C8051F38B-GMR View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

Manufacturer

C8051F38B-GMR

Full Speed USB Flash MCU Family

Silicon Laboratories 

C8051F380/1/2/3/4/5/6/7/C

Figure 3.8. QFN-32 Package Drawing

Table 3.6. QFN-32 Package Dimensions

Dimension

A

A1

b

D

D2

e

E

Min

Typ

Max

0.80

0.85

0.90

0.00

0.02

0.05

0.18

0.25

0.30

5.00 BSC

3.20

3.30

3.40

0.50 BSC

5.00 BSC

Dimension Min

Typ

Max

E2

3.20

3.30

3.40

L

0.35

0.40

0.45

aaa

—

—

0.10

bbb

—

—

0.10

ddd

—

—

0.05

eee

—

—

0.08

Notes:

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

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

3. This drawing conforms to the JEDEC Solid State Outline MO-220, variation VHHD except for

custom features D2, E2, and L which are toleranced per supplier designation.

4. The recommended card reflow profile is per the JEDEC/IPC J-STD-020 specification for Small

Body Components.

32

Rev. 1.4

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