C8051F352 Silicon Laboratories Inc, C8051F352 Datasheet - Page 46

• Manufacturer Part Number: C8051F352
• Description: IC 8051 MCU 8K FLASH 32LQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F35xr

Specifications of C8051F352

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 50MHz
• Connectivity: SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: POR, PWM, Temp Sensor, WDT
• Number Of I /o: 17
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 768 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x16b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-LQFP
• Processor Series: C8051F35x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 768 B
• Interface Type: I2C, SPI, UART
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 17
• Number Of Timers: 4
• 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: 16 bit
• On-chip Dac: 8 bit
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: No

C8051F350/1/2/3
exists between AIN+ and AIN- when the burnout current sources are enabled, the ADC will read a value
near zero. The burnout current sources should be disabled during normal ADC measurements.
46
Bits 7-5: Unused: Read = 000b, Write = don’t care.
Bit 4:
Bit 3:
Bits 2:0
This SFR can only be modified when ADC0 is in IDLE mode.
Bit7
R
-
AD0POL: ADC0 Polarity.
0: ADC operates in Unipolar mode (straight binary result).
1: ADC operates in Bipolar mode (2's compliment result).
AD0BCE: ADC0 Burnout Current Source Enable.
0: ADC Burnout current sources disabled.
1: ADC Burnout current sources enabled.
AD0GN: ADC0 Programmable Gain Setting.
000: PGA Gain = 1.
001: PGA Gain = 2.
010: PGA Gain = 4.
011: PGA Gain = 8.
100: PGA Gain = 16.
101: PGA Gain = 32.
110: PGA Gain = 64.
111: PGA Gain = 128.
Bit6
R
-
Figure 5.5. ADC0CN: ADC0 Control Register
Bit5
R
-
AD0POL AD0BCE
R/W
Bit4
Rev. 0.4
R/W
Bit3
R/W
Bit2
AD0GN
R/W
Bit1
SFR Address:
R/W
Bit0
0xF4
00010000
Reset Value