C8051F021-GQR Silicon Laboratories Inc, C8051F021-GQR Datasheet - Page 10

• Manufacturer Part Number: C8051F021-GQR
• Description: IC 8051 MCU 64K FLASH 64TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F02xr

Specifications of C8051F021-GQR

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 32
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Ram Size: 4.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x8b, 8x12b; D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• For Use With: 336-1200 - DEV KIT FOR F020/F021/F022/F023
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

C8051F020/1/2/3
6. ADC0 (10-BIT ADC, C8051F022/3 ONLY) ........................................................................59
7. ADC1 (8-BIT ADC) ...............................................................................................................75
8. DACS, 12-BIT VOLTAGE MODE ......................................................................................83
9. VOLTAGE REFERENCE (C8051F020/2)..........................................................................91
10
Figure 5.17. 12-Bit ADC0 Window Interrupt Example: Right Justified Differential Data.....55
Figure 5.18. 12-Bit ADC0 Window Interrupt Example: Left Justified Single-Ended Data....56
Figure 5.19. 12-Bit ADC0 Window Interrupt Example: Left Justified Differential Data.......57
Table 5.1.
Figure 6.1. 10-Bit ADC0 Functional Block Diagram............................................................59
Figure 6.2. Temperature Sensor Transfer Function ...............................................................60
Figure 6.3. 10-Bit ADC Track and Conversion Example Timing.........................................61
Figure 6.4. ADC0 Equivalent Input Circuits .........................................................................62
Figure 6.5. AMX0CF: AMUX0 Configuration Register (C8051F022/3) .............................63
Figure 6.6. AMX0SL: AMUX0 Channel Select Register (C8051F022/3)............................64
Figure 6.7. ADC0CF: ADC0 Configuration Register (C8051F022/3)..................................65
Figure 6.8. ADC0CN: ADC0 Control Register (C8051F022/3) ...........................................66
Figure 6.9. ADC0H: ADC0 Data Word MSB Register (C8051F022/3) ...............................67
Figure 6.10. ADC0L: ADC0 Data Word LSB Register (C8051F022/3).................................67
Figure 6.11. ADC0 Data Word Example (C8051F022/3) .......................................................68
Figure 6.12. ADC0GTH: ADC0 Greater-Than Data High Byte Register (C8051F022/3) .....69
Figure 6.13. ADC0GTL: ADC0 Greater-Than Data Low Byte Register (C8051F022/3) ......69
Figure 6.14. ADC0LTH: ADC0 Less-Than Data High Byte Register (C8051F022/3) ..........69
Figure 6.15. ADC0LTL: ADC0 Less-Than Data Low Byte Register (C8051F022/3) ...........69
Figure 6.16. 10-Bit ADC0 Window Interrupt Example: Right Justified Single-Ended Data .70
Figure 6.17. 10-Bit ADC0 Window Interrupt Example: Right Justified Differential Data.....71
Figure 6.18. 10-Bit ADC0 Window Interrupt Example: Left Justified Single-Ended Data....72
Figure 6.19. 10-Bit ADC0 Window Interrupt Example: Left Justified Differential Data.......73
Table 6.1.
Figure 7.1. ADC1 Functional Block Diagram .......................................................................75
Figure 7.2. ADC1 Track and Conversion Example Timing ..................................................77
Figure 7.3. ADC1 Equivalent Input Circuit...........................................................................78
Figure 7.4. ADC1CF: ADC1 Configuration Register (C8051F020/1/2/3)............................79
Figure 7.5. AMX1SL: AMUX1 Channel Select Register (C8051F020/1/2/3) .....................79
Figure 7.6. ADC1CN: ADC1 Control Register (C8051F020/1/2/3) .....................................80
Figure 7.7. ADC1: ADC1 Data Word Register .....................................................................81
Figure 7.8. ADC1 Data Word Example.................................................................................81
Table 7.1.
Figure 8.1. DAC Functional Block Diagram .........................................................................83
Figure 8.2. DAC0H: DAC0 High Byte Register ...................................................................85
Figure 8.3. DAC0L: DAC0 Low Byte Register ....................................................................85
Figure 8.4. DAC0CN: DAC0 Control Register .....................................................................86
Figure 8.5. DAC1H: DAC1 High Byte Register ...................................................................87
Figure 8.6. DAC1L: DAC1 Low Byte Register ....................................................................87
Figure 8.7. DAC1CN: DAC1 Control Register .....................................................................88
Table 8.1.
12-Bit ADC0 Electrical Characteristics (C8051F020/1).....................................58
10-Bit ADC0 Electrical Characteristics (C8051F022/3).....................................74
ADC1 Electrical Characteristics..........................................................................82
DAC Electrical Characteristics............................................................................89
Rev. 1.4