C8051F333-GMR Silicon Laboratories Inc, C8051F333-GMR Datasheet - Page 4

• Manufacturer Part Number: C8051F333-GMR
• Description: IC 8051 MCU 4K FLASH 20MLP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F33xr

Specifications of C8051F333-GMR

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 17
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-QFN
• Processor Series: C8051F3x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: I2C, SPI, UART
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 17
• Number Of Timers: 4
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: KSK-SL-TOOLSTICK, PK51, CA51, A51, ULINK2
• Development Tools By Supplier: C8051F330DK
• Minimum Operating Temperature: - 40 C
• For Use With: 336-1451 - ADAPTER PROGRAM TOOLSTICK F330
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

C8051F330/1/2/3/4/5
10. Reset Sources......................................................................................................... 97
11. Flash Memory ....................................................................................................... 103
12. External RAM ........................................................................................................ 111
13. Oscillators ............................................................................................................. 113
14. Port Input/Output.................................................................................................. 123
4
9.3. Interrupt Handler ............................................................................................... 85
9.4. Power Management Modes .............................................................................. 94
10.1.Power-On Reset ............................................................................................... 98
10.2.Power-Fail Reset/VDD Monitor ........................................................................ 98
10.3.External Reset .................................................................................................. 99
10.4.Missing Clock Detector Reset .......................................................................... 99
10.5.Comparator0 Reset ........................................................................................ 100
10.6.PCA Watchdog Timer Reset .......................................................................... 100
10.7.Flash Error Reset ........................................................................................... 100
10.8.Software Reset ............................................................................................... 100
11.1.Programming The Flash Memory ................................................................... 103
11.2.Non-volatile Data Storage .............................................................................. 104
11.3.Security Options ............................................................................................. 105
11.4.Flash Write and Erase Guidelines .................................................................. 107
13.1.Programmable Internal High-Frequency (H-F) Oscillator ............................... 113
13.2.Programmable Internal Low-Frequency (L-F) Oscillator ................................ 115
13.3.External Oscillator Drive Circuit...................................................................... 116
13.4.System Clock Selection.................................................................................. 121
14.1.Priority Crossbar Decoder .............................................................................. 125
14.2.Port I/O Initialization ....................................................................................... 127
9.2.5. Stack ....................................................................................................... 78
9.2.6. Special Function Registers....................................................................... 79
9.2.7. Register Descriptions ............................................................................... 83
9.3.1. MCU Interrupt Sources and Vectors ........................................................ 86
9.3.2. External Interrupts .................................................................................... 87
9.3.3. Interrupt Priorities ..................................................................................... 87
9.3.4. Interrupt Latency ...................................................................................... 87
9.3.5. Interrupt Register Descriptions................................................................. 89
9.4.1. Idle Mode.................................................................................................. 94
9.4.2. Stop Mode ................................................................................................ 95
11.1.1.Flash Lock and Key Functions ............................................................... 103
11.1.2.Flash Erase Procedure .......................................................................... 103
11.1.3.Flash Write Procedure ........................................................................... 104
11.4.1.V
11.4.2.PSWE Maintenance ............................................................................... 107
11.4.3.System Clock ......................................................................................... 108
13.2.1.Calibrating the Internal L-F Oscillator..................................................... 115
13.3.1.External Crystal Example....................................................................... 118
13.3.2.External RC Example............................................................................. 120
13.3.3.External Capacitor Example................................................................... 120
DD
Maintenance and the V
Rev. 1.7
DD
monitor ................................................. 107