AT945 ATMEL Corporation, AT945 Datasheet - Page 29

• Manufacturer Part Number: AT945
• Description: Secure 5K - 40K Gates of At40k FPGA with 8-bit Microcontroller,up to 36 Kbytes of SRAM and On-chip Program Storage Eeprom
• Manufacturer: ATMEL Corporation

Packaging Information
256ZA – CABGA
2314D–FPSLI–2/04
Notes:
R
San Jose, CA 95131
2325 Orchard Parkway
1. This drawing is for general information only. Refer to JEDEC Drawing MO-205 for proper dimensions, tolerances, datums, etc.
2. Array as seen from the bottom of the package.
e
16
A1
15
1.00 REF
14 13
Ball Pad Corner
(256 SOLDER BALLS)
12
Bottom View
11
Top View
10
D
9
8
A1
7
TITLE
256ZA, 256-ball (16 x 16 Array), 17 x 17 mm Body,
Chip Array Ball Grid Array (CABGA) Package
6
Ball Pad Corner
5
4
3
e
2
1
E
A
B
C
D
E
F
G
H
K
M
N
P
R
T
J
L
SYMBOL
A1
A2
A3
D
E
A
e
b
A
AT94S Secure Family
Side View
1.30
0.31
0.29
0.65
COMMON DIMENSIONS
MIN
(Unit of Measure = mm)
–
–
A3
A2
A1
b
1.00 BSC
0.46 REF
17 BSC
17 BSC
NOM
1.40
0.36
0.34
0.70
DRAWING NO.
MAX
256ZA
1.50
0.41
0.39
0.75
–
–
NOTE
11/07/01
REV.
A
29