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    參數(shù)資料
    型號(hào): TA1276AF
    元件分類: 消費(fèi)家電
    英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP80
    封裝: 14 X 20 MM, 0.80 MM PITCH, PLASTIC, QFP-80
    文件頁(yè)數(shù): 57/83頁(yè)
    文件大小: 1585K
    代理商: TA1276AF
    TA1276AF
    2002-01-29
    60
    Test Conditions (unless otherwise stated, VCC1 = 5 V, VCC2/VCC3/DEF VCC = 9 V, Ta = 25 ± 3°C)
    Switching Mode
    Note
    Parameter
    SW33
    SW34
    SW35
    SW37
    SW38
    SW39
    SW51
    SW52
    SW53
    Test Conditions
    T31
    OSD ACL Characteristics
    A
    B
    A
    1)
    Repeat step 1) of T27.
    Set the subaddress (10) data to (02).
    2)
    Apply 5 V from an external power supply to pin 21.
    3)
    Input signal 1 (f0 = 100 kHz, picture period amplitude = 0.2 Vp-p) to pin 18.
    4)
    Measure the picture period amplitude of pin 11. (vOSDACL1)
    5)
    Measure the picture period amplitude of pin 11 when
    0.5 V DC is applied
    to pin 8 from an external source. (vOSDACL2)
    6)
    Measure the picture period amplitude of pin 11 when
    1 V DC is applied to
    pin 8 from an external source. (vOSDACL3)
    7)
    OSDACL1
    = 20 × og (vOSDACL2/vOSDACL1)
    OSDACL2
    = 20 × og (vOSDACL3/vOSDACL1)
    8)
    Change the subaddress (10) data to (00) and repeat the measurements in
    steps 1) to 7). (OSDACL3, OSDACL4)
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