CY25100 Cypress Semiconductor, CY25100 Datasheet - Page 7

• Manufacturer Part Number: CY25100
• Description: Field- and Factory-Programmable Spread Spectrum Clock Generator for EMI Reduction
• Manufacturer: Cypress Semiconductor

Document #: 38-07499 Rev. *D
Informational Graphs
Note:
6. The “Informational Graphs” are meant to convey the typical performance levels. No performance specifications is implied or guaranteed. Refer to the tables on
pages 4 and 5 for device specifications.
172.5
171.5
170.5
169.5
168.5
167.5
166.5
165.5
164.5
163.5
162.5
161.5
160.5
159.5
68.5
67.5
66.5
65.5
64.5
63.5
68
67
66
65
64
0
0
60
58
56
54
52
50
48
46
44
42
40
0
20
20
Spread Spectrum Profile: Fnom=66MHz,
Spread Spectrum Profile: Fnom=166MHz,
40
40
Fmod=30kHz, Spread%= -4%
Fmod=30kHz, Spread%= -4%
60
Duty Cycle vs. REFCLK
60
50
80
80
( C L OA D =1 5 p F )
REFCLK (MHz)
[6]
Time (us)
100
Time (us)
100
100
120
120
140
140
160
160
150
180
180
200
200
Fnominal
200
Fnominal
169.5
168.5
167.5
166.5
165.5
164.5
163.5
162.5
67.5
66.5
65.5
64.5
169
168
167
166
165
164
163
67
66
65
30
25
20
15
10
0
5
0
0
Te m pe r atu r e =25C, V DD=3.3V , CLOAD=15p F, SS off,
0
20
20
Spread Spectrum Profile: Fnom=66MHz,
Spread Spectrum Profile: Fnom=166MHz,
40
40
Fmod=30kHz, Spread%= +/-1%
Fmod=30kHz, Spread%= +/-1%
60
50
60
80
IDD vs. SSCLK
Re fclk = 30M Hz
80
SSCLK (M Hz )
100
Time (us)
100
Time (us)
100
120
120
140
140
160
150
160
CY25100
180
180
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200
200
Fnominal
Fnominal
200