C8051F122 Silicon Laboratories Inc, C8051F122 Datasheet - Page 97

• Manufacturer Part Number: C8051F122
• Description: IC 8051 MCU FLASH 128K 100TQFP
• Manufacturer: Silicon Laboratories Inc
• Series: C8051F12xr

Specifications of C8051F122

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 100MHz
• Connectivity: EBI/EMI, SMBus (2-Wire/I²C), SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, Temp Sensor, WDT
• Number Of I /o: 64
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 8.25K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x8b, 8x10b; D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Bits7–3: AD2SC4–0: ADC2 SAR Conversion Clock Period Bits.
Bit2:
Bits1–0: AMP2GN1–0: ADC2 Internal Amplifier Gain (PGA).
SFR Page:
SFR Address:
AD2SC4
R/W
Bit7
SAR Conversion clock is derived from system clock by the following equation, where
AD2SC refers to the 5-bit value held in AD2SC4–0, and CLK
ADC2 SAR clock (Note: the ADC2 SAR Conversion Clock should be less than or equal to
6 MHz).
AD2SC
UNUSED. Read = 0b; Write = don’t care.
00: Gain = 0.5
01: Gain = 1
10: Gain = 2
11: Gain = 4
2
0xBC
AD2SC3
R/W
Bit6
SFR Definition 7.3. ADC2CF: ADC2 Configuration
=
---------------------- - 1
CLK
SYSCLK
AD2SC2
R/W
Bit5
SAR2
–
AD2SC1
R/W
Bit4
Rev. 1.4
AD2SC0
R/W
Bit3
C8051F120/1/2/3/4/5/6/7
R/W
Bit2
-
C8051F130/1/2/3
AMP2GN1 AMP2GN0 11111000
SAR2
R/W
Bit1
refers to the desired
R/W
Bit0
Reset Value
97