74LVC646APW NXP Semiconductors, 74LVC646APW Datasheet - Page 16

• Manufacturer Part Number: 74LVC646APW
• Description: Bus Transceivers OCTAL BUS INTERFACE TRANS/REG
• Manufacturer: NXP Semiconductors

Specifications of 74LVC646APW

• Product Category: Bus Transceivers
• Rohs: yes
• Package / Case: SOT-355
• Mounting Style: SMD/SMT
• Factory Pack Quantity: 63
• Part # Aliases: 74LVC646APW,112

NXP Semiconductors
Table 11.
[1]
74LVC646A
Product data sheet
Function
Bus A to storage
Bus B to storage
Bus A and B to storage
Storage to bus A
Storage to bus B
Fig 14. Bus A and bus B to storage
H = HIGH voltage level
L = LOW voltage level
X = don’t care
 = LOW to HIGH level transition
Values for inputs are given in
Storage transfer
inputs
[1]
Table
Input
OE
X
X
H
L
L
11.
All information provided in this document is subject to legal disclaimers.
001aab051
Rev. 5 — 28 March 2013
DIR
X
X
X
L
H
Fig 15. Storage to bus A or bus B
CPAB

X

X
H or L
Values for inputs are given in
Octal bus transceiver/register; 3-state
CPBA
X


H or L
X
inputs
SAB
X
X
X
X
H
74LVC646A
Table
© NXP B.V. 2013. All rights reserved.
11.
001aab052
SBA
X
X
X
H
X
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