C8051F313R Silicon Labs, C8051F313R Datasheet - Page 58

• Manufacturer Part Number: C8051F313R
• Description: 8-bit Microcontrollers - MCU 8KB 10ADC
• Manufacturer: Silicon Labs

Specifications of C8051F313R

• Product Category: 8-bit Microcontrollers - MCU
• Core: 8051
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 25 MHz
• Program Memory Size: 8 KB
• Data Ram Size: 1.25 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 2.7 V to 3.6 V
• Package / Case: QFN-28
• Mounting Style: SMD/SMT
• A/d Bit Size: 10 bit
• A/d Channels Available: 17
• Data Rom Size: 128 B
• Interface Type: I2C, SMBus, SPI, UART
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 25
• Number Of Timers: 5
• On-chip Dac: No
• Processor Series: C8051
• Program Memory Type: Flash
• Factory Pack Quantity: 1500
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 2.7 V

C8051F310/1/2/3/4/5/6/7
58
Bits7–5: UNUSED. Read = 000b; Write = don’t care.
Bits4–0: AMX0N4–0: AMUX0 Negative Input Selection.
Bit7
R
-
Note that when GND is selected as the Negative Input, ADC0 operates in Single-ended
mode. For all other Negative Input selections, ADC0 operates in Differential mode.
Notes:
SFR Definition 5.2. AMX0N: AMUX0 Negative Channel Select
10101–11101
1. Only applies to C8051F310/1/2/3/4/5; selection
2. Only applies to C8051F310/2; selection RESERVED on
AMX0N4–0
Bit6
R
10001
10010
10011
10100
-
00000
00001
00010
00011
00100
00101
00110
01000
01001
01010
01011
01100
01101
10000
RESERVED on C8051F316/7 devices.
C8051F311/3/6/7 devices.
00111
01110
01111
11110
11111
(2)
(2)
(2)
(2)
Bit5
R
-
GND (ADC in Single-Ended Mode)
AMX0N4 AMX0N3 AMX0N2 AMX0N1 AMX0N0 00000000
R/W
Bit4
ADC0 Negative Input
RESERVED
Rev. 1.7
P1.6
P1.7
P2.6
P2.7
P3.1
P3.2
P3.3
P3.4
VREF
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P2.0
P2.1
P2.2
P2.3
P2.4
P2.5
P3.0
R/W
Bit3
(1)
(1)
(1)
(1)
(2)
(2)
(2)
(2)
R/W
Bit2
R/W
Bit1
R/W
Bit0
SFR Address:
Reset Value
0xBA