PI74LCX245 查看數據表（PDF） - Pericom Semiconductor Corporation

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PI74LCX245

Fast CMOS 3.3V 8-Bit Bidirectional Transceiver

Pericom Semiconductor Corporation 

PI74LCX245

3.3V 8-Bit Bi-Directional Transceiver

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Packaging Mechanical - 20-pin SSOP (H-package)

20

.197 5.00

.220 5.60

1

.272

.295

6.90

7.50

.0256

BSC

0.65

.078

2.00 Max

SEATING

PLANE

.0098

Max.

0.25

.002 Min

0.050

X.XX DENOTES DIMENSIONS

X.XX IN MILLIMETERS

Packaging Mechanical - 20-pin TSSOP (L-package)

20

0.55 .022

0.95 .037

.291

.322

7.40

8.20

.004 0.09

.009 0.25

.169 4.3

.177 4.5

1

.252

.260

6.4

6.6

.0256

BSC

0.65

.007

.012

0.19

0.30

.047

1.20

Max

SEATING

PLANE

.002 0.05

.006 0.15

0.45 .018

0.75 .030

.238

.269

6.1

6.7

X.XX DENOTES CONTROLLING

X.XX DIMENSIONS IN MILLIMETERS

.004 0.09

.008 0.20

5

PS2099B 11/17/02

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