HM5264405FLTT-75 Просмотр технического описания (PDF) - Elpida Memory, Inc

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HM5264405FLTT-75

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

Elpida Memory, Inc 

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

E0135H10 (Ver. 1.0)

(Previous ADE-203-940B (Z))

Apr. 25, 2001

Description

The HM5264165F is a 64-Mbit SDRAM organized as 1048576-word × 16-bit × 4 bank. The HM5264805F

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

Elpida Memory, Inc. is a joint venture DRAM company of NEC Corporation and Hitachi, Ltd.

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