Datasheet

©2011 Silicon Storage Technology, Inc. DS25001A 03/11
33
2 Mbit / 4 Mbit / 8 Mbit Multi-Purpose Flash
SST39LF200A / SST39LF400A / SST39LF800A
SST39VF200A / SST39VF400A / SST39VF800A
Data Sheet
A
Microchip Technology Company
Figure 24: 48-Ball Very-Very-Thin-Profile, Fine-Pitch Ball Grid Array (WFBGA) 4mm x 6mm
SST Package Code: M1Q
LKJHGFEDCBA
ABCDEFGHJKL
6
5
4
3
2
1
6
5
4
3
2
1
0.50
0.50
BOTTOM VIEW
4.00
0.08
0.32
0.05
(48X)
A1 INDICATOR
4
6.00
0.08
2.50
5.00
A1 CORNER
TOP VIEW
48-wfbga-M1Q-4x6-32mic-6.0
Note: 1. Complies with JEDEC Publication 95, MO-207, Var iant C2B-4, dimensions except nominal ball width is larger.
2. All linear dimensions are in millimeters.
3. Coplanarity: 0.08 mm.
4. No ball is present in position A1; a gold-colored indicator is present.
5. Ball opening size is 0.29 mm ( 0.05 mm).
1mm
DETAIL
SIDE VIEW
SEATING PLANE
0.20
0.63 0.10
0.08
0. 06