74LVC257A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 6 — 28 November 2011 12 of 18
NXP Semiconductors
74LVC257A
Quad 2-input multiplexer with 5V tolerant; 3-state
Fig 11. Package outline SOT338-1 (SSOP16)
UNIT A
1
A
2
A
3
b
p
cD
(1)
E
(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
0.25
0.38
0.25
0.20
0.09
6.4
6.0
5.4
5.2
0.65 1.25
7.9
7.6
1.03
0.63
0.9
0.7
1.00
0.55
8
0
o
o
0.130.2 0.1
DIMENSIONS (mm are the original dimensions)
Note
1. Plastic or metal protrusions of 0.25 mm maximum per side are not included.
SOT338-1
99-12-27
03-02-19
(1)
w M
b
p
D
H
E
E
Z
e
c
v M
A
X
A
y
1
8
16
9
θ
A
A
1
A
2
L
p
Q
detail X
L
(A )
3
MO-150
pin 1 index
0 2.5 5 mm
scale
SSOP16: plastic shrink small outline package; 16 leads; body width 5.3 mm
SOT338-1
A
max.
2
74LVC257A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 6 — 28 November 2011 13 of 18
NXP Semiconductors
74LVC257A
Quad 2-input multiplexer with 5V tolerant; 3-state
Fig 12. Package outline SOT403-1 (TSSOP16)
UNIT A
1
A
2
A
3
b
p
cD
(1)
E
(2) (1)
eH
E
LL
p
QZywv θ
REFERENCES
OUTLINE
VERSION
EUROPEAN
PROJECTION
ISSUE DATE
IEC JEDEC JEITA
mm
0.15
0.05
0.95
0.80
0.30
0.19
0.2
0.1
5.1
4.9
4.5
4.3
0.65
6.6
6.2
0.4
0.3
0.40
0.06
8
0
o
o
0.13 0.10.21
DIMENSIONS (mm are the original dimensions)
Notes
1. Plastic or metal protrusions of 0.15 mm maximum per side are not included.
2. Plastic interlead protrusions of 0.25 mm maximum per side are not included.
0.75
0.50
SOT403-1 MO-153
99-12-27
03-02-18
w M
b
p
D
Z
e
0.25
18
16
9
θ
A
A
1
A
2
L
p
Q
detail X
L
(A )
3
H
E
E
c
v M
A
X
A
y
0 2.5 5 mm
scale
TSSOP16: plastic thin shrink small outline package; 16 leads; body width 4.4 mm
SOT403-1
A
max.
1.1
pin 1 index
74LVC257A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 6 — 28 November 2011 14 of 18
NXP Semiconductors
74LVC257A
Quad 2-input multiplexer with 5V tolerant; 3-state
Fig 13. Package outline SOT763-1 (DHVQFN16)
terminal 1
index area
0.51
A
1
E
h
b
UNIT
ye
0.2
c
REFERENCES
OUTLINE
VERSION
EUROPEAN
PROJECTION
ISSUE DATE
IEC JEDEC JEITA
mm
3.6
3.4
D
h
2.15
1.85
y
1
2.6
2.4
1.15
0.85
e
1
2.5
0.30
0.18
0.05
0.00
0.05 0.1
DIMENSIONS (mm are the original dimensions)
SOT763-1 MO-241 - - -- - -
0.5
0.3
L
0.1
v
0.05
w
0 2.5 5 mm
scale
SOT763-1
DHVQFN16: plastic dual in-line compatible thermal enhanced very thin quad flat package; no leads;
16 terminals; body 2.5 x 3.5 x 0.85 mm
A
(1)
max.
A
A
1
c
detail X
y
y
1
C
e
L
E
h
D
h
e
e
1
b
27
15
10
9
8
1
16
X
D
E
C
B
A
terminal 1
index area
AC
C
B
v
M
w
M
E
(1)
Note
1. Plastic or metal protrusions of 0.075 mm maximum per side are not included.
D
(1)
02-10-17
03-01-27

74LVC257AD,118

Mfr. #:
Manufacturer:
Nexperia
Description:
Encoders, Decoders, Multiplexers & Demultiplexers 3.3V QUAD 2-1 MUX
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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