Datasheet

74HC_HCT240_3 © NXP B.V. 2007. All rights reserved.
Product data sheet Rev. 03 — 2 August 2007 12 of 18
NXP Semiconductors
74HC240; 74HCT240
Octal buffer/line driver; 3-state; inverting
Fig 10. Package outline SOT163-1 (SO20)
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
13.0
12.6
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
SOT163-1
10
20
w M
b
p
detail X
Z
e
11
1
D
y
0.25
075E04 MS-013
pin 1 index
0.1
0.012
0.004
0.096
0.089
0.019
0.014
0.013
0.009
0.51
0.49
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
0 5 10 mm
scale
X
θ
A
A
1
A
2
H
E
L
p
Q
E
c
L
v M
A
(A )
3
A
SO20: plastic small outline package; 20 leads; body width 7.5 mm
SOT163-1
99-12-27
03-02-19