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PRELIMINARY
CY2546
Document #: 001-12563 Rev. *A
Page 7 of 11
CY2544
Recommended Crystal Specification for SMD Package
Parameter
Description
Range 1 Range 2 Range 3
Unit
Fmin
Minimum Frequency
8
14
28
MHz
Fmax
Maximum Frequency
14
28
48
MHz
R1(max)
Maximum Motional Resistance (ESR)
135
50
30
Ω
C0(max)
Maximum Shunt Capacitance
4
4
2
pF
CL(max)
Maximum Parallel Load Capacitance
18
14
12
pF
DL(max)
Maximum Crystal Drive Level
300
300
300
μW
Recommended Crystal Specification for Thru-Hole Package
Parameter
Description
Range 1 Range 2 Range 3
Unit
Fmin
Minimum Frequency
8
14
24
MHz
Fmax
Maximum Frequency
14
24
32
MHz
R1(max)
Maximum Motional Resistance (ESR)
90
50
30
Ω
C0(max)
Maximum Shunt Capacitance
7
7
7
pF
CL(max)
Maximum Parallel Load Capacitance
18
12
12
pF
DL(max)
Maximum Crystal Drive Level
1000
1000
1000
μW
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