NXP Semiconductors
74HC138; 74HCT138
3-to-8 line decoder/demultiplexer; inverting
SO16: plastic small outline package; 16 leads; body width 3.9 mm
SOT109-1
D
E
A
X
c
y
H
E
v
M
A
Z
16
9
Q
A
2
A
1
pin 1 index
θ
L
p
1
8
(A
3
)
A
L
w
M
detail X
e
b
p
0
2.5
scale
5 mm
DIMENSIONS (inch dimensions are derived from the original mm dimensions)
UNIT
mm
inches
A
max.
1.75
0.069
A
1
0.25
0.10
A
2
1.45
1.25
A
3
0.25
0.01
b
p
0.49
0.36
c
0.25
0.19
D
(1)
10.0
9.8
E
(1)
4.0
3.8
0.16
0.15
e
1.27
0.05
H
E
6.2
5.8
L
1.05
L
p
1.0
0.4
0.039
0.016
Q
0.7
0.6
0.028
0.020
v
0.25
0.01
w
0.25
0.01
y
0.1
0.004
Z
(1)
0.7
0.3
0.028
0.012
θ
8
o
o
0
0.010 0.057
0.004 0.049
0.019 0.0100 0.39
0.014 0.0075 0.38
0.244
0.041
0.228
Note
1. Plastic or metal protrusions of 0.15 mm (0.006 inch) maximum per side are not included.
OUTLINE
VERSION
SOT109-1
REFERENCES
IEC
076E07
JEDEC
MS-012
JEITA
EUROPEAN
PROJECTION
ISSUE DATE
99-12-27
03-02-19
Fig 10. Package outline SOT109-1 (SO16)
74HC_HCT138
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2012. All rights reserved.
Product data sheet
Rev. 4 — 27 June 2012
12 of 19
PHILIPS [ NXP SEMICONDUCTORS ]
