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HM5264165F-75 Datasheet, PDF (1/67 Pages) Hitachi Semiconductor – 64M LVTTL interface SDRAM 133 MHz/100 MHz | |||
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HM5264165F-75/A60/B60
HM5264805F-75/A60/B60
HM5264405F-75/A60/B60
64M LVTTL interface SDRAM
133 MHz/100 MHz
1-Mword à 16-bit à 4-bank/2-Mword à 8-bit à 4-bank
/4-Mword à 4-bit à 4-bank
PC/133, PC/100 SDRAM
ADE-203-940B (Z)
Rev. 1.0
Nov. 10, 1999
Description
The Hitachi HM5264165F is a 64-Mbit SDRAM organized as 1048576-word à 16-bit à 4 bank. The Hitachi
HM5264805F is a 64-Mbit SDRAM organized as 2097152-word à 8-bit à 4 bank. The Hitachi HM5264405F
is a 64-Mbit SDRAM organized as 4194304-word à 4-bit à 4 bank. All inputs and outputs are referred to the
rising edge of the clock input. It is packaged in standard 54-pin plastic TSOP II.
Features
⢠3.3 V power supply
⢠Clock frequency: 133 MHz/100 MHz (max)
⢠LVTTL interface
⢠Single pulsed RAS
⢠4 banks can operate simultaneously and independently
⢠Burst read/write operation and burst read/single write operation capability
⢠Programmable burst length: 1/2/4/8/full page
⢠2 variations of burst sequence
 Sequential (BL = 1/2/4/8/full page)
 Interleave (BL = 1/2/4/8)
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