74HC244D NXP Semiconductors, 74HC244D Datasheet - Page 19

• 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 13. Package outline SOT764-1 (DHVQFN20)
74HC_HCT244_3
Product data sheet
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
DIMENSIONS (mm are the original dimensions)
Note
1. Plastic or metal protrusions of 0.075 mm maximum per side are not included.
UNIT
mm
terminal 1
index area
VERSION
OUTLINE
terminal 1
index area
SOT764-1
max.
A
E h
L
1
(1)
20
1
0.05
0.00
A 1
2
19
0.30
0.18
b
e
IEC
- - -
0.2
c
0
D
4.6
4.4
(1)
3.15
2.85
e 1
D h
D h
D
MO-241
JEDEC
E
2.6
2.4
(1)
REFERENCES
Rev. 03 — 22 December 2005
1.15
0.85
E h
b
0.5
e
12
JEITA
scale
2.5
- - -
9
3.5
e 1
10
11
B
e
0.5
0.3
w
v
L
M
M
A
E
C
C
0.1
74HC244; 74HCT244
v
A
B
0.05
w
A
A 1
0.05
y 1 C
y
Octal buffer/line driver; 3-state
5 mm
PROJECTION
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
EUROPEAN
0.1
y 1
detail X
ISSUE DATE
X
C
02-10-17
03-01-27
c
y
SOT764-1
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