74HC244D NXP Semiconductors, 74HC244D Datasheet - Page 18

• 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
Fig 12. Package outline SOT360-1 (TSSOP20)
74HC_HCT244_3
Product data sheet
TSSOP20: plastic thin shrink small outline package; 20 leads; body width 4.4 mm
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.
UNIT
mm
VERSION
OUTLINE
SOT360-1
max.
1.1
A
0.15
0.05
A
1
20
1
Z
y
0.95
0.80
A
2
pin 1 index
IEC
0.25
A
3
e
D
0.30
0.19
b
p
MO-153
JEDEC
0.2
0.1
c
b
p
REFERENCES
Rev. 03 — 22 December 2005
D
6.6
6.4
0
(1)
11
10
w
E
4.5
4.3
M
(2)
JEITA
scale
0.65
2.5
e
c
A
H
6.6
6.2
2
E
A
1
5 mm
L
1
74HC244; 74HCT244
0.75
0.50
L
H
p
E
E
detail X
0.4
0.3
Q
L
Octal buffer/line driver; 3-state
L
PROJECTION
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
EUROPEAN
p
0.2
v
Q
A
(A )
0.13
3
w
X
v
0.1
A
y
M
ISSUE DATE
A
99-12-27
03-02-19
Z
0.5
0.2
(1)
SOT360-1
8
0
o
o
18 of 22