74LVC_LVCH244A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 8 — 26 June 2013 12 of 19
NXP Semiconductors
74LVC244A; 74LVCH244A
Octal buffer/line driver; 3-state
Fig 10. Package outline SOT339-1 (SSOP20)
UNIT A
1
A
2
A
3
b
p
cD
(1)
E
(1)
eH
E
LL
p
Q
(1)
Zywv θ
REFERENCES
OUTLINE
VERSION
EUROPEAN
PROJECTION
ISSUE DATE
IEC JEDEC JEITA
mm
0.21
0.05
1.80
1.65
0.38
0.25
0.20
0.09
7.4
7.0
5.4
5.2
0.65
7.9
7.6
0.9
0.7
0.9
0.5
8
0
o
o
0.131.25 0.2 0.1
DIMENSIONS (mm are the original dimensions)
Note
1. Plastic or metal protrusions of 0.2 mm maximum per side are not included.
1.03
0.63
SOT339-1 MO-150
99-12-27
03-02-19
X
w M
θ
A
A
1
A
2
b
p
D
H
E
L
p
Q
detail X
E
Z
e
c
L
v M
A
(A )
3
A
110
20 11
y
0.25
pin 1 index
0 2.5 5 mm
scale
SSOP20: plastic shrink small outline package; 20 leads; body width 5.3 mm
SOT339-1
A
max.
2
74LVC_LVCH244A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 8 — 26 June 2013 13 of 19
NXP Semiconductors
74LVC244A; 74LVCH244A
Octal buffer/line driver; 3-state
Fig 11. Package outline SOT360-1 (TSSOP20)
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
6.6
6.4
4.5
4.3
0.65
6.6
6.2
0.4
0.3
0.5
0.2
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
SOT360-1 MO-153
99-12-27
03-02-19
w M
b
p
D
Z
e
0.25
110
20
11
pin 1 index
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
TSSOP20: plastic thin shrink small outline package; 20 leads; body width 4.4 mm
SOT360-1
A
max.
1.1
74LVC_LVCH244A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 8 — 26 June 2013 14 of 19
NXP Semiconductors
74LVC244A; 74LVCH244A
Octal buffer/line driver; 3-state
Fig 12. 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

74LVCH244ADB,118

Mfr. #:
Manufacturer:
Nexperia
Description:
Buffers & Line Drivers 3.3V OCTAL 3-S DRVR
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union