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    參數(shù)資料
    型號: SMARTPSE24-KIT
    廠商: Silicon Laboratories Inc
    文件頁數(shù): 3/36頁
    文件大?。?/td> 0K
    描述: KIT EVAL REF 24PORT SPI/UART
    標(biāo)準(zhǔn)包裝: 1
    主要目的: 電源管理,以太網(wǎng)供電(POE),PSE
    已用 IC / 零件: Si3452,Si3482,Si3500
    已供物品: 板,線纜,CD
    相關(guān)產(chǎn)品: SI3482-A01-GM-ND - IC CTLR POE 24-48PORT PSE 24-QFN
    336-1830-5-ND - IC POE CONTROLLER MIDSPAN 40QFN
    336-1835-5-ND - IC POE CONTROLLER MIDSPAN 40QFN
    336-1829-5-ND - IC POE CONTROLLER MIDSPAN 40QFN
    336-1831-5-ND - IC POE CONTROLLER MIDSPAN 40QFN
    336-1834-5-ND - IC POE CONTROLLER MIDSPAN 40QFN
    336-1844-5-ND - IC POE SWITCH PWR OVER LAN 20QFN
    336-1833-5-ND - IC POE CONTROLLER MIDSPAN 40QFN
    336-1832-5-ND - IC POE CONTROLLER MIDSPAN 40QFN
    Si3452
    Rev. 1.3
    11
    2. PSE System-Level Diagrams
    Figure 2. 4-Port System with Direct Host Connection
    3. PSE Application Diagrams
    Figure 3. 4-Port Application Diagram Using dV/dt Disconnect and I2C Host Interface
    Si3452
    H
    ig
    h
    Vo
    lt
    ag
    e
    In
    te
    rf
    ac
    e
    I2C
    OTP
    RAM
    Mixed Signal
    Resources
    PSE State
    Machines
    and
    Measurement
    Subsystem
    Host
    Controller
    I2C
    4
    Ports
    of
    PoE+
    INT
    SDA
    SCL
    RST
    Si8405 Digital
    Isolator
    Si3452
    INT
    RST
    SCL
    SDA
    VREF
    Si8405
    Bidirectional
    Isolator
    Host / Switch
    VDD
    DGND
    AGND
    DET4
    DET3
    DET2
    DET1
    VOUT1
    VOUT2
    VOUT3
    VOUT4
    RBIAS
    44.2 k
    1%
    VEE
    PORT1
    PORT2
    PORT3
    PORT4
    To
    Ma
    gne
    tics
    GND12/34
    VEE[4:1]
    AD3
    AD2
    AD1
    AD0
    A
    D
    2
    A
    D
    3
    A
    D
    1
    A
    D
    0
    +3.3 V
    Tie high
    or low to
    select
    address
    –54 V
    1.1 V
    (e.g. TLV431)
    4x10 k
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