at25128b ATMEL Corporation, at25128b Datasheet - Page 25

• Manufacturer Part Number: at25128b
• Description: Spi Serial Eeproms
• Manufacturer: ATMEL Corporation

8593A–SEEPR–01/09
8U2-1 – dBGA2
Figure 15.
1. Dimension 'b' is measured at the maxi mum solder ball diamete r.
This drawing is for general information only.
A1 BALL PAD CORNER
R
1150 E. Cheyenne Mtn. Blvd.
Colorado Springs, CO 80906
8U2-1 – dBGA2
e
(e1)
Bottom View
A1 BALL PAD CORNER
8 Solder Balls
2
Top View
1
TITLE
8U2-1, 8-ball, 2.35 x 3.73 mm Body, 0.75 mm pitch,
Small Die Ball Grid Array Package (dBGA2)
D
(d1)
A
B
C
D
d
E
AT25128B/256B [Preliminary]
SYMBOL
Side View
A
A1
A2
b
D
E
e
e1
d
d1
COMMON DIMENSIONS
MIN
0.81
0.15
0.40
0.25
(Unit of Measure = mm)
A2
2.35 BSC
3.73 BSC
0.75 BSC
0.74 REF
0.75 BSC
0.80 REF
A1
A
NOM
0.91
0.20
0.45
0.30
1.
DRAWING NO.
PO8U2-1
MAX
1.00
0.25
0.50
0.35
b
NOTE
1
06/24/03
REV.
A
25