HM5264405F-B60 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HM5264405F-B60

64M LVTTL interface SDRAM 133 MHz/100 MHz

Hitachi -> Renesas Electronics 

HM5264165F-75/A60/B60

HM5264805F-75/A60/B60

HM5264405F-75/A60/B60

64M LVTTL interface SDRAM

133 MHz/100 MHz

1-Mword × 16-bit × 4-bank/2-Mword × 8-bit × 4-bank

/4-Mword × 4-bit × 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 × 16-bit × 4 bank. The Hitachi

HM5264805F is a 64-Mbit SDRAM organized as 2097152-word × 8-bit × 4 bank. The Hitachi HM5264405F

is a 64-Mbit SDRAM organized as 4194304-word × 4-bit × 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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