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參數(shù)資料
| 型號(hào)： | 54F193FMQB |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 計(jì)數(shù)器 |
| 英文描述： | F/FAST SERIES, SYN POSITIVE EDGE TRIGGERED 4-BIT BIDIRECTIONAL BINARY COUNTER, CDFP16 |
| 封裝： | CERAMIC, FP-16 |
| 文件頁(yè)數(shù)： | 6/10頁(yè) |
| 文件大小： | 297K |
| 代理商： | 54F193FMQB |
AC Electrical Characteristics (Continued)
74F
54F
74F
T
A = +25C
T
A,VCC = Mil
T
A,VCC = Com
Symbol
Parameter
V
CC = +5.0V
C
L = 50 pF
C
L = 50 pF
Units
C
L = 50 pF
Min
Typ
Max
Min
Max
Min
Max
t
PLH
Propagation Delay
4.0
7.0
9.0
4.0
10.5
4.0
10.0
ns
t
PHL
CP
U or CPD to
3.5
6.0
8.0
3.5
9.5
3.5
9.0
TC
U or TCD
t
PLH
Propagation Delay
4.0
6.5
8.5
3.5
10.0
4.0
9.5
ns
t
PHL
CP
U or CPD to Qn
5.5
9.5
12.5
5.5
14.0
5.5
13.5
t
PLH
Propagation Delay
3.0
4.5
7.0
3.0
8.5
3.0
8.0
ns
t
PHL
P
n to Qn
6.0
11.0
14.5
6.0
16.5
6.0
15.5
t
PLH
Propagation Delay
5.0
8.5
11.0
5.0
13.5
5.0
12.0
ns
t
PHL
PL to Q
n
5.5
10.0
13.0
5.5
15.0
5.5
14.0
t
PHL
Propagation Delay
5.5
11.0
14.5
5.0
16.0
5.5
15.5
MR to Q
n
t
PLH
Propagation Delay
6.0
10.5
13.5
5.0
15.0
6.0
14.5
ns
MR to TC
U
t
PHL
Propagation Delay
6.0
11.5
14.5
6.0
16.0
6.0
15.5
MR to TC
D
t
PLH
Propagation Delay
7.0
12.0
15.5
7.0
18.5
7.0
16.5
ns
t
PHL
PL to TC
U or TCD
7.0
11.5
14.5
6.0
17.5
7.0
15.5
t
PLH
Propagation Delay
7.0
11.5
14.5
6.0
16.5
7.0
15.5
ns
t
PHL
P
n to TCU or TCD
6.5
11.0
14.0
5.0
16.5
6.5
15.0
AC Operating Requirements
74F
54F
74F
Symbol
Parameter
T
A = +25C
T
A,VCC = Mil
T
A,VCC = Com
Units
V
CC = +5.0V
Min
Max
Min
Max
Min
Max
t
s(H)
Setup Time, HIGH or LOW
4.5
6.0
5.0
t
s(L)
P
n to PL
4.5
6.0
5.0
t
h(H)
Hold Time, HIGH or LOW
2.0
ns
t
h(L)
P
n to PL
2.0
t
w(L)
PL Pulse Width, LOW
6.0
7.5
6.0
ns
t
w(L)
CP
U or CPD
5.0
7.0
5.0
ns
Pulse Width, LOW
t
w(L)
CP
U or CPD
Pulse Width, LOW
10.0
12.0
10.0
ns
(Change of Direction)
t
w(H)
MR Pulse Width, HIGH
6.0
ns
t
rec
Recovery Time
6.0
8.0
6.0
ns
PL to CP
U or CPD
t
rec
Recovery Time
4.0
4.5
4.0
ns
MR to CP
U or CPD
5
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