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AS4DDR32M72-10/ET

AS4DDR32M72-10/ET首页预览图
型号: AS4DDR32M72-10/ET
PDF文件:
  • AS4DDR32M72-10/ET PDF文件
  • AS4DDR32M72-10/ET PDF在线浏览
功能描述: 32Mx72 DDR SDRAM iNTEGRATED Plastic Encapsulated Microcircuit
PDF文件大小: 357.18 Kbytes
PDF页数: 共19页
制造商: AUSTIN[Austin Semiconductor]
制造商LOGO: AUSTIN[Austin Semiconductor] LOGO
制造商网址: http://www.austinsemiconductor.com
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PDF页面索引
100%
ii
ii
i
PEMPEM
PEMPEM
PEM
2.4G2.4G
2.4G2.4G
2.4G
b SDRAM-DDRb SDRAM-DDR
b SDRAM-DDRb SDRAM-DDR
b SDRAM-DDR
AS4DDR32M72PBG
AS4DDR32M72PBG
Rev. 1.2 06/09
Austin Semiconductor, Inc. reserves the right to change products or specifications without notice.
1
Austin Semiconductor, Inc.
32Mx72 DDR SDRAM
iNTEGRATED Plastic Encapsulated Microcircuit
FEATURES
DDR SDRAM Data Rate = 200, 250, 266, 333Mbps
Package:
219 Plastic Ball Grid Array (PBGA), 32 x 25mm
2.5V ±0.2V core power supply
2.5V I/O (SSTL_2 compatible)
Differential clock inputs (CLK and CLK#)
Commands entered on each positive CLK edge
Internal pipelined double-data-rate (DDR)
architecture; two data accesses per clock cycle
Programmable Burst length: 2,4 or 8
Bidirectional data strobe (DQS) transmitted/received
with data, i.e., source-synchronous data capture
(one per byte)
DQS edge-aligned with data for READs; center-aligned
with data for WRITEs
DLL to align DQ and DQS transitions with CLK
Four internal banks for concurrent operation
Two data mask (DM) pins for masking write data
Programmable IOL/IOH option
Auto precharge option
Auto Refresh and Self Refresh Modes
Industrial, Enhanced and Military Temperature
Ranges
Organized as 32M x 72/80
Weight: AS4DDR32M72PBG </= 3.10 grams typical
* This product and or it’s specifications is subject to change without notice.
BENEFITS
40% SPACE SAVINGS
Reduced part count
Reduced I/O count
34% I/O Reduction
Reduced trace lengths for lower parasitic
capacitance
Suitable for hi-reliability applications
Laminate interposer for optimum TCE match
O
P
T
I
O
N
S
Area
I/O
Count
11.9
Monolithic Solution
11.911.911.9
5 x 265mm2 = 1328mm2 Plus
5 x 66 pins = 320 pins
11.9
32
25
Integrated MCP Solution
S
A
V
I
N
G
S
22.3
800mm2 40+%
219 Balls 34 %
ConfigurationAddressing
Parameter 32Megx72
Configuration 8Megx16x4Banks
RefreshCount 8K
RowAddress 8K(A0ͲA12)
BankAddress 4(BA0ͲBA1)
ColumnAddress 1K(A0ͲA9)
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