLASH 20QFN
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F81xr

Specifications of C8051F819-GM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: Cap Sense, POR, PWM, WDT
• Number Of I /o: 17
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-QFN
• Processor Series: C8051F8x
• Core: 8051
• Data Bus Width: 16 bit
• Data Ram Size: 512 B
• Interface Type: I2C, SPI, UART
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 17
• Number Of Timers: 3
• Operating Supply Voltage: 1.8 V to 3.6 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: C8051F800DK
• Minimum Operating Temperature: - 55 C
• Package: 20QFN EP
• Device Core: 8051
• Family Name: C8051F8xx
• Maximum Speed: 25 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details
• Other names: 336-1799-5

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
8. 10-Bit ADC (ADC0) ................................................................................................... 46
9. Temperature Sensor ................................................................................................ 58
10. Voltage and Ground Reference Options.............................................................. 60
11. Voltage Regulator (REG0) ..................................................................................... 63
12. Comparator0........................................................................................................... 65
13. Capacitive Sense (CS0) ......................................................................................... 71
14. CIP-51 Microcontroller........................................................................................... 82
15. Memory Organization ............................................................................................ 92
7.1. Absolute Maximum Specifications..................................................................... 39
7.2. Electrical Characteristics ................................................................................... 40
8.1. Output Code Formatting .................................................................................... 47
8.2. 8-Bit Mode ......................................................................................................... 47
8.3. Modes of Operation ........................................................................................... 47
8.4. Programmable Window Detector....................................................................... 53
8.5. ADC0 Analog Multiplexer .................................................................................. 56
9.1. Calibration ......................................................................................................... 58
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
12.1. Comparator Multiplexer ................................................................................... 69
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
14.1. Instruction Set.................................................................................................. 83
14.2. CIP-51 Register Descriptions .......................................................................... 88
15.1. Program Memory............................................................................................. 93
8.3.1. Starting a Conversion................................................................................ 47
8.3.2. Tracking Modes......................................................................................... 48
8.3.3. Settling Time Requirements...................................................................... 49
8.4.1. Window Detector Example........................................................................ 55
14.1.1. Instruction and CPU Timing .................................................................... 83
15.1.1. MOVX Instruction and Program Memory ................................................ 93
Rev. 1.0
C8051F80x-83x
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