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74LVC646ADB,112

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P23
74LVC646A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 5 — 28 March 2013 16 of 23
NXP Semiconductors
74LVC646A
Octal bus transceiver/register; 3-state
[1] H = HIGH voltage level
L = LOW voltage level
X = don’t care
= LOW to HIGH level transition
Values for inputs are given in Table 11
. Values for inputs are given in Table 11.
Fig 14. Bus A and bus B to storage Fig 15. Storage to bus A or bus B
001aab051
inputs
BUS A
BUS B
001aab052
BUS A
BUS B
inputs
Table 11. Storage transfer
[1]
Function Input
OE DIR CPAB CPBA SAB SBA
Bus A to storage X X XXX
Bus B to storage X X X XX
Bus A and B to storage H X XX
Storage to bus A L L X H or L X H
Storage to bus B L H H or L X H X
74LVC646A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 5 — 28 March 2013 17 of 23
NXP Semiconductors
74LVC646A
Octal bus transceiver/register; 3-state
13. Package outline
Fig 16. Package outline SOT137-1 (SO24)
UNIT
A
max.
A
1
A
2
A
3
b
p
cD
(1)
E
(1) (1)
eH
E
LL
p
Q
Z
ywv θ
REFERENCES
OUTLINE
VERSION
EUROPEAN
PROJECTION
ISSUE DATE
IEC JEDEC JEITA
mm
inches
2.65
0.3
0.1
2.45
2.25
0.49
0.36
0.32
0.23
15.6
15.2
7.6
7.4
1.27
10.65
10.00
1.1
1.0
0.9
0.4
8
0
o
o
0.25 0.1
DIMENSIONS (inch dimensions are derived from the original mm dimensions)
Note
1. Plastic or metal protrusions of 0.15 mm (0.006 inch) maximum per side are not included.
1.1
0.4
SOT137-1
X
12
24
w M
θ
A
A
1
A
2
b
p
D
H
E
L
p
Q
detail X
E
Z
c
L
v M
A
13
(A )
3
A
y
0.25
075E05 MS-013
pin 1 index
0.1
0.012
0.004
0.096
0.089
0.019
0.014
0.013
0.009
0.61
0.60
0.30
0.29
0.05
1.4
0.055
0.419
0.394
0.043
0.039
0.035
0.016
0.01
0.25
0.01
0.004
0.043
0.016
0.01
e
1
0 5 10 mm
scale
SO24: plastic small outline package; 24 leads; body width 7.5 mm
SOT137-1
99-12-27
03-02-19
74LVC646A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 5 — 28 March 2013 18 of 23
NXP Semiconductors
74LVC646A
Octal bus transceiver/register; 3-state
Fig 17. Package outline SOT340-1 (SSOP24)
UNIT A
1
A
2
A
3
b
p
cD
(1)
E
(1) (1)
eH
E
LL
p
QZywv θ
REFERENCES
OUTLINE
VERSION
EUROPEAN
PROJECTION
ISSUE DATE
IEC JEDEC JEITA
mm
0.21
0.05
1.80
1.65
0.38
0.25
0.20
0.09
8.4
8.0
5.4
5.2
0.65 1.25
7.9
7.6
0.9
0.7
0.8
0.4
8
0
o
o
0.13 0.10.2
DIMENSIONS (mm are the original dimensions)
Note
1. Plastic or metal protrusions of 0.2 mm maximum per side are not included.
1.03
0.63
SOT340-1 MO-150
99-12-27
03-02-19
X
w M
θ
A
A
1
A
2
b
p
D
H
E
L
p
Q
detail X
E
Z
e
c
L
v M
A
(A )
3
A
112
24 13
0.25
y
pin 1 index
0 2.5 5 mm
scale
SSOP24: plastic shrink small outline package; 24 leads; body width 5.3 mm
SOT340-1
A
max.
2
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74LVC646ADB,112

Mfr. #:
Buy 74LVC646ADB,112
Manufacturer:
NXP Semiconductors
Description:
IC TXRX NON-INVERT 3.6V 24SSOP
Lifecycle:
New from this manufacturer.
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