English
Language : 

74HC240 Datasheet, PDF (12/18 Pages) NXP Semiconductors – Octal buffer/line driver; 3-state; inverting
NXP Semiconductors
74HC240; 74HCT240
Octal buffer/line driver; 3-state; inverting
SO20: plastic small outline package; 20 leads; body width 7.5 mm
SOT163-1
D
y
Z
20
c
11
E
A
X
HE
vM A
pin 1 index
1
e
10
wM
bp
A2
A1
Q
(A 3)
A
θ
Lp
L
detail X
0
5
10 mm
scale
DIMENSIONS (inch dimensions are derived from the original mm dimensions)
A
UNIT max. A1
A2
A3
bp
c
D (1) E (1)
e
HE
L
Lp
Q
v
w
y
Z (1)
θ
mm
2.65
0.3
0.1
2.45
2.25
0.25
0.49
0.36
0.32
0.23
13.0
12.6
7.6
7.4
1.27
10.65
10.00
1.4
1.1
0.4
1.1
1.0
0.25 0.25
0.1
0.9
0.4
8o
inches
0.1
0.012 0.096
0.004 0.089
0.01
0.019 0.013
0.014 0.009
0.51
0.49
0.30
0.29
0.05
0.419
0.394
0.055
0.043
0.016
0.043
0.039
0.01
0.01
0.004
0.035
0.016
0o
Note
1. Plastic or metal protrusions of 0.15 mm (0.006 inch) maximum per side are not included.
OUTLINE
VERSION
SOT163-1
IEC
075E04
REFERENCES
JEDEC
JEITA
MS-013
EUROPEAN
PROJECTION
ISSUE DATE
99-12-27
03-02-19
Fig 10. Package outline SOT163-1 (SO20)
74HC_HCT240_3
Product data sheet
Rev. 03 — 2 August 2007
© NXP B.V. 2007. All rights reserved.
12 of 18