ATF20V8B-15SC 查看數據表（PDF） - Atmel Corporation
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ATF20V8B-15SC Datasheet PDF : 22 Pages
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AC Waveforms(1)
Note: 1. Timing measurement reference is 1.5V. Input AC driving levels are 0.0V and 3.0V, unless otherwise specified.
AC Characteristics(1)
-7
-10
-15
Symbol Parameter
Min Max Min Max Min Max
tPD
Input or Feedback to
Non-Registered Output
8 outputs switching
1 output switching
3
7.5
3
10
3
15
7
tCF
Clock to Feedback
tCO
Clock to Output
tS
Input or Feedback
Setup Time
3
6
8
2
5
2
7
2
10
5
7.5
12
tH
Hold Time
0
0
0
tP
Clock Period
8
12
16
tW
Clock Width
4
6
8
External Feedback 1/(tS + tCO)
100
68
45
fMAX
Internal Feedback 1/(tS + tCF)
125
74
50
No Feedback 1/(tP)
125
83
62
tEA
Input to Output Enable — Product Term
3
9
3
10
3
15
tER
Input to Output Disable —Product Term
2
9
2
10
2
15
tPZX
OE pin to Output Enable
2
6
2
10
2
15
tPXZ
OE pin to Output Disable
1.5 6 1.5 10 1.5 15
Note: 1. See ordering information for valid part numbers and speed grades.
2. Shaded -25 parts are obsolete with a last-time buy date of August 19, 1999.
3. Shaded -7 and -15 parts are obsolete with a last-time buy date of September 30, 2006.
-25
Min Max
3
25
10
2
12
15
0
24
12
37
40
41
3
20
2
20
2
20
1.5 20
Units
ns
ns
ns
ns
ns
ns
ns
ns
MHz
MHz
MHz
ns
ns
ns
ns
4
ATF20V8B(Q)(L)
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