74lvc646a NXP Semiconductors, 74lvc646a Datasheet - Page 6

• Manufacturer Part Number: 74lvc646a
• Description: Octal Bus Transceiver/register 3-state
• Manufacturer: NXP Semiconductors

Philips Semiconductors
6. Pinning information
9397 750 13249
Product data sheet
6.1 Pinning
6.2 Pin description
Table 3:
Symbol
CPAB
SAB
DIR
A0
A1
A2
A3
A4
A5
A6
A7
GND
B7
B6
B5
B4
B3
B2
B1
B0
OE
Fig 5. Pin configuration.
Pin description
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
Rev. 04 — 29 June 2004
CPAB
GND
SAB
DIR
A0
A1
A2
A3
A4
A5
A6
A7
10
11
12
1
2
3
4
5
6
7
8
9
Description
A to B clock input (LOW-to-HIGH; edge-triggered)
direction control input
A data input/output
A data input/output
A data input/output
A data input/output
A data input/output
A data input/output
A data input/output
A data input/output
ground (0 V)
B data input/output
B data input/output
B data input/output
B data input/output
B data input/output
B data input/output
B data input/output
B data input/output
output enable input (active LOW)
A to B select source input
646A
001aab039
Octal bus transceiver/register; 3-state
24
23
22
21
20
19
18
17
16
15
14
13
V
CPBA
SBA
OE
B0
B1
B2
B3
B4
B5
B6
B7
CC
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
74LVC646A
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