11525-801 データシートの表示（PDF） - AMI Semiconductor

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11525-801

Clock Generator IC for Intel Pentium® II 440BX PC100 Systems

AMI Semiconductor 

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     X  T

Table 14: 28-pin SOIC (0.300") Package Dimensions

DIMENSIONS

INCHES

MILLIMETERS

MIN. MAX. MIN. MAX.

A 0.093 0.104 2.35 2.65

A1 0.004 0.012 0.10

0.30

A2 0.08 0.100 2.05

2.55

B 0.013 0.013 0.33 0.51

C 0.009 0.009 0.23 0.32

D 0.697 0.713 17.70 18.10

E 0.291 0.299 7.40 7.60

e

0.05 BSC

1.27 BSC

H 0.393 0.419 10.00 10.65

h 0.010 0.030 0.25 0.75

L 0.016 0.05 0.40 1.27

Θ

0°

8°

0°

8°

28

EH

     X  T

1

B

e

D

BASE PLANE

ALL RADII:

0.005" TO 0.01"

h x 45°

A2 A C

L

A1

SEATING PLANE

April 1999

7° typ.

θ

Table 15: 28-pin SOIC (0.300") Package Characteristics

PARAMETER

Thermal Impedance, Junction to Free-Air

Lead Inductance, Self

Lead Inductance, Mutual

Lead Capacitance, Bulk

Lead Capacitance, Mutual

SYMBOL

ΘJA

L11

L12

C11

C12

CONDITIONS/DESCRIPTION

Air flow = 0 m/s

Center lead

Center lead to any adjacent lead

Center lead to VSS

Center lead to any adjacent lead

TYP.

80

2.53

0.85

0.42

0.08

UNITS

°C/W

nH

nH

pF

pF

4.5.99

,62

18

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