W2Z512K72SJ5BI [WEDC]
SRAM,;
| 型号： | W2Z512K72SJ5BI |
| 厂家： | 
WHITE ELECTRONIC DESIGNS CORPORATION |
| 描述： | SRAM, 静态存储器 |
| 文件： | 总2页 (文件大小：247K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
512K x 72 ZBL SSRAM
Multi-Chip Package
Optimum Density and
Performance in One Package
W2Z512K72SJxxBC/BI
• Designed as main memory for advanced processors
(see page 2 for typical application block diagram)
Performance Features
• Pipeline Zero Bus Latency SSRAM for 100 percent
bus utilization
Benefits
• 30% space savings compared to
equivalent TQFP Solution
• User configurable as 512K 72, 1M x 36 or 2M x 18
• Fast access times: 3.5, 4.2 and 5ns
• Fast clock speeds: 150, 133, and 100MHz
• High performance 3-1-1-1 access rate
• 2.5V or 3.3V core power supply
• Reduced part count
• 24% I/O reduction
• Laminate interposer for
optimum TCE match
• Low Profile
• 2.5V or 3.3V I/O supply
• Reduce PCB layer count and
simplify board routing
• Common data inputs and data outputs
• Byte Write Enable and Global Write control
• Suitable for hi-reliability
applications
Package
• Upgradable to 1M x 72
• 17x23mm, 152 Plastic Ball Grid Array (PBGA),
(contact factory for availability)
391mm2
* This product is under development, is not qualified or characterized and is subject to change without notice.
For more information, visit our website at
www.wedc.com or call (602) 437-1520
and ask for multi-chip product marketing.
White Electronic Designs
Density Comparison
S
A
V
I
N
G
S
Discrete Approach
Actual Size
WEDPZ512K72X-XBX
14
17
20
WEDPZ512K72X-XBX
23
2
2
2
Area
1/10
2 x 280mm = 560mm
391mm
30%
24%
2 x 100 pins = 200 pins
152 PBGA
Block Diagram
Processor
Count
Package Dimensions
BOTTOM VIEW
0.835
(0.033)
9
8
7
6
5
4
3
2
1
NOM
A
B
C
D
E
F
60X Data Bus
60X Address Bus
60X Control Bus
64/72
Data
Data
G
H
J
64
512K x 72
PCI Bridge/
Memory
Controller
ZBL SSRAM
152 BGA
Control
Buffers
Buffers
x64/x72 SDRAM**
219 PBGA
Address
Address
WEDPZ512K72X-XBX*
K
L
M
N
P
R
T
2M x 64
Flash**
U
PCI Address/Data
PCI Control
0.61 (0.024)
BSC
1.27 (0.050) TYP
2.20 (0.087)
MAX
10.16 (0.400)
NOM
** Density suggested for example purposes only. Other densities available; contact factory.
17.25 (0.679)
MAX
NOTE: Dimensions in millimeters (inches)
For ordering or information on any of our products and
services, call White Electronic Designs at:
Defense Microelectronic Products
3601 E. University Drive
Phoenix, AZ 85034
Tel: 602-437-1520 • Fax: 602-437-9120
www.wedc.com
White Electronic Designs
WEDPZ512K72X MIF 2005
12/04 Rev. 2
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