Silicon Laboratories SI4421 Manuel d'utilisateur télécharger pdf (Page 40)

Si4702/03-C19

40 Rev. 1.1

10. Package Outline: Si4702/03-C19

Figure 12 illustrates the package details for the Si4702/03-C19. Table 10 lists the values for the dimensions shown

in the illustration.

Figure 12. 20-Pin Quad Flat No-Lead (QFN)

Table 10. Package Dimensions

Symbol Millimeters Symbol Millimeters

Min Nom Max Min Nom Max

A 0.50 0.55 0.60 f 2.53 BSC

A1 0.00 0.02 0.05 L 0.35 0.40 0.45

b 0.180.250.30 L1 0.00 — 0.10

c 0.27 0.32 0.37 aaa — — 0.10

D 3.00 BSC bbb — — 0.10

D2 1.65 1.70 1.75 ccc — — 0.08

e 0.50 BSC ddd — — 0.10

E 3.00 BSC eee — — 0.10

E2 1.65 1.70 1.75

Notes:

All dimensions are shown in millimeters unless otherwise noted.

2. Dimensioning and tolerancing per ANSI Y14.5M-1994.

1 2 ... 35 36 37 38 39 40 41 42 43 44 45 46

Pas de commentaire

Silicon Laboratories SI4421 Manuel d'utilisateur Page 40