C8051F047R Silicon Labs, C8051F047R Datasheet - Page 99

• Manufacturer Part Number: C8051F047R
• Description: 8-bit Microcontrollers - MCU 25 MIPS 32KB 10ADC
• Manufacturer: Silicon Labs

Specifications of C8051F047R

• Product Category: 8-bit Microcontrollers - MCU
• Core: 8051
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 25 MHz
• Program Memory Size: 32 KB
• Data Ram Size: 4.25 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 2.7 V to 3.6 V
• Package / Case: TQFP-64
• Mounting Style: SMD/SMT
• A/d Bit Size: 10 bit
• A/d Channels Available: 13
• Data Rom Size: 64 KB
• Interface Type: CAN, SMBus, SPI, UART
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 32
• Number Of Timers: 16 bit
• Processor Series: C8051
• Program Memory Type: Flash
• Factory Pack Quantity: 500
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 2.7 V

Bits7-0:
R/W
Bit7
VREF * (255/256)
VREF * (127/256)
ADC2 Data Word.
8-bit ADC Data Word appears in the ADC2 Data Word Register as follows:
Example: ADC2 Data Word Conversion Map, AIN1.0 Input
Code
AIN1.0-AGND
VREF / 2
R/W
Bit6
(Volts)
(AMX2SL = 0x00)
0
=
Vin
SFR Definition 7.5. ADC2: ADC2 Data Word

R/W
Bit5
Figure 7.4. ADC2 Data Word Example
-------------- -
VREF
Gain

R/W
Bit4
ADC2
256
0xFF
0x80
0x7F
0x00
Rev. 1.5
R/W
Bit3
C8051F040/1/2/3/4/5/6/7
R/W
Bit2
R/W
Bit1
SFR Address:
SFR Page:
R/W
Bit0
0xBE
2
00000000
Reset Value
99