C8051F023R Silicon Laboratories Inc, C8051F023R Datasheet - Page 11

• Manufacturer Part Number: C8051F023R
• Description: IC 8051 MCU 64K FLASH 64TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F02xr

Specifications of C8051F023R

• 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, 8x10b; D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: 336-1035-2

10. VOLTAGE REFERENCE (C8051F021/3)..........................................................................93
11. COMPARATORS..................................................................................................................95
12. CIP-51 MICROCONTROLLER........................................................................................101
13. RESET SOURCES ..............................................................................................................127
14. OSCILLATORS...................................................................................................................135
15. FLASH MEMORY ..............................................................................................................139
Figure 9.1. Voltage Reference Functional Block Diagram....................................................91
Figure 9.2. REF0CN: Reference Control Register ................................................................92
Table 9.1.
Figure 10.1. Voltage Reference Functional Block Diagram ...................................................93
Figure 10.2. REF0CN: Reference Control Register ................................................................94
Table 10.1. Voltage Reference Electrical Characteristics ......................................................94
Figure 11.1. Comparator Functional Block Diagram ..............................................................95
Figure 11.2. Comparator Hysteresis Plot.................................................................................96
Figure 11.3. CPT0CN: Comparator0 Control Register ...........................................................97
Figure 11.4. CPT1CN: Comparator1 Control Register ...........................................................98
Table 11.1. Comparator Electrical Characteristics.................................................................99
Figure 12.1. CIP-51 Block Diagram ......................................................................................101
Table 12.1. CIP-51 Instruction Set Summary.......................................................................103
Figure 12.2. Memory Map .....................................................................................................107
Table 12.2. Special Function Register (SFR) Memory Map................................................109
Table 12.3. Special Function Registers ................................................................................109
Figure 12.3. SP: Stack Pointer ...............................................................................................113
Figure 12.4. DPL: Data Pointer Low Byte ............................................................................113
Figure 12.5. DPH: Data Pointer High Byte ...........................................................................113
Figure 12.6. PSW: Program Status Word ..............................................................................114
Figure 12.7. ACC: Accumulator............................................................................................115
Figure 12.8. B: B Register .....................................................................................................115
Table 12.4. Interrupt Summary.............................................................................................117
Figure 12.9. IE: Interrupt Enable ...........................................................................................119
Figure 12.10. IP: Interrupt Priority ........................................................................................120
Figure 12.11. EIE1: Extended Interrupt Enable 1 .................................................................121
Figure 12.12. EIE2: Extended Interrupt Enable 2 .................................................................122
Figure 12.13. EIP1: Extended Interrupt Priority 1.................................................................123
Figure 12.14. EIP2: Extended Interrupt Priority 2.................................................................124
Figure 12.15. PCON: Power Control.....................................................................................126
Figure 13.1. Reset Sources ....................................................................................................127
Figure 13.2. Reset Timing .....................................................................................................128
Figure 13.3. WDTCN: Watchdog Timer Control Register ...................................................131
Figure 13.4. RSTSRC: Reset Source Register.......................................................................132
Table 13.1. Reset Electrical Characteristics .........................................................................133
Figure 14.1. Oscillator Diagram ............................................................................................135
Figure 14.2. OSCICN: Internal Oscillator Control Register .................................................136
Table 14.1. Internal Oscillator Electrical Characteristics.....................................................136
Figure 14.3. OSCXCN: External Oscillator Control Register...............................................137
Voltage Reference Electrical Characteristics ......................................................92
Rev. 1.4
C8051F020/1/2/3
11