參數(shù)資料
    型號(hào): MC13224VR2
    廠商: FREESCALE SEMICONDUCTOR INC
    元件分類: 微控制器/微處理器
    英文描述: SPECIALTY MICROPROCESSOR CIRCUIT, PBGA99
    封裝: 9.50 X 9.50 MM, 1.20 MM HEIGHT, ROHS COMPLIANT, LGA-99
    文件頁數(shù): 26/54頁
    文件大小: 490K
    代理商: MC13224VR2
    MC1322x Technical Data, Rev. 1.3
    32
    Freescale Semiconductor
    53
    PA_NEG
    RF Output
    RF power amplifier (PA) ouput
    negative
    Open drain. Must be connected to RF_BIAS
    through a bias network.
    Only used for external dual port operation.
    Do not use for single port operation. No
    Connect.
    54
    PA_POS
    RF Output
    RF power amplifier (PA) ouput
    positive
    Open drain. Must be connected to RF_BIAS
    through a bias network.
    Only used for external dual port operation.
    Do not use for single port operation. No
    Connect.
    55
    RF_BIAS
    Analog Power
    Output
    Analog VDD regulator output
    1.5 Vdc voltage regulated output used to
    supply differential PA output port. When using
    dual port operation, tie to PA_POS and
    PA_NEG through bias networks.
    56
    ANT_1
    Digital input /
    Output
    Control output for external RF
    component / GPIO42
    Programmable control pin.
    57
    ANT_2
    Digital input /
    Output
    Control output for external RF
    component / GPIO43
    Programmable control pin.
    58
    RF_GND
    Power Input
    RF ground.
    Connect to ground VSS.
    59
    RX_ON
    Digital input /
    Output
    Control output for external RF
    component / GPIO45
    Programmable control pin.
    60
    RF_RX_TX
    RF
    Input/Output
    RF single-ended, single port
    input and ouput
    Interfaces to onboard balun. 50
    Ω
    impedance
    Full bidirectional port with onboard T/R
    switch.
    Used as single-ended RF input port for dual
    port operation with PA_NEG and PA_POS
    PA outputs.
    61
    ADC2_VREFL
    Analog Input
    or Digital Input
    / Output
    Low reference voltage for
    ADC_2 / GPIO39
    VREFL for ADC_2.
    62
    ADC1_VREFL
    Analog Input
    or Digital Input
    / Output
    Low reference voltage for
    ADC_1 / GPIO41
    VREFL for ADC_1.
    63
    ADC1_VREFH
    Analog Input
    or Digital Input
    / Output
    High reference voltage for
    ADC_1 / GPIO40
    VREFH for ADC_1.
    64
    ADC2_VREFH
    Analog Input
    or Digital Input
    / Output
    Low reference voltage for
    ADC_2 / GPIO38
    VREFH for ADC_2.
    75-79
    VSS
    Power input
    External package GND pads.
    Common VSS.
    Connect to ground.
    84-88
    VSS
    Power input
    External package GND pads.
    Common VSS.
    Connect to ground.
    Table 2. Pin Function Description (continued)
    Pin #
    Pin Name
    Type
    Description1
    Functionality
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