Data Sheet
June 1999
ORCA Series 3C and 3T FPGAs
Programmable Clock Manager (PCM)
(continued)
Table 29.
3Txxx
Table 30.
3Cxx
PCM Oscillator Frequency Range
PCM Oscillator Frequency Range
System
Clock
System
Clock
Output
Output
Frequency
T
Frequency
T
Register 4 Min
76543210 (MHz)
(MHz)
NOM
Max Acquisition
Register 4 Min
76543210 (MHz)
(MHz)
NOM
Max Acquisition
µ
µ
(MHz)
( s)
(MHz)
( s)
00XXX010 17.00
00XXX011 16.10
00XXX100 15.17
00XXX101 14.25
00XXX110 13.33
00XXX111 12.40
01XXX000 12.20
01XXX001 12.10
01XXX010 11.90
01XXX011 11.70
01XXX100 11.10
01XXX101 10.50
01XXX110 10.00
01XXX111 9.40
10000XXX 9.20
10001XXX 9.00
10010XXX 8.80
10011XXX 8.60
10100XXX 8.40
10101XXX 8.10
10110XXX 7.90
10111XXX 7.70
11000XXX 7.60
11001XXX 7.45
11010XXX 7.30
11011XXX 7.20
11100XXX 6.60
11101XXX 6.00
11110XXX 5.50
11111XXX 5.00
58.50
52.50
49.00
45.00
41.50
38.00
36.75
35.00
33.00
31.30
30.00
29.15
28.10
27.00
26.25
25.65
25.00
24.45
23.70
22.90
22.20
21.50
20.80
20.10
19.45
18.85
18.30
17.70
17.10
16.50
100.00
89.00
82.80
76.50
70.30
64.00
61.30
58.00
54.30
51.00
49.40
47.80
46.20
44.60
43.30
42.30
41.30
40.30
39.00
37.70
36.50
35.20
34.00
32.80
31.60
30.50
30.00
29.40
28.60
28.00
36.00
37.00
38.00
39.00
40.00
41.00
43.75
46.50
49.25
52.00
54.75
57.50
60.25
63.00
65.40
67.80
70.10
72.50
74.90
77.30
79.60
82.00
84.30
86.50
88.80
91.00
93.30
95.50
97.80
100.00
00XXX010 10.50
00XXX011 10.00
00XXX100 9.50
00XXX101 9.10
00XXX110 8.60
00XXX111 8.10
01XXX000 7.80
01XXX001 7.60
01XXX010 7.30
01XXX011 7.10
01XXX100 6.80
01XXX101 6.50
01XXX110 6.30
01XXX111 6.00
10000XXX 5.90
10001XXX 5.90
10010XXX 5.80
10011XXX 5.80
10100XXX 5.70
10101XXX 5.60
10110XXX 5.60
10111XXX 5.50
11000XXX 5.40
11001XXX 5.40
11010XXX 5.30
11011XXX 5.30
11100XXX 5.20
11101XXX 5.10
11110XXX 5.10
11111XXX 5.00
73.00
68.00
63.00
58.50
53.80
49.00
47.70
46.30
45.00
43.60
42.10
40.75
39.40
38.00
37.40
36.70
36.00
35.40
35.00
34.10
33.50
32.80
32.10
31.50
30.70
30.10
29.50
28.80
28.20
27.50
135.00
126.00
117.00
108.00
99.00
90.00
87.50
85.00
82.50
80.00
77.50
75.00
72.50
70.00
68.80
67.50
66.30
65.00
63.80
62.50
61.30
60.00
58.80
57.50
56.30
55.00
53.80
52.50
51.30
50.00
36.00
37.00
38.00
39.00
40.00
41.00
43.80
46.50
49.30
52.00
55.00
57.50
60.30
63.00
65.40
67.80
70.10
72.50
74.90
77.30
79.60
82.00
84.30
86.50
88.80
91.00
93.30
95.50
97.80
100.00
Note: Use of settings in the first three rows is not recommended.
X means don’t care.
Note: Use of settings in the first three rows is not recommended.
X means don’t care.
78
Lucent Technologies Inc.
AGERE [ AGERE SYSTEMS ]
