C8051F066-GQ Silicon Laboratories Inc, C8051F066-GQ Datasheet - Page 62

• Manufacturer Part Number: C8051F066-GQ
• Description: MCU 8-Bit C8051F06x 8051 CISC 32KB Flash 3.3V 100-Pin TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F06xr

Specifications of C8051F066-GQ

• Package: 100TQFP
• Device Core: 8051
• Family Name: C8051F06x
• Maximum Speed: 25 MHz
• Operating Supply Voltage: 3.3 V
• Data Bus Width: 8 Bit
• Number Of Programmable I/os: 59
• Interface Type: I2C/SMBus/SPI/UART
• On-chip Adc: 2-chx16-bit
• Number Of Timers: 5
• Ram Size: 4.25 KB
• Program Memory Size: 32 KB
• Program Memory Type: Flash
• Operating Temperature: -40 to 85 °C
• 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, WDT
• Number Of I /o: 59
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 2x16b
• Oscillator Type: Internal
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 336-1221

C8051F060/1/2/3/4/5/6/7
62
Bits7-2:
Bit1:
Bit0:
Bits7-2:
Bit1:
Bit0:
R/W
R/W
Bit7
Bit7
-
-
RESERVED. Read = 000000b; Write = 000000b.
BIASE0: ADC0 Bias Generator Enable Bit. (Must be ‘1’ if using ADC0).
0: ADC0 Internal Bias Generator Off.
1: ADC0 Internal Bias Generator On.
REFBE0: Internal Reference Buffer for ADC0 Enable Bit.
0: Internal Reference Buffer for ADC0 Off. External voltage reference can be used.
1: Internal Reference Buffer for ADC0 On. Internal voltage reference is driven on the VREF0
pin.
RESERVED. Read = 000000b; Write = 000000b.
BIASE1: ADC1 Bias Generator Enable Bit. (Must be ‘1’ if using ADC1).
0: ADC1 Internal Bias Generator Off.
1: ADC1 Internal Bias Generator On.
REFBE1: Internal Reference Buffer for ADC1 Enable Bit.
0: Internal Reference Buffer for ADC1 Off. External voltage reference can be used.
1: Internal Reference Buffer for ADC1 On. Internal voltage reference is driven on the VREF1
pin.
R/W
R/W
Bit6
Bit6
-
-
Figure 5.12. REF1CN: Reference Control Register 1
Figure 5.11. REF0CN: Reference Control Register 0
R/W
R/W
Bit5
Bit5
-
-
R/W
R/W
Bit4
Bit4
-
-
Rev. 1.2
R/W
R/W
Bit3
Bit3
-
-
R/W
R/W
Bit2
Bit2
-
-
BIASE0
BIASE1
R/W
R/W
Bit1
Bit1
SFR Address:
SFR Address:
REFBE0
REFBE1
SFR Page:
SFR Page:
R/W
R/W
Bit0
Bit0
0xD1
0
0xD1
1
Reset Value
Reset Value
00000000
00000000