C8051F311-GM Silicon Laboratories Inc, C8051F311-GM Datasheet - Page 4

• Manufacturer Part Number: C8051F311-GM
• Description: IC 8051 MCU 16K FLASH 28MLP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F31xr

Specifications of C8051F311-GM

• Program Memory Type: FLASH
• Program Memory Size: 16KB (16K x 8)
• Package / Case: 28-VQFN Exposed Pad, 28-HVQFN, 28-SQFN, 28-DHVQFN
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: POR, PWM, Temp Sensor, WDT
• Number Of I /o: 25
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 17x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Processor Series: C8051F3x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 1.25 KB
• Interface Type: I2C, SMBus, SPI, UART
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 25
• Number Of Timers: 4 bit
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: C8051F310DK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 17 Channel
• No. Of I/o's: 25
• Ram Memory Size: 1280Byte
• Cpu Speed: 25MHz
• No. Of Timers: 4
• Rohs Compliant: Yes
• Package: 24QFN EP
• Device Core: 8051
• Family Name: C8051F31x
• Maximum Speed: 25 MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 770-1006 - ISP 4PORT FOR SILABS C8051F MCU336-1446 - ADAPTER PROGRAM TOOLSTICK F311336-1253 - DEV KIT FOR C8051F310/F311
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1254

C8051F310/1/2/3/4/5
9. Reset Sources......................................................................................................... 97
10. Flash Memory ..................................................................................................... 103
11. External RAM ........................................................................................................ 109
12. Oscillators ............................................................................................................. 111
13. Port Input/Output ................................................................................................ 119
14. SMBus ................................................................................................................... 135
4
8.4. Power Management Modes .............................................................................. 94
9.1. Power-On Reset ............................................................................................... 98
9.2. Power-Fail Reset / VDD Monitor....................................................................... 99
9.3. External Reset ................................................................................................ 100
9.4. Missing Clock Detector Reset......................................................................... 100
9.5. Comparator0 Reset......................................................................................... 100
9.6. PCA Watchdog Timer Reset........................................................................... 100
9.7. Flash Error Reset............................................................................................ 100
9.8. Software Reset ............................................................................................... 101
10.1.Programming The Flash Memory ................................................................... 103
10.2.Non-volatile Data Storage .............................................................................. 105
10.3.Security Options ............................................................................................. 105
12.1.Programmable Internal Oscillator ................................................................... 111
12.2.External Oscillator Drive Circuit...................................................................... 114
12.3.System Clock Selection.................................................................................. 114
12.4.External Crystal Example ............................................................................... 116
12.5.External RC Example ..................................................................................... 117
12.6.External Capacitor Example ........................................................................... 117
13.1.Priority Crossbar Decoder .............................................................................. 121
13.2.Port I/O Initialization ....................................................................................... 123
13.3.General Purpose Port I/O ............................................................................... 126
14.1.Supporting Documents ................................................................................... 136
14.2.SMBus Configuration...................................................................................... 136
14.3.SMBus Operation ........................................................................................... 137
14.4.Using the SMBus............................................................................................ 139
8.3.4. Interrupt Latency ...................................................................................... 87
8.3.5. Interrupt Register Descriptions................................................................. 89
8.4.1. Idle Mode.................................................................................................. 94
8.4.2. Stop Mode ................................................................................................ 95
10.1.1.Flash Lock and Key Functions ............................................................... 103
10.1.2.Flash Erase Procedure .......................................................................... 103
10.1.3.Flash Write Procedure ........................................................................... 104
14.3.1.Arbitration............................................................................................... 137
14.3.2.Clock Low Extension.............................................................................. 138
14.3.3.SCL Low Timeout................................................................................... 138
14.3.4.SCL High (SMBus Free) Timeout .......................................................... 138
14.4.1.SMBus Configuration Register............................................................... 140
14.4.2.SMB0CN Control Register ..................................................................... 143
14.4.3.Data Register ......................................................................................... 146
Rev. 1.5