Cirrus-logic CS49DV8C Manual do Utilizador descarregar pdf (Página 29)

DS868PP2 Copyright 2008 Cirrus Logic, Inc. 29

CS49DV8C Data Sheet

32-bit Audio DSP Family

9. Package Mechanical Drawings

9.1 128-Pin LQFP Package

Figure 16. 128-Pin LQFP Package Drawing

D1

D

E1

E

1

e

L

∝

b

A1

A

Table 6. 128-Pin LQFP Package Characteristics

DIM

MILLIMETERS INCHES

MIN NOM MAX MIN NOM MAX

A --- --- 1.60 --- --- .063”

A1 0.05 --- 0.15 .002” --- .006”

b 0.17 0.22 0.27 .007” .009” .011”

D 22.00 BSC .866”

D1 20.00 BSC .787”

E 16.00 BSC .630”

E1 14.00 BSC .551”

e 0.50 BSC .020”

q 0° 3.5 7° 0° 3.5 7°

L 0.45 0.60 0.75 .018” .024” .030”

L1 1.00 REF .039” REF

TOLERANCES OF FORM AND POSITION

ddd 0.08 .003”

1 2 ... 24 25 26 27 28 29 30

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