Si4704/05-C40

30

Rev. 1.0

9. Package Outline: Si4704/05-GM

Figure 16 illustrates the package details for the Si4704/05. Table 15 lists the values for the dimensions shown in

the illustration.

Figure 16. 20-Pin Quad Flat No-Lead (QFN)

Table 15. 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

0.200.250.30

L1

0.00

—

0.10

c

0.27

0.32

0.37

aaa

—

—

0.05

D

3.00 BSC

bbb

—

—

0.05

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:

1. All dimensions are shown in millimeters (mm) unless otherwise noted.

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