C8051F331 Silicon Laboratories Inc, C8051F331 Datasheet - Page 63
C8051F331
Manufacturer Part Number
C8051F331
Description
IC 8051 MCU 8K FLASH 20MLP
Manufacturer
Silicon Laboratories Inc
Series
C8051F33xr
Datasheet
1.C8051F330R.pdf
(208 pages)
Specifications of C8051F331
Core Processor
8051
Core Size
8-Bit
Speed
25MHz
Connectivity
SMBus (2-Wire/I²C), SPI, UART/USART
Peripherals
POR, PWM, WDT
Number Of I /o
17
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
768 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.6 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
20-QFN
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
C8051F331
Manufacturer:
SILICON LABS/芯科
Quantity:
20 000
Company:
Part Number:
C8051F331-GM
Manufacturer:
SiliconL
Quantity:
1 630
Part Number:
C8051F331-GM
Manufacturer:
SILICON LABS/芯科
Quantity:
20 000
Part Number:
C8051F331-GMR
Manufacturer:
SILICON LABS/芯科
Quantity:
20 000
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Bits7-6:
Bit5:
Bit4:
Bits3-2:
Bits1-0:
Bit7
R
-
UNUSED. Read = 00b, Write = don’t care.
CP0RIE: Comparator0 Rising-Edge Interrupt Enable.
0: Comparator0 Rising-edge interrupt disabled.
1: Comparator0 Rising-edge interrupt enabled.
CP0FIE: Comparator0 Falling-Edge Interrupt Enable.
0: Comparator0 Falling-edge interrupt disabled.
1: Comparator0 Falling-edge interrupt enabled.
UNUSED. Read = 00b, Write = don’t care.
CP0MD1-CP0MD0: Comparator0 Mode Select
These bits select the response time for Comparator0.
Mode
0
1
2
3
Bit6
R
-
Figure 8.5. CPT0MD: Comparator0 Mode Selection Register
CP0MD1
CP0RIE
R/W
Bit5
0
0
1
1
CP0MD0
CP0FIE
R/W
Bit4
0
1
0
1
C8051F330/1, C8051F330D
Rev. 1.2
CP0 Response Time
Bit3
R
-
1050 ns
100 ns
175 ns
320 ns
(TYP)
Bit2
R
-
CP0MD1 CP0MD0 00000010
R/W
Bit1
R/W
Bit0
SFR Address:
Reset Value
0x9D
63
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