C8051F312 Silicon Laboratories Inc, C8051F312 Datasheet - Page 68
C8051F312
Manufacturer Part Number
C8051F312
Description
IC 8051 MCU 8K FLASH 32LQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F31xr
Specifications of C8051F312
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals
POR, PWM, Temp Sensor, WDT
Number Of I /o
29
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
1.25K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Data Converters
A/D 21x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
32-LQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Other names
336-1151
Available stocks
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Part Number
Manufacturer
Quantity
Price
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Part Number:
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Manufacturer:
SILICON
Quantity:
850
Company:
Part Number:
C8051F312
Manufacturer:
Silicon Laboratories Inc
Quantity:
10 000
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Part Number:
C8051F312-GQ
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Part Number:
C8051F312-GQR
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Quantity:
10 000
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C8051F310/1/2/3/4/5/6/7
68
V
Input Voltage Range
Input Current
Bits7–4: UNUSED. Read = 0000b; Write = don’t care.
Bit3:
Bit2:
Bit1:
Bit0:
DD
= 3.0 V; –40 to +85 °C unless otherwise specified
R/W
Bit7
Table 6.1. External Voltage Reference Circuit Electrical Characteristics
Parameter
REFSL: Voltage Reference Select.
This bit selects the source for the internal voltage reference.
0: VREF input pin used as voltage reference.
1: V
TEMPE: Temperature Sensor Enable Bit.
0: Internal Temperature Sensor off.
1: Internal Temperature Sensor on.
BIASE: Internal Analog Bias Generator Enable Bit. (Must be ‘1’ if using ADC).
0: Internal Bias Generator off.
1: Internal Bias Generator on.
UNUSED. Read = 0b. Write = don’t care.
DD
R/W
Bit6
used as voltage reference.
SFR Definition 6.1. REF0CN: Reference Control
R/W
Bit5
Sample Rate = 200 ksps;
R/W
Bit4
VREF = 3.0 V
Conditions
Rev. 1.7
REFSL
R/W
Bit3
TEMPE
R/W
Bit2
Min
0
BIASE
R/W
Bit1
Typ
12
R/W
Bit0
Max
V
DD
SFR Address:
00000000
Reset Value
0xD1
Units
µA
V
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