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74LVC543ADB 데이터 시트보기 (PDF) - Philips Electronics
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74LVC543ADB
Octal D-type registered transceiver (3-State)
Philips Electronics
74LVC543ADB Datasheet PDF : 12 Pages
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Philips Semiconductors
Octal D-type registered transceiver (3-State)
Product specification
74LVC543A
PIN CONFIGURATION
LEBA
1
OEBA
2
A0
3
A1
4
A2
5
A3
6
A4
7
A5
8
A6
9
A7
10
EBA
11
GND 12
24 V
CC
23
EAB
22
B0
21
B1
20
B2
19
B3
18
B4
17
B5
16
B6
15
B7
14
LEAB
13
OEAB
SW00212
PIN DESCRIPTION
PIN NUMBER
SYMBOL
1
LE
BA
2
3,4,5,6, 7, 8, 9 10
11
12
22, 21, 20, 19,
18, 17, 16, 15
13
OE
BA
A
0
to A
7
E
BA
GND
B
0
to B
7
OE
AB
14
LE
AB
23
E
AB
24
V
CC
FUNCTION
’B’ to ’A’ latch enable input
(active LOW)
’B’ to ’A’ output enable
input (active LOW)
’A’ data inputs/outputs
’B’ to ’A’ enable input
(active LOW)
ground (0V)
’B’ data inputs/outputs
’A’ to ’B’ output enable
input (active LOW)
’A’ to ’B’ latch enable input
(active LOW)
’A’ to ’B’ enable input
(active LOW)
positive supply voltage
LOGIC SYMBOL
3 A0
4 A1
5 A2
6 A3
7 A4
8 A5
9 A6
10 A7
2 OEBA
13 OEAB
11 EBA
23 EAB
14 LEAB
1 LEBA
B0 22
B1 21
B2 20
B3 19
B4 18
B5 17
B6 16
B7 15
LOGIC SYMBOL (IEEE/IEC)
SW00213
2
1EN3
23
G1
1
1C5
13
2EN4
11
G2
14
2C6
3
22
∇
3
5D
6D
4
∇
4
21
5
20
6
19
7
18
8
17
9
16
10
15
SW00214
1998 Jul 31
3
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