鈥?/div>
Matched rise and fall times
Fully compatible with TTL input and output logic levels
ESD > 2000V
Extended commercial range of
鈭?0藲C
to +85藲C
Sink Current
64 mA (Com鈥檒), 32 mA (Mil)
Source Current
32 mA (Com鈥檒), 12 mA (Mil)
鈥?/div>
Edge-triggered D-type inputs
鈥?250 MHz typical toggle rate
Features
鈥?Function, pinout, and drive compatible with FCT and
F logic
鈥?FCT-C speed at 5.2 ns max. (Com鈥檒)
FCT-A speed at 6.5 ns max. (Com鈥檒)
鈥?Reduced V
OH
(typically = 3.3V) versions of equivalent
FCT functions
鈥?Edge-rate control circuitry for signi铿乧antly improved
noise characteristics
鈥?Power-off disable feature
1CY54/74FCT574T
Logic Block Diagram
D
0
CP
D
1
D
2
D
3
D
4
D
5
D
6
D
7
CP
D
Q
CP
D
Q
CP
D
Q
CP
D
Q
CP
D
Q
CP
D
Q
CP
D
Q
CP
D
Q
OE
O
0
O
1
O
2
O
3
O
4
O
5
O
6
O
7
FCT374T
鈥?
Pin Configurations
DIP/SOIC/QSOP
Top View
OE
O
0
D
0
8
O
3
GND
CP
O
4
D
4
9
10
11
7 6 5 4
D
0
O
0
OE
V
CC
O
7
D
1
O
1
O
2
D
2
D
3
O
3
GND
3
2
FCT374T
1
12
20
13
19
14 1516 17 18
D5
O5
O6
D6
D7
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
V
CC
O
7
D
7
D
6
O
6
O
5
D
5
D
4
O
4
CP
8
D
7
GND
CP
O
7
O
6
9
10
11
12
13
14 1516 17 18
O5
O4
O3
O
2
O
1
7 6 5 4
3
2
1
20
19
D
1
D
0
OE
V
CC
O
0
LCC
Top View
D3
D2
O2
O1
D1
LCC
Top View
D4
D3
D2
D6
D5
DIP/SOIC/QSOP
Top View
OE
D
0
D
1
D
2
D
3
D
4
D
5
D
6
D
7
GND
1
2
3
4
5
6
7
8
9
10
20
19
18
V
CC
O
0
O
1
O
2
O
3
O
4
O
5
O
6
O
7
CP
FCT574T
17
16
15
14
13
12
11
FCT374T
FCT574T
FCT374T
鈥?
FCT374T
鈥?
FCT374T
鈥?
FCT374T
鈥?
Logic Symbol
D
0
CP
OE
O
0
D
1
D
2
D
3
D
4
D
5
D
6
D
7
O
1
O
2
O
3
O
4
O
5
O
6
O
7
FCT374T
鈥?
Copyright
漏
2000, Texas Instruments Incorporated
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