C8051F819-GM Silicon Laboratories Inc, C8051F819-GM Datasheet - Page 4

• 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

C8051F80x-83x
16. In-System Device Identification............................................................................ 95
17. Special Function Registers................................................................................... 97
18. Interrupts .............................................................................................................. 102
19. Flash Memory....................................................................................................... 113
20. Power Management Modes................................................................................. 120
21. Reset Sources ...................................................................................................... 123
22. Oscillators and Clock Selection ......................................................................... 129
23. Port Input/Output ................................................................................................. 138
4
15.2. Data Memory ................................................................................................... 93
18.1. MCU Interrupt Sources and Vectors.............................................................. 103
18.2. Interrupt Register Descriptions ...................................................................... 104
18.3. INT0 and INT1 External Interrupts................................................................. 111
19.1. Programming The Flash Memory .................................................................. 113
19.2. Non-volatile Data Storage ............................................................................. 114
19.3. Security Options ............................................................................................ 114
19.4. Flash Write and Erase Guidelines ................................................................. 115
20.1. Idle Mode....................................................................................................... 120
20.2. Stop Mode ..................................................................................................... 121
20.3. Suspend Mode .............................................................................................. 121
21.1. Power-On Reset ............................................................................................ 124
21.2. Power-Fail Reset / VDD Monitor ................................................................... 125
21.3. External Reset ............................................................................................... 126
21.4. Missing Clock Detector Reset ....................................................................... 126
21.5. Comparator0 Reset ....................................................................................... 127
21.6. PCA Watchdog Timer Reset ......................................................................... 127
21.7. Flash Error Reset .......................................................................................... 127
21.8. Software Reset .............................................................................................. 127
22.1. System Clock Selection................................................................................. 129
22.2. Programmable Internal High-Frequency (H-F) Oscillator .............................. 131
22.3. External Oscillator Drive Circuit..................................................................... 133
15.2.1. Internal RAM ........................................................................................... 93
18.1.1. Interrupt Priorities.................................................................................. 103
18.1.2. Interrupt Latency ................................................................................... 103
19.1.1. Flash Lock and Key Functions .............................................................. 113
19.1.2. Flash Erase Procedure ......................................................................... 113
19.1.3. Flash Write Procedure .......................................................................... 114
19.4.1. VDD Maintenance and the VDD Monitor .............................................. 116
19.4.2. PSWE Maintenance .............................................................................. 116
19.4.3. System Clock ........................................................................................ 117
22.3.1. External Crystal Example...................................................................... 135
22.3.2. External RC Example............................................................................ 136
22.3.3. External Capacitor Example.................................................................. 137
15.2.1.1. General Purpose Registers ............................................................ 94
15.2.1.2. Bit Addressable Locations .............................................................. 94
15.2.1.3. Stack ............................................................................................ 94
Rev. 1.0