COM20019I(2006) View Datasheet(PDF) - SMSC -> Microchip

Part Name

Description

Manufacturer

COM20019I
(Rev.:2006)

Low Cost ARCNET (ANSI 878.1) Controller with 2K x 8 On-Board RAM

SMSC -> Microchip 

Low Cost ARCNET (ANSI 878.1) Controller with 2K x 8 On-Board RAM

9.2 48 Pin TQFP Package Outline and Parameters

MIN

NOMINAL

MAX

A

~

~

1.6

A1

0.05

0.10

0.15

A2

1.35

1.40

1.45

D

8.80

9.00

9.20

D/2

4.40

4.50

4.60

D1

6.90

7.00

7.10

E

8.80

9.00

9.10

E/2

4.40

4.50

4.60

E1

6.90

7.00

7.10

H

0.09

~

0.20

L

0.45

0.60

0.75

L1

~

1.00

~

e

0.50 Basic

θ

0o

~

7o

W

0.17

~

0.27

R1

0.08

~

~

R2

0.08

~

0.20

ccc

~

~

0.0762

ccc

~

~

0.08

Note 1: Controlling Unit: millimeter

REMARK

Overall Package Height

Standoff

Body Thickness

X Span

1/2 X Span Measure from Centerline

X body Size

Y Span

1/2 Y Span Measure from Centerline

Y body Size

Lead Frame Thickness

Lead Foot Length from Centerline

Lead Length

Lead Pitch

Lead Foot Angle

Lead Width

Lead Shoulder Radius

Lead Foot Radius

Coplanarity (Assemblers)

Coplanarity (Test House)

SMSC COM20019I

Page 61

DATASHEET

Rev. 03-07-06

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