at34c02b ATMEL Corporation, at34c02b Datasheet - Page 19

• Manufacturer Part Number: at34c02b
• Description: Two-wire Serial Eeprom With Permanent And Reversible Software Write Protect 2k 256 X 8
• Manufacturer: ATMEL Corporation

8U3-1 – dBGA2
3417E–SEEPR–1/07
(e1)
1. This drawing is for general information only.
2. Dimension ‘b’ is measured at maximum solder ball diameter
(d1)
R
d
1150 E. Cheyenne Mtn. Blvd.
Colorado Springs, CO 80906
1
8
PIN 1 BALL PAD CORNER
PIN 1 BALL PAD CORNER
e
Bottom View
8 SOLDER BALLS
2
7
Top View
E
3
6
TITLE
8U3-1, 8-ball, 1.50 x 2.00 mm Body, 0.50 mm pitch,
Small Die Ball Grid Array Package (dBGA2)
4
5
D
A
2
SYMBOL
A
A1
A2
b
D
E
e
e1
d
d1
Side View
COMMON DIMENSIONS
MIN
0.71
0.10
0.40
0.20
A
(Unit of Measure = mm)
1.50 BSC
2.00 BSC
0.50 BSC
1.00 BSC
0.25 REF
0.25 REF
NOM
0.81
0.15
0.45
0.25
DRAWING NO.
A
1
PO8U3-1
0.91
0.20
0.50
0.30
MAX
1.
b
NOTE
2
6/24/03
REV.
A
19