Datasheet

74VHC_VHCT244_1 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 01 — 17 August 2009 13 of 16
NXP Semiconductors
74VHC244; 74VHCT244
Octal buffer/line driver; 3-state
Fig 11. Package outline SOT764-1 (DHVQFN20)
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
4.6
4.4
D
h
3.15
2.85
y
1
2.6
2.4
1.15
0.85
e
1
3.5
0.30
0.18
0.05
0.00
0.05 0.1
DIMENSIONS (mm are the original dimensions)
SOT764-1 MO-241 - - -- - -
0.5
0.3
L
0.1
v
0.05
w
0 2.5 5 mm
scale
SOT764-1
DHVQFN20: plastic dual in-line compatible thermal enhanced very thin quad flat package; no leads;
20 terminals; body 2.5 x 4.5 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
29
19
12
11
10
1
20
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