Ver 1.0

Nov 09, 2000

TEL: 886-3-5788833

http://www.gmt.com.tw

14

G570

Global Mixed-mode Technology Inc.

G570 30Pin Package

Note:

1. Dimensional tolerance

±0.10mm

2. Plating thickness 5~15

µm

3. Dimensions “D” does not include burrs, however dimension including protrusions or

gate burrs

Shall be MAX. 0.20mm

0.25 per side.

DIMENSION IN MM

DIMENSION IN INCH

SYMBOL

MIN.

NOM.

MAX.

MIN.

NOM.

MAX.

A

1.80

1.90

2.00

0.071

0.075

0.079

A1

0.05

0.10

0.15

0.002

0.004

.006

A2

1.75

1.80

1.85

0.069

0.071

0.073

b

0.25

0.30

0.35

0.010

0.012

0.014

C

0.10

0.15

0.20

0.004

0.006

0.008

D

10.10

10.15

10.20

0.398

0.400

.402

E

7.50

-----

7.90

0.295

-----

0.311

E1

5.20

5.25

5.30

0.205

0.207

0.209

L1

0.53

0.68

0.83

0.021

0.027

0.033

L

1.10

1.20

1.30

0.043

0.047

0.051

e

0.65 BSC

0.026BSC

θ

1

°

4

°

7

°

1º

4

°

7º

D

E

3.6

1.15

E1

e

b

A

A1

A2

L1

c

θ

L