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HM5225645F中文資料日立數(shù)據(jù)手冊PDF規(guī)格書

HM5225645F
廠商型號

HM5225645F

功能描述

256M LVTTL interface SDRAM 100 MHz 1-Mword x 64-bit x 4-bank/2-Mword x 32-bit x 4-bank PC/100 SDRAM

文件大小

81.8 Kbytes

頁面數(shù)量

16

生產(chǎn)廠商 Hitachi Semiconductor
企業(yè)簡稱

HITACHI日立

中文名稱

日立公司官網(wǎng)

原廠標(biāo)識
數(shù)據(jù)手冊

下載地址一下載地址二到原廠下載

更新時間

2025-7-22 19:35:00

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HM5225645F規(guī)格書詳情

Description

The Hitachi HM5225645F is a 256-Mbit SDRAM organized as 1048576-word × 64-bit × 4-bank. The Hitachi HM5225325F is a 256-Mbit SDRAM organized as 2097152-word × 32-bit × 4-bank. All inputs and outputs are referred to the rising edge of the clock input. It is packaged in standard 108 bump BGA.

Features

? Single chip wide bit solution (× 64/× 32)

? 3.3 V power supply

? Clock frequency: 100 MHz (max)

? LVTTL interface

? Extremely small foot print: 1.27 mm pitch

- Package: BGA (BP-108)

? 4 banks can operate simultaneously and independently

? Burst read/write operation and burst read/single write operation capability

? Programmable burst length: 4/8/full page

? 2 variations of burst sequence

- Sequential (BL = 4/8/full page)

- Interleave (BL = 4/8)

? Programmable CAS latency: 2/3

? Byte control by DQMB

產(chǎn)品屬性

  • 型號:

    HM5225645F

  • 制造商:

    HITACHI

  • 制造商全稱:

    Hitachi Semiconductor

  • 功能描述:

    256M LVTTL interface SDRAM 100 MHz 1-Mword x 64-bit x 4-bank/2-Mword x 32-bit x 4-bank PC/100 SDRAM

供應(yīng)商 型號 品牌 批號 封裝 庫存 備注 價格
HIT
00+
SOP28
2255
全新原裝進(jìn)口自己庫存優(yōu)勢
詢價
ELPIDA
23+
TSOP
28000
原裝正品
詢價
HITACHI
23+
SSOP
65480
詢價
ELPIDA
23+
NA
39960
只做進(jìn)口原裝,終端工廠免費(fèi)送樣
詢價
HITACHI
24+
SOP
30617
HITACHI品牌專營全新原裝熱賣
詢價
HIT
25+23+
SSOP
37947
絕對原裝正品全新進(jìn)口深圳現(xiàn)貨
詢價
HIT
98+
SSOP
6
原裝現(xiàn)貨海量庫存歡迎咨詢
詢價
ELPIDA
23+
TSOP
12800
##公司主營品牌長期供應(yīng)100%原裝現(xiàn)貨可含稅提供技術(shù)
詢價
HIT
23+
TSOP
7000
絕對全新原裝!100%保質(zhì)量特價!請放心訂購!
詢價
HITACHI/日立
23+
10000
原廠授權(quán)一級代理,專業(yè)海外優(yōu)勢訂貨,價格優(yōu)勢、品種
詢價