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Elpida Memory

EDS1232AATA Datasheet Preview

EDS1232AATA Datasheet

128M bits SDRAM

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PRELIMINARY DATA SHEET
128M bits SDRAM
EDS1232AABB, EDS1232AATA (4M words × 32 bits)
Description
The EDS1232AA is a 128M bits SDRAM organized as
1,048,576 words × 32 bits × 4 banks. All inputs and
outputs are synchronized with the positive edge of the
clock.
They are packaged in 90-ball FBGA, 86-pin plastic
TSOP (II).
Features
3.3V power supply
Clock frequency: 166MHz (max.)
Single pulsed /RAS
• ×32 organization
4 banks can operate simultaneously and
independently
Burst read/write operation and burst read/single write
operation capability
Programmable burst length (BL): 1, 2, 4, 8 and full
page
2 variations of burst sequence
Sequential (BL = 1, 2, 4, 8)
Interleave (BL = 1, 2, 4, 8)
Programmable /CAS latency (CL): 2, 3
Byte control by DQM
Refresh cycles: 4096 refresh cycles/64ms
2 variations of refresh
Auto refresh
Self refresh
FBGA package is lead free solder (Sn-Ag-Cu)
Document No. E0205E50 (Ver. 5.0)
Date Published July 2002 (K) Japan
URL: http://www.elpida.com
Elpida Memory, Inc. 2001-2002




Elpida Memory

EDS1232AATA Datasheet Preview

EDS1232AATA Datasheet

128M bits SDRAM

No Preview Available !

EDS1232AABB, EDS1232AATA
Ordering Information
Part number
Supply
voltage
EDS1232AABB-60-E 3.3V
EDS1232AABB-75-E
EDS1232AABB-60L-E
EDS1232AABB-75L-E
EDS1232AATA-60
3.3V
EDS1232AATA-75
EDS1232AATA-60L
EDS1232AATA-75L
Organization
(words × bits) Internal Banks
4M × 32
4
4M × 32
4
Clock frequency
MHz (max.)
166
133
133
100
166
133
133
100
166
133
133
100
166
133
133
100
/CAS latency
3
2
3
2
3
2
3
2
3
2
3
2
3
2
3
2
Package
90-ball FBGA
86-pin plastic
TSOP (II)
Part Number
E D S 12 32 A A BB - 60 L - E
Elpida Memory
Type
D: Monolithic Device
Product Code
S: SDRAM
Density / Bank
12: 128M/4 Banks
Bit Organization
32: x32
Voltage, Interface
A: 3.3V, LVTTL
Die Rev.
Lead Free
Power Consumption
Blank: Normal
L: Low Power
Speed
60: 166MHz/CL3
133MHz/CL2
75: 133MHz/CL3
100MHz/CL2
Package
TA: TSOP (II)
BB: FBGA
Preliminary Data Sheet E0205E50 (Ver. 5.0)
2



Part Number EDS1232AATA
Description 128M bits SDRAM
Maker Elpida Memory
Total Page 30 Pages
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