74HC244D NXP Semiconductors, 74HC244D Datasheet - Page 15

• Manufacturer Part Number: 74HC244D
• Description: Buffer/Line Driver 8-CH Non-Inverting 3-ST CMOS 20-Pin SO Bulk
• Manufacturer: NXP Semiconductors

Specifications of 74HC244D

• Package: 20SO
• Logic Family: HC
• Logic Function: Buffer/Line Driver
• Number Of Outputs Per Chip: 8
• Output Type: 3-State
• Input Signal Type: Single-Ended
• Maximum Propagation Delay Time @ Maximum Cl: 110@2V|22@4.5V|19@6V ns
• Polarity: Non-Inverting

Philips Semiconductors
13. Package outline
Fig 9. Package outline SOT146-1 (DIP20)
74HC_HCT244_3
Product data sheet
DIP20: plastic dual in-line package; 20 leads (300 mil)
DIMENSIONS (inch dimensions are derived from the original mm dimensions)
Note
1. Plastic or metal protrusions of 0.25 mm (0.01 inch) maximum per side are not included.
inches
UNIT
mm
SOT146-1
L
OUTLINE
VERSION
max.
Z
0.17
4.2
A
20
1
pin 1 index
min.
0.51
0.02
A
1
IEC
max.
0.13
3.2
A
2
0.068
0.051
1.73
1.30
b
e
0.021
0.015
MS-001
0.53
0.38
JEDEC
b
D
1
REFERENCES
Rev. 03 — 22 December 2005
0
0.014
0.009
0.36
0.23
c
b
26.92
26.54
1.060
1.045
D
SC-603
(1)
JEITA
scale
5
6.40
6.22
0.25
0.24
E
(1)
2.54
11
10
b
0.1
e
1
10 mm
74HC244; 74HCT244
7.62
A
w
0.3
e
1
1
M
A
E
2
3.60
3.05
0.14
0.12
L
A
Octal buffer/line driver; 3-state
PROJECTION
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
EUROPEAN
8.25
7.80
0.32
0.31
M
E
c
10.0
0.39
0.33
M
8.3
H
(e )
M
M
H
1
E
ISSUE DATE
0.254
0.01
99-12-27
03-02-13
w
SOT146-1
max.
0.078
Z
2
(1)
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