AT24C256C_09 Datasheet, PDF (19/21 Pages) ATMEL Corporation – Two-wire Serial EEPROM

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:•
[e-mail]
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