AT24C256C-WUL 데이터 시트보기 (PDF) - Atmel Corporation

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AT24C256C-WUL

Two-wire Serial EEPROM 256K (32,768 x 8)

Atmel Corporation 

8U2-1 – VFBGA

Figure 16.

8U2-1 – VFBGA

AT24C256C [Preliminary]

COMMON DIMENSIONS

(Unit of Measure = mm)

Notes:

1. This drawing is for general information.

2. Dimension 'b' is measured at the maximum solder ball diameter.

3. Solder ball composition shall be 95.5Sn-4.0Ag-.5Cu.

SYMBOL MIN NOM MAX NOTE

A 0.81 0.91 1.00

A1 0.15 0.20 0.25

A2 0.40 0.45 0.50

b 0.25 0.30 0.35

D

2.35 BSC

E

3.73 BSC

e

0.75 BSC

e1

0.74 REF

d

0.75 BSC

d1

0.80 REF

Package Drawing Contact:•

packagedrawings@atmel.com

2/25/08

TITLE

GPC

DRAWING NO. REV.

8U2-1, 8 ball, 2.35 x 3.73 mm Body, 0.75 mm pitch

•

VFBGA Package (dBGA2)

GWW

8U2-1

C

19

8568A–SEEPR–9/09

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