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    參數(shù)資料
    型號(hào): P87C575EBPN
    廠商: NXP SEMICONDUCTORS
    元件分類: 微控制器/微處理器
    英文描述: 80C51 8-bit microcontroller family 8K/256 OTP/ROM/ROMless, 4 comparator, failure detect circuitry, watchdog timer
    中文描述: 8-BIT, OTPROM, 16 MHz, MICROCONTROLLER, PDIP40
    封裝: 0.600 INCH, PLASTIC, MO-015AJ, SOT-129-1, DIP-40
    文件頁(yè)數(shù): 30/40頁(yè)
    文件大?。?/td> 383K
    代理商: P87C575EBPN
    Philips Semiconductors
    Product specification
    80C575/83C575/
    87C575
    80C51 8-bit microcontroller family
    8K/256 OTP/ROM/ROMless, 4 comparator, failure detect circuitry, watchdog timer
    1998 May 01
    30
    t
    LLAX
    ALE
    PSEN
    PORT 0
    PORT 2
    WR
    A0–A7
    FROM RI OR DPL
    DATA OUT
    A0–A7 FROM PCL
    INSTR IN
    P2.0–P2.7 OR A8–A15 FROM DPF
    A0–A15 FROM PCH
    t
    WHLH
    t
    LLWL
    t
    WLWH
    t
    AVLL
    t
    AVWL
    t
    QVWX
    t
    WHQX
    t
    QVWH
    SU00026
    Figure 24. External Data Memory Write Cycle
    0
    1
    2
    3
    4
    5
    6
    7
    8
    INSTRUCTION
    ALE
    CLOCK
    OUTPUT DATA
    WRITE TO SBUF
    INPUT DATA
    CLEAR RI
    VALID
    VALID
    VALID
    VALID
    VALID
    VALID
    VALID
    VALID
    SET TI
    SET RI
    t
    XLXL
    t
    QVXH
    t
    XHQX
    t
    XHDX
    t
    XHDV
    SU00027
    1
    2
    3
    0
    4
    5
    6
    7
    Figure 25. Shift Register Mode Timing
    V
    CC
    –0.5
    0.45V
    0.7V
    CC
    0.2V
    CC
    –0.1
    t
    CHCL
    t
    CLCL
    t
    CLCH
    t
    CLCX
    t
    CHCX
    SU00009
    Figure 26. External Clock Drive
    相關(guān)PDF資料
    PDF描述
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