C8051F331-GMR Silicon Laboratories Inc, C8051F331-GMR Datasheet - Page 7

• Manufacturer Part Number: C8051F331-GMR
• Description: IC 8051 MCU 8K FLASH 20QFN
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F33xr

Specifications of C8051F331-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: 8KB (8K 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
• For Use With: 336-1451 - ADAPTER PROGRAM TOOLSTICK F330336-1264 - DEV KIT FOR C8051F330/F331
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

List of Figures
1. System Overview
2. Absolute Maximum Ratings
3. Global Electrical Characteristics
4. Pinout and Package Definitions
5. 10-Bit ADC (ADC0, C8051F330/2/4 only)
6. 10-Bit Current Mode DAC (IDA0, C8051F330 only)
7. Voltage Reference (C8051F330/2/4 only)
8. Comparator0
9. CIP-51 Microcontroller
10. Reset Sources
Figure 1.1. C8051F330 Block Diagram.................................................................... 19
Figure 1.2. C8051F331 Block Diagram.................................................................... 19
Figure 1.3. C8051F332 Block Diagram.................................................................... 20
Figure 1.4. C8051F333 Block Diagram.................................................................... 20
Figure 1.5. C8051F334 Block Diagram.................................................................... 21
Figure 1.6. C8051F335 Block Diagram.................................................................... 21
Figure 1.7. Comparison of Peak MCU Execution Speeds ....................................... 22
Figure 1.8. On-Chip Clock and Reset ...................................................................... 23
Figure 1.9. On-Board Memory Map ......................................................................... 24
Figure 1.10. Development/In-System Debug Diagram............................................. 25
Figure 1.11. Digital Crossbar Diagram ..................................................................... 26
Figure 1.12. PCA Block Diagram.............................................................................. 27
Figure 1.13. PCA Block Diagram.............................................................................. 27
Figure 1.14. 10-Bit ADC Block Diagram ................................................................... 28
Figure 1.15. Comparator0 Block Diagram ................................................................ 29
Figure 1.16. IDA0 Functional Block Diagram ........................................................... 30
Figure 4.1. QFN-20 Pinout Diagram (Top View)...................................................... 37
Figure 5.1. ADC0 Functional Block Diagram ........................................................... 41
Figure 5.2. Typical Temperature Sensor Transfer Function .................................... 43
Figure 5.3. 10-Bit ADC Track and Conversion Example Timing.............................. 45
Figure 5.4. ADC0 Equivalent Input Circuits ............................................................. 46
Figure 5.5. ADC Window Compare Example: Right-Justified Single-Ended Data... 53
Figure 5.6. ADC Window Compare Example: Left-Justified Single-Ended Data ..... 53
Figure 5.7. ADC Window Compare Example: Right-Justified Differential Data ....... 54
Figure 5.8. ADC Window Compare Example: Left-Justified Differential Data ......... 54
Figure 6.1. IDA0 Functional Block Diagram............................................................. 57
Figure 6.2. IDA0 Data Word Mapping...................................................................... 58
Figure 7.1. Voltage Reference Functional Block Diagram ....................................... 61
Figure 8.1. Comparator0 Functional Block Diagram................................................ 65
Figure 8.2. Comparator Hysteresis Plot................................................................... 66
Figure 9.1. CIP-51 Block Diagram ........................................................................... 71
Figure 9.2. Memory Map.......................................................................................... 77
Figure 10.1. Reset Sources...................................................................................... 97
Rev. 1.7
C8051F330/1/2/3/4/5
7