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  • 參數(shù)資料
    型號(hào): HYB514256BL-70
    廠商: SIEMENS A G
    元件分類: DRAM
    英文描述: 256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
    中文描述: 256K X 4 FAST PAGE DRAM, 70 ns, PDIP20
    文件頁(yè)數(shù): 1/22頁(yè)
    文件大?。?/td> 215K
    代理商: HYB514256BL-70
    Semiconductor Group
    55
    01.95
    262 144 words by 4-bit organization
    Fast access and cycle time
    50 ns access time
    95 ns cycle time (-50 version)
    60 ns access time
    110 ns cycle time (-60 version)
    70 ns access time
    130 ns cycle time (-70 version)
    Fast page mode cycle time
    35 ns (-50 version)
    40 ns (-60 version)
    45 ns (-70 version)
    Low power dissipation
    max. 495 mW active (-50 version)
    max. 440 mW active (-60 version)
    max. 385 mW active (-70 version)
    max. 5.5 mW standby
    max. 1.1 mW standby for L-version
    Ordering Information
    Type
    HYB 514256B-50
    Ordering Code
    Q67100-Q1044
    Package
    P-DIP-20-2
    Description
    DRAM (access time 50ns)
    HYB 514256B-60
    Q67100-Q530
    P-DIP-20-2
    DRAM (access time 60 ns)
    HYB 514256B-70
    Q67100-Q433
    P-DIP-20-2
    DRAM (access time 70 ns)
    HYB 514256BJ-50
    Q67100-Q1054
    P-SOJ-26/20-1
    DRAM (access time 50 ns)
    HYB 514256BJ-60
    Q67100-Q536
    P-SOJ-26/20-1
    DRAM (access time 60 ns)
    HYB 514256BJ-70
    Q67100-Q537
    P-SOJ-26/20-1
    DRAM (access time 70 ns)
    HYB 514256BL-50
    on request
    P-DIP-20-2
    DRAM (access time 50 ns)
    HYB 514256BL-60
    Q67100-Q542
    P-DIP-20-2
    DRAM (access time 60 ns)
    HYB 514256BL-70
    Q67100-Q543
    P-DIP-20-2
    DRAM (access time 70 ns)
    HYB 514256BJL-50
    on request
    P-SOJ-26/20-1
    DRAM (access time 50 ns)
    HYB 514256BJL-60
    Q67100-Q608
    P-SOJ-26/20-1
    DRAM (access time 60 ns)
    HYB 514256BJL-70
    Q67100-Q607
    P-SOJ-26/20-1
    DRAM (access time 70 ns)
    256 K
    ×
    4-Bit Dynamic RAM
    Low Power 256 K
    ×
    4-Bit Dynamic RAM
    Advanced Information
    Single + 5 V (
    ±
    10 %) supply with a built-in
    V
    BB
    generator
    Output unlatched at cycle end allows two-
    dimensional chip selection
    Read-modify-write, CAS-before-RAS
    refresh, RAS-only refresh, hidden-refresh
    and fast page mode capability
    All inputs, outputs and clocks
    TTL-compatible
    512 refresh cycles/8 ms
    512 refresh cycles/64 ms
    for L-version only
    Plastic Packages:
    P-DIP-20-2,
    P-SOJ-26/20-1
    HYB 514256B/BJ-50/-60/-70
    HYB 514256BL/BJL-50/-60/-70
    相關(guān)PDF資料
    PDF描述
    HYB514256B-60 256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
    HYB514256B-70 256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
    HYB514256B 256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
    HYB514256B-50 256 K x 4-Bit Dynamic RAM Low Power 256 K x 4-Bit Dynamic RAM
    HYB514265BJ-40 256K x 16-Bit EDO-Dynamic RAM
    相關(guān)代理商/技術(shù)參數(shù)
    參數(shù)描述
    HYB514256BZ-60 制造商:Siemens 功能描述:256K X 4 FAST PAGE DRAM, 60 ns, PZIP20
    HYB514256BZ-70 制造商:Siemens 功能描述:Dynamic RAM, Fast Page, 256K x 4, 20 Pin, Plastic, ZIP
    HYB514256BZ-80 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x4 Fast Page Mode DRAM
    HYB514256BZL-60 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x4 Fast Page Mode DRAM
    HYB514256BZL-70 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x4 Fast Page Mode DRAM