C8051F310 Silicon Laboratories Inc, C8051F310 Datasheet - Page 123
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C8051F310
Manufacturer Part Number
C8051F310
Description
IC 8051 MCU 16K FLASH 32LQFP
Manufacturer
Silicon Laboratories Inc
Series
C8051F31xr
Specifications of C8051F310
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
16KB (16K 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
-
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V
Internal Oscillator Frequency
Internal Oscillator Supply
Current (from V
Bits7–1: Reserved. Read = 0000000b, Must Write = 0000000.
Bit0:
DD
Reserved Reserved Reserved Reserved Reserved Reserved Reserved CLKSL0 00000000
= 2.7 to 3.6 V; –40 to +85 °C unless otherwise specified.
R/W
Bit7
Parameter
CLKSL0: System Clock Source Select Bit.
0: SYSCLK derived from the Internal Oscillator, and scales per the IFCN bits in register
OSCICN.
1: SYSCLK derived from the External Oscillator circuit.
DD
R/W
Bit6
Table 12.1. Internal Oscillator Electrical Characteristics
)
SFR Definition 12.3. CLKSEL: Clock Select
R/W
Bit5
R/W
Bit4
OSCICN.7 = 1
Conditions
Rev. 1.7
R/W
Bit3
C8051F310/1/2/3/4/5/6/7
R/W
Bit2
Min
24
—
R/W
Bit1
24.5
Typ
450
R/W
Bit0
1000
Max
25
SFR Address:
Reset Value
0xA9
Units
MHz
µA
123