C8051F020DK Silicon Laboratories Inc, C8051F020DK Datasheet - Page 136
C8051F020DK
Manufacturer Part Number
C8051F020DK
Description
DEV KIT FOR F020/F021/F022/F023
Manufacturer
Silicon Laboratories Inc
Type
MCUr
Datasheet
1.C8051F020DK.pdf
(272 pages)
Specifications of C8051F020DK
Contents
Evaluation Board, Power Supply, USB Cables, Adapter and Documentation
Processor To Be Evaluated
C8051F02x
Interface Type
USB
Silicon Manufacturer
Silicon Labs
Core Architecture
8051
Silicon Core Number
C8051F020
Silicon Family Name
C8051F02x
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
For Use With/related Products
Silicon Laboratories C8051 F020/021/022/023
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
336-1200
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
C8051F020DK
Manufacturer:
SiliconL
Quantity:
10
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C8051F020/1/2/3
136
VDD = 2.7V to 3.6V; T
Internal Oscillator Frequency
Bit7:
Bits6-5:
Bit4:
Bit3:
Bit2:
Bits1-0:
Internal Oscillator Current
Consumption (from VDD)
MSCLKE
R/W
Bit7
PARAMETER
MSCLKE: Missing Clock Enable Bit
0: Missing Clock Detector Disabled
1: Missing Clock Detector Enabled; reset triggered if clock is missing for more than 100 µs
UNUSED. Read = 00b, Write = don't care
IFRDY: Internal Oscillator Frequency Ready Flag
0: Internal Oscillator Frequency not running at speed specified by the IFCN bits.
1: Internal Oscillator Frequency running at speed specified by the IFCN bits.
CLKSL: System Clock Source Select Bit
0: Uses Internal Oscillator as System Clock.
1: Uses External Oscillator as System Clock.
IOSCEN: Internal Oscillator Enable Bit
0: Internal Oscillator Disabled
1: Internal Oscillator Enabled
IFCN1-0: Internal Oscillator Frequency Control Bits
00: Internal Oscillator typical frequency is 2 MHz.
01: Internal Oscillator typical frequency is 4 MHz.
10: Internal Oscillator typical frequency is 8 MHz.
11: Internal Oscillator typical frequency is 16 MHz.
R/W
Table 14.1. Internal Oscillator Electrical Characteristics
Bit6
-
Figure 14.2. OSCICN: Internal Oscillator Control Register
a
= -40°C to +85°C
R/W
Bit5
-
OSCICN.[1:0] = 00
OSCICN.[1:0] = 01
OSCICN.[1:0] = 10
OSCICN.[1:0] = 11
IFRDY
CONDITIONS
OSCICN.2 = 1
R/W
Bit4
Rev. 1.4
CLKSL
R/W
Bit3
IOSCEN
R/W
Bit2
MIN
12.3
1.5
3.1
6.2
IFCN1
TYP
200
R/W
Bit1
16
2
4
8
MAX
19.2
2.4
4.8
9.6
IFCN0
R/W
Bit0
UNITS
MHz
µA
SFR Address:
00010100
Reset Value
0xB2
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