74HC_HCT244_3

© Koninklijke Philips Electronics N.V. 2005. All rights reserved.

Product data sheet

Rev. 03 — 22 December 2005

19 of 22

Philips Semiconductors

74HC244; 74HCT244

Octal buffer/line driver; 3-state

Fig 13. Package outline SOT764-1 (DHVQFN20)

terminal 1

index area

0.5

1

A1

Eh

b

UNIT

y

e

0.2

c

REFERENCES

OUTLINE

VERSION

EUROPEAN

PROJECTION

ISSUE DATE

IEC

JEDEC

JEITA

mm

4.6

4.4

Dh

3.15

2.85

y1

2.6

2.4

1.15

0.85

e1

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

max.

A

A1

c

detail X

y

y1 C

e

L

Eh

Dh

e

e1

b

29

19

12

11

10

1

20

X

D

E

C

B

A

terminal 1

index area

A

C

C

B

Note

1. Plastic or metal protrusions of 0.075 mm maximum per side are not included.

02-10-17

03-01-27