MAX3639 Datasheet, PDF (14/24 Pages) Maxim Integrated Products – Low-Jitter, Wide Frequency Range, Programmable Clock Generator with 10 Outputs

Low-Jitter, Wide Frequency Range,
Programmable Clock Generator with 10 Outputs
Table 11. Reference Frequencies and Divider Ratios for Various Applications
fREF
(MHz)
15.36
30.72
61.44
122.88
15.36
19.2
30.72
38.4
61.44
76.8
122.88
153.6
30.72
61.44
122.88
13
26
52
25/31.25/
62.5/125/
156.25
26.04166
INPUT
DIVIDER
(M)
1
1
2
4
1
1
1
1
2
2
4
4
1
2
4
1
1
2
1/1/2/4/4
1
PLL
FEEDBACK
DIVIDER
(F)
48
24
24
24
40
32
20
16
20
16
20
16
32
32
32
32
16
16
25/20/20/
20/16
24
VCO
FREQUENCY
(MHz)
3686.4
3686.4
3932.16
3744
3750
VCO
PRESCALE
DIVIDER
(P)
5
5
5
5
5
5
5
5
6
6
6
6
6
6
6
6
4 (8)
4 (8)
4 (8)
4 (8)
9
9
9
9
6
6
6
6
OUTPUT
DIVIDER
(A, B, C)
1
2
3
4
6
8
12
24
1
2
3
4
5
6
8
12
2 (1)
4 (2)
8 (4)
16 (8)
1
4
8
16
1
2
4
5
OUTPUT
FREQUENCY
(MHz)
737.28
368.64
245.76
184.32
122.88
92.16
61.44
30.72
614.4
307.2
204.8
153.6
122.88
102.4
76.8
51.2
491.52
245.76
122.88
61.44
416
104
52
26
625
312.5
156.25
125
APPLICATIONS
Wireless Base Station:
WCDMA, cdma2000^®,
LTE, TD_SCDMA,
WiMAX™, GSM
GSM
Ethernet
25/31.25/
62.5/125
1/1/2/4
30/24/24/24
3750
5
3
250
5
4
187.5
5
5
150
Ethernet
5
6
125
5
12
62.5
cdma2000 is a registered trademark of the Telecommunications Industry Association.
WiMAX is a trademark of WiMAX Forum.
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