W9725G6IB-25 Winbond Electronics, W9725G6IB-25 Datasheet - Page 83

• Manufacturer Part Number: W9725G6IB-25
• Description: IC DDR2-800 SDRAM 256MB 84-WBGA
• Manufacturer: Winbond Electronics

Specifications of W9725G6IB-25

• Format - Memory: RAM
• Memory Type: DDR2 SDRAM
• Memory Size: 256M (16Mx16)
• Speed: 2.5ns
• Interface: Parallel
• Voltage - Supply: 1.7 V ~ 1.9 V
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 84-WBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

11. PACKAGE SPECIFICATION
Package Outline WBGA-84 (8x12.5 mm
SOLDER BALL DIAMETER REFERS.
TO POST REFLOW CONDITION.
84xψb
9
eE
8
7
SYMBOL
aaa
bbb
ccc
D1
eD
A1
E1
eE
A
D
E
b
E1
THE WINDOW-SIDE
ENCAPSULANT
12.40
MIN.
3
0.25
0.40
7.90
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DIMENSION (MM)
2
11.20 BSC.
6.40 BSC.
0.80 BSC.
0.80 BSC.
1
12.50
NOM.
8.00
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---
---
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PIN A1 INDEX
A
B
C
D
E
F
G
H
K
L
N
P
R
J
M
12.60
A1
MAX.
0.20
0.10
1.20
0.40
0.50
8.10
0.15
SEATING PLANE
C
2
A
)
- 83 -
ccc
//
C
PIN A1 INDEX
bbb
C
A
Note: 1. Ball land : 0.5mm
Publication Release Date: Oct. 23, 2009
2. Ball opening : 0.4mm
3. PCB Ball land suggested
Ball Opening
Ball Land
E
W9725G6IB
Revision A04
0.4mm
B
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C
4X