FN4805.21 March 1, 2006 Interconnection with 3V and 5V Logic The ICL32XX directly interface with 5V CMOS and TTL logic families. Neverth" />
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  • 參數(shù)資料
    型號(hào): ICL3232IA-T
    廠商: Intersil
    文件頁數(shù): 7/28頁
    文件大?。?/td> 0K
    描述: IC 2DRVR/2RCVR RS232 3V 16-SSOP
    標(biāo)準(zhǔn)包裝: 1,000
    類型: 收發(fā)器
    驅(qū)動(dòng)器/接收器數(shù): 2/2
    規(guī)程: RS232
    電源電壓: 3 V ~ 5.5 V
    安裝類型: 表面貼裝
    封裝/外殼: 16-SSOP(0.209",5.30mm 寬)
    供應(yīng)商設(shè)備封裝: 16-SSOP
    包裝: 帶卷 (TR)
    15
    FN4805.21
    March 1, 2006
    Interconnection with 3V and 5V Logic
    The ICL32XX directly interface with 5V CMOS and TTL logic
    families. Nevertheless, with the ICL32XX at 3.3V, and the
    logic supply at 5V, AC, HC, and CD4000 outputs can drive
    ICL32XX inputs, but ICL32XX outputs do not reach the
    minimum VIH for these logic families. See Table 4 for more
    information.
    TABLE 4. LOGIC FAMILY COMPATIBILITY WITH VARIOUS
    SUPPLY VOLTAGES
    SYSTEM
    POWER-SUPPLY
    VOLTAGE
    (V)
    VCC
    SUPPLY
    VOLTAGE
    (V)
    COMPATIBILITY
    3.3
    Compatible with all CMOS
    families.
    5
    Compatible with all TTL and
    CMOS logic families.
    5
    3.3
    Compatible with ACT and HCT
    CMOS, and with TTL. ICL32XX
    outputs are incompatible with AC,
    HC, and CD4000 CMOS inputs.
    Typical Performance Curves VCC = 3.3V, TA = 25°C
    FIGURE 13. TRANSMITTER OUTPUT VOLTAGE vs LOAD
    CAPACITANCE
    FIGURE 14. SLEW RATE vs LOAD CAPACITANCE
    FIGURE 15. SUPPLY CURRENT vs LOAD CAPACITANCE
    WHEN TRANSMITTING DATA
    FIGURE 16. SUPPLY CURRENT vs LOAD CAPACITANCE
    WHEN TRANSMITTING DATA
    -6
    -4
    -2
    0
    2
    4
    6
    1000
    2000
    3000
    4000
    5000
    0
    LOAD CAPACITANCE (pF)
    TRANSMIT
    T
    E
    R
    OU
    TP
    U
    T
    VOL
    TA
    GE
    (V)
    1 TRANSMITTER AT 250kbps
    VOUT+
    VOUT -
    1 OR 2 TRANSMITTERS AT 30kbps
    LOAD CAPACITANCE (pF)
    SLE
    W
    R
    A
    TE
    (V
    /
    s)
    0
    1000
    2000
    3000
    4000
    5000
    5
    10
    15
    20
    25
    +SLEW
    -SLEW
    0
    5
    10
    15
    20
    25
    30
    45
    35
    40
    0
    1000
    2000
    3000
    4000
    5000
    LOAD CAPACITANCE (pF)
    SUPPL
    Y
    CURRENT
    (mA)
    20kbps
    250kbps
    120kbps
    ICL3221
    0
    5
    10
    15
    20
    25
    30
    45
    35
    40
    0
    1000
    2000
    3000
    4000
    5000
    LOAD CAPACITANCE (pF)
    SUPPL
    Y
    CURRENT
    (mA)
    20kbps
    250kbps
    120kbps
    ICL3222 - ICL3232
    ICL3221, ICL3222, ICL3223, ICL3232, ICL3241, ICL3243
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