C8051F312 Silicon Laboratories Inc, C8051F312 Datasheet - Page 7

• Manufacturer Part Number: C8051F312
• Description: IC 8051 MCU 8K FLASH 32LQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F31xr

Specifications of C8051F312

• 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: 29
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 21x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: 336-1151

List of Figures
1. System Overview
2. Absolute Maximum Ratings
3. Global DC Electrical Characteristics
4. Pinout and Package Definitions
5. 10-Bit ADC (ADC0, C8051F310/1/2/3/6 only)
6. Voltage Reference (C8051F310/1/2/3/6 only)
Figure 1.1. C8051F310 Block Diagram .................................................................... 19
Figure 1.2. C8051F311 Block Diagram .................................................................... 20
Figure 1.3. C8051F312 Block Diagram .................................................................... 21
Figure 1.4. C8051F313 Block Diagram .................................................................... 22
Figure 1.5. C8051F314 Block Diagram .................................................................... 23
Figure 1.6. C8051F315 Block Diagram .................................................................... 24
Figure 1.7. C8051F316 Block Diagram .................................................................... 25
Figure 1.8. C8051F317 Block Diagram .................................................................... 26
Figure 1.9. Comparison of Peak MCU Execution Speeds ....................................... 27
Figure 1.10. On-Chip Clock and Reset..................................................................... 28
Figure 1.11. On-Board Memory Map........................................................................ 29
Figure 1.12. Development/In-System Debug Diagram............................................. 30
Figure 1.13. Digital Crossbar Diagram ..................................................................... 31
Figure 1.14. PCA Block Diagram.............................................................................. 32
Figure 1.15. 10-Bit ADC Block Diagram ................................................................... 33
Figure 1.16. Comparator0 Block Diagram ................................................................ 34
Figure 4.1. LQFP-32 Pinout Diagram (Top View) .................................................... 41
Figure 4.2. LQFP-32 Package Diagram ................................................................... 42
Figure 4.3. QFN-28 Pinout Diagram (Top View) ...................................................... 43
Figure 4.4. QFN-28 Package Drawing ..................................................................... 44
Figure 4.5. Typical QFN-28 Landing Diagram.......................................................... 45
Figure 4.6. QFN-28 Solder Paste Recommendation................................................ 46
Figure 4.7. QFN-24 Pinout Diagram (Top View) ...................................................... 47
Figure 4.8. QFN-24 Package Drawing ..................................................................... 48
Figure 4.9. Typical QFN-24 Landing Diagram.......................................................... 49
Figure 4.10. QFN-24 Solder Paste Recommendation.............................................. 50
Figure 5.1. ADC0 Functional Block Diagram............................................................ 51
Figure 5.2. Typical Temperature Sensor Transfer Function..................................... 52
Figure 5.3. Temperature Sensor Error with 1-Point Calibration ............................... 53
Figure 5.4. 10-Bit ADC Track and Conversion Example Timing .............................. 55
Figure 5.5. ADC0 Equivalent Input Circuits.............................................................. 56
Figure 5.6. ADC Window Compare Example: Right-Justified Single-Ended Data ... 63
Figure 5.7. ADC Window Compare Example: Left-Justified Single-Ended Data ..... 63
Figure 5.8. ADC Window Compare Example: Right-Justified Differential Data ....... 64
Figure 5.9. ADC Window Compare Example: Left-Justified Differential Data.......... 64
Figure 6.1. Voltage Reference Functional Block Diagram ....................................... 67
Rev. 1.7
C8051F310/1/2/3/4/5/6/7
7