74LVC540A

Document number: DS35890 Rev. 1 - 2

9 of 10

www.diodes.com

July 2014

© Diodes Incorporated

74LVC540A

Suggested Pad Layout

Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for the latest version.

(1) TSSOP-20

(2) QFN-20 (V-QFN4525-20)

Dimensions

Value (in mm)

C

0.650

X

0.420

X1

6.270

Y

1.789

Y1

4.160

Y2

7.720

Dimensions

Value (in mm)

C

0.500

X

0.330

X1

0.600

X2

3.200

X3

3.830

X4

4.800

Y

0.600

Y1

1.200

Y2

0.830

Y3

2.800

Y1

Y2

Y (20x)

X (20x)

C

X1

X 4

Y 3

Y 2

X 3

X 2

Y 1

Y

X

C

X 1