EDS2532AABH-75-E 产品说明：
Elpida 256M bits SDRAM EDS2532AABH-75-E Description
The EDS2532AA is a 256M bits SDRAM organized as
2,097,152 words × 32 bits × 4 banks. All inputs and
outputs are synchronized with the positive edge of the
clock.
It is packaged in 90-ball FBGA.
EDS2532AABH-75-E Features
• 3.3V power supply
• Clock frequency: 133MHz (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, full page)
? Interleave (BL = 1, 2, 4, 8)
• Programmable /CAS latency (CL): 2, 3
• Byte control by DQM
• Address
? 4K Row address /512 column address
• Refresh cycles
? 4096 refresh cycles/64ms
• 2 variations of refresh
? Auto refresh
? Self refresh
• FBGA package with lead free solder (Sn-Ag-Cu)
Elpida
封装：FBGA90
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