CDB4390 Просмотр технического описания (PDF) - Cirrus Logic

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CDB4390

24-Bit, Stereo D/A Converter for Digital Audio

Cirrus Logic 

PACKAGE DIMENSIONS

CS4390

N

1 23

TOP VIEW

20L SSOP PACKAGE DRAWING

D

E

A2

A

e

b2

A1

L

SIDE VIEW

SEATING

PLANE

E11

END VIEW

INCHES

MILLIMETERS

NOTE

DIM

MIN

MAX

MIN

MAX

A

--

0.084

--

2.13

A1

0.002

0.010

0.05

0.25

A2

0.064

0.074

1.62

1.88

b

0.009

0.015

0.22

0.38

2,3

D

0.272

0.295

6.90

7.50

1

E

0.291

0.323

7.40

8.20

E1

0.197

0.220

5.00

5.60

1

e

0.022

0.030

0.55

0.75

L

0.025

0.041

0.63

1.03

∝

0°

8°

0°

8°

Notes: 1. “D” and “E1” are reference datums and do not included mold flash or protrusions, but do include mold

mismatch and are measured at the parting line, mold flash or protrusions shall not exceed 0.20 mm per

side.

2. Dimension “b” does not include dambar protrusion/intrusion. Allowable dambar protrusion shall be

0.13 mm total in excess of “b” dimension at maximum material condition. Dambar intrusion shall not

reduce dimension “b” by more than 0.07 mm at least material condition.

3. These dimensions apply to the flat section of the lead between 0.10 and 0.25 mm from lead tips.

DS264F1

19

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