Preliminary W27E020

Publication Release Date: December 1997

- 13 -

Revision A1

PACKAGE DIMENSIONS

32-pin P-DIP

Seating Plane

2

A

a

c

E

Base Plane

1

A

1

e

L

A

S

1

E

D

1

B

B

32

1

16

17

1. Dimensions D Max. & S include mold flash or

tie bar burrs.

2. Dimension E1 does not include interlead flash.

3. Dimensions D & E1 include mold mismatch and

are determined at the mold parting line.

6. General appearance spec. should be based on

final visual inspection spec.

Notes:

4. Dimension B1 does not include dambar

protrusion/intrusion.

5. Controlling dimension: Inches.

1.37

1.22

0.054

0.048

Symbol

Min. Nom. Max.

Max.

Nom.

Min.

Dimension in Inches

Dimension in mm

A

B

c

D

e

A

L

S

A

A

1

2

E

0.050

1.27

0.210

5.33

0.010

0.150

0.016

0.155

0.018

0.160

0.022

3.81

0.41

0.25

3.94

0.46

4.06

0.56

0.008

0.120

0.670

0.010

0.130

0.014

0.140

0.20

3.05

0.25

3.30

0.36

3.56

0.540

0.555

0.550

13.84

14.10

13.97

17.02

15.24

14.99

15.49

0.600

0.590

0.610

2.29

2.54

2.79

0.090

0.100

0.110

1

e

a

1.650

1.660

41.91

42.16

0

15

0.085

2.16

0.650

0.630

16.00

16.51

15

0

32-Lead PLCC

L

c

1

b

2

A

H

E

E

e

b

D

H

D

y

A

A

1

Seating Plane

E

G

1

13

14

20

29

32

4

5

21

30

Notes:

1. Dimensions D & E do not include interlead flash.

2. Dimension b does not include dambar protrusion/intrusion.

3. Controlling dimension: Inches.

4. General appearance spec. should be based on

final

visual inspection sepc.

θ

Symbol

Min.

Nom.

Max.

Max.

Nom.

Min.

Dimension in Inches

Dimension in mm

A

b

c

D

e

L

y

A

A

1

2

E

3.56

0.50

0.020

0.140

2.80

2.67

2.93

0.71

0.66

0.81

0.41

0.46

0.56

0.20

0.25

0.35

13.89

13.97

14.05

11.35

11.43

11.51

1.27

12.45

12.95

13.46

0.530

0.510

0.490

0.050

0.453

0.450

0.447

0.553

0.550

0.547

0.014

0.010

0.008

0.022

0.018

0.016

0.032

0.026

0.028

0.115

0.105

0.110

1.12

1.42

0.044

0.056

0°

10°

10°

0°

9.91

10.41

10.92

14.86

14.99

15.11

12.32

12.45

12.57

1.91

2.29

0.004

0.095

0.090

0.075

0.495

0.490

0.485

0.595

0.590

0.585

0.430

0.410

0.390

0.10

2.41

θ