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    參數(shù)資料
    型號(hào): HC55130IB
    廠商: INTERSIL CORP
    元件分類: 模擬傳輸電路
    英文描述: IC-VLTG REG +6V TO220 ISO
    中文描述: TELECOM-SLIC, PDSO28
    封裝: PLASTIC, MS-013-AE, SOIC-28
    文件頁(yè)數(shù): 34/35頁(yè)
    文件大小: 382K
    代理商: HC55130IB
    4-34
    Basic Application Circuit
    Pulse Metering 28 Lead SOIC Package
    FIGURE 30. UniSLIC14 PULSE METERING BASIC APPLICATION CIRCUIT
    V
    TX
    PTG
    V
    RX
    ZT
    RSYNC_REV
    ILIM
    R
    OH
    RD
    SHD
    GKD_LVM
    C1
    C2
    C3
    V
    CC
    RRLY
    CH
    V
    BH
    V
    BL
    RDC_RAC
    CDC
    DR
    DT
    CRT_REV_LVM
    U1
    AGND
    SPM
    3
    4
    8
    9
    10
    11
    12
    13
    14
    20
    1
    15
    16
    17
    18
    19
    21
    22
    23
    24
    25
    27
    2
    28
    26
    CONTROL LOGIC
    R
    4
    R
    6
    R
    7
    R
    8
    R
    5
    R
    9
    R
    10
    R
    11
    CODEC/FILTER
    12/16KHz
    PULSE METERING
    INPUT SIGNAL
    C
    1
    +5V
    RELAY
    C
    2
    R
    1
    C
    3
    R
    P
    RING
    TIP
    R
    P
    R
    2
    R
    3
    VBAT
    RING
    GENERATOR
    C
    4
    R
    12
    C7
    +5V
    -24V
    C
    5
    -48V
    C
    6
    TIP
    RING
    BGND
    U2
    5
    6
    7
    C
    8
    C
    9
    +5V OR
    +12V
    D
    1
    OPTIONAL
    C10
    C11
    PERFORM TRANSHYBRID BALANCE
    WHEN USING A NON-DSP CODEC.
    NOT REQUIRED FOR DSP CODEC.
    NOT REQUIRED FOR
    NON-DSP CODEC’s.
    REQUIRED FOR DSP CODEC’s
    TABLE 5. BASIC APPLICATION CIRCUIT COMPONENT LIST
    COMPONENT
    VALUE
    TOLERANCE
    RATING
    U1 - SLIC
    UniSLIC14 Family
    N/A
    N/A
    U2 - Dual Asymmetrical Transient Voltage Suppressor
    TISP1072F3
    30
    26.1k
    2M
    41.2k
    38.3k
    33.2k
    34.8k
    107k
    20k
    400
    0.1
    μ
    F
    0.1
    μ
    F
    0.1
    μ
    F
    0.47
    μ
    F
    4.7
    μ
    F
    2200pF
    N/A
    N/A
    RP (Line Feed Resistors)
    Matched 1%
    2.0W
    R1 (RDC_RAC Resistor)
    1%
    1/16W
    R2, R3
    1%
    1/16W
    R4 (RD Resistor)
    1%
    1/16W
    R5 (ROH Resistor)
    1%
    1/16W
    R6 (RILIM Resistor)
    1%
    1/16W
    R7 (RSYNC_REV Resistor)
    1%
    1/16W
    R8 (RZT Resistor)
    1%
    1/16W
    R9, R10, R11
    1%
    1/16W
    R12
    5%
    2W
    C1 (Supply Decoupling), C2
    20%
    10V
    C5 (Supply Decoupling)
    20%
    50V
    C6 (Supply Decoupling)
    20%
    100V
    C4, C7, C10, C11
    20%
    10V
    C3
    20%
    50V
    C8, C9
    20%
    100V
    D1, Recommended if the VBL supply is not derived from the VBH Supply
    1N4004
    -
    -
    Design Parameters
    : Maximum on hook voltage = 0.775V
    RMS
    , Maximum off hook voice = 1.1V
    PEAK
    , Maximum simultaneous pulse metering signal
    = 2.2V
    RMS
    , Switch Hook Threshold = 12mA, Loop Current Limit = 31mA, Synthesize Device Impedance = 540
    (600 - 60), with 30
    protection
    resistors, impedance across Tip and Ring terminals = 600
    . Where applicable, these component values apply to the Basic Application Circuits for
    the HC55120, HC55121, HC55130/1, HC55140/1, HC55142/3 and HC55150/1. Pins not shown in the Basic Application Circuit are no connect (NC)
    pins.
    HC55120, HC55121, HC55130, HC55131, HC55140, HC55141, HC55142, HC55143, HC55150, HC55151
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