C8051F023R Silicon Laboratories Inc, C8051F023R Datasheet - Page 49

• 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

Bits7-3:
Bits2-0:
AD0SC4
R/W
Bit7
AD0SC4-0: ADC0 SAR Conversion Clock Period Bits
SAR Conversion clock is derived from system clock by the following equation, where AD0SC refers
to the 5-bit value held in AD0SC4-0, and CLK
Table 5.1 on page 58 for SAR clock setting requirements.
AD0SC
AMP0GN2-0: ADC0 Internal Amplifier Gain (PGA)
000: Gain = 1
001: Gain = 2
010: Gain = 4
011: Gain = 8
10x: Gain = 16
11x: Gain = 0.5
Figure 5.7. ADC0CF: ADC0 Configuration Register (C8051F020/1)
AD0SC3
R/W
Bit6
=
---------------------- - 1
CLK
SYSCLK
AD0SC2
R/W
Bit5
SAR0
–
AD0SC1
R/W
Bit4
AD0SC0 AMP0GN2 AMP0GN1 AMP0GN0 11111000
R/W
Bit3
Rev. 1.4
SAR0
refers to the desired ADC0 SAR clock. See
R/W
Bit2
R/W
Bit1
C8051F020/1
R/W
Bit0
SFR Address:
Reset Value
0xBC
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