C8051F302 Silicon Laboratories Inc, C8051F302 Datasheet - Page 8

• Manufacturer Part Number: C8051F302
• Description: IC 8051 MCU 8K FLASH 11MLP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F30xr

Specifications of C8051F302

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 25MHz
• Connectivity: SMBus (2-Wire/I²C), UART/USART
• Peripherals: POR, PWM, Temp Sensor, WDT
• Number Of I /o: 8
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x8b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 11-VQFN
• Data Bus Width: 8 bit
• Data Ram Size: 256 B
• Interface Type: I2C, SMBus, UART
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 8
• Number Of Timers: 16 bit
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8 bit
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: No

C8051F300/1/2/3/4/5
7. COMPARATOR0
8. CIP-51 MICROCONTROLLER
9. RESET SOURCES
10. FLASH MEMORY
11. OSCILLATORS
8
Figure 7.1. Comparator0 Functional Block Diagram ............................................................47
Figure 7.2. Comparator Hysteresis Plot.................................................................................48
Figure 7.3. CPT0CN: Comparator0 Control Register ...........................................................49
Figure 7.4. CPT0MX: Comparator0 MUX Selection Register..............................................50
Figure 7.5. CPT0MD: Comparator0 Mode Selection Register..............................................51
Table 7.1.
Figure 8.1. CIP-51 Block Diagram ........................................................................................53
Table 8.1.
Figure 8.2. Program Memory Maps.......................................................................................59
Figure 8.3. Data Memory Map ..............................................................................................60
Table 8.2.
Table 8.3.
Figure 8.4. DPL: Data Pointer Low Byte ..............................................................................64
Figure 8.5. DPH: Data Pointer High Byte .............................................................................64
Figure 8.6. SP: Stack Pointer .................................................................................................65
Figure 8.7. PSW: Program Status Word ................................................................................65
Figure 8.8. ACC: Accumulator..............................................................................................66
Figure 8.9. B: B Register .......................................................................................................66
Table 8.4.
Figure 8.10. IE: Interrupt Enable .............................................................................................70
Figure 8.11. IP: Interrupt Priority ............................................................................................71
Figure 8.12. EIE1: Extended Interrupt Enable 1 .....................................................................72
Figure 8.13. EIP1: Extended Interrupt Priority 1.....................................................................73
Figure 8.14. IT01CF: INT0/INT1 Configuration Register ......................................................74
Figure 8.15. PCON: Power Control Register ..........................................................................76
Figure 9.1. Reset Sources.......................................................................................................77
Figure 9.2. Power-On and VDD Monitor Reset Timing .......................................................78
Table 9.1.
Table 9.2.
Figure 9.3. RSTSRC: Reset Source Register.........................................................................81
Table 10.1. FLASH Electrical Characteristics .......................................................................84
Table 10.2. Security Byte Decoding.......................................................................................85
Figure 10.1. FLASH Program Memory Map ..........................................................................85
Figure 10.2. PSCTL: Program Store R/W Control ..................................................................86
Figure 10.3. FLKEY: FLASH Lock and Key Register ...........................................................87
Figure 10.4. FLSCL: FLASH Scale Register ..........................................................................87
Figure 11.1. Oscillator Diagram ..............................................................................................89
Figure 11.2. OSCICL: Internal Oscillator Calibration Register ..............................................90
Figure 11.3. OSCICN: Internal Oscillator Control Register ...................................................90
Table 11.1. Internal Oscillator Electrical Characteristics.......................................................91
Comparator0 Electrical Characteristics...............................................................52
CIP-51 Instruction Set Summary.........................................................................55
Special Function Register (SFR) Memory Map..................................................62
Special Function Registers ..................................................................................62
Interrupt Summary...............................................................................................69
User Code Space Address Limits ........................................................................79
Reset Electrical Characteristics ...........................................................................80
Rev. 2.3