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    Part Img MAX232ID datasheet
    by Texas Instruments

    • MAX232 - Dual EIA-232 Driver/Receiver 16-SOIC -40 to 85
    • Original
    • Yes
    • Obsolete
    • EAR99
    • 8542.39.00.60
    • 8542.39.00.60

    MAX232ID datasheet preview

    Datasheet Impression

    MAX232ID Price & Stock

    Distributor Stock Lead Time Min Order Qty Price Buy
    DigiKey () 30,885 1
    • 1 $1.34
    • 10 $0.97
    • 100 $0.78
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    • 10 $0.97
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    464 1
    • 1 $1.34
    • 10 $0.97
    • 100 $0.78
    • 1000 $0.69
    • 10000 $0.69
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    464 1
    • 1 $1.34
    • 10 $0.97
    • 100 $0.78
    • 1000 $0.69
    • 10000 $0.69
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    1
    • 1 $1.60
    • 10 $1.17
    • 100 $1.17
    • 1000 $1.17
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    • 1 -
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    2,000
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    480
    • 1 -
    • 10 -
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    2,500
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    • 1 $1.30
    • 10 $0.95
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    • 1 $1.34
    • 10 $0.97
    • 100 $0.78
    • 1000 $0.69
    • 10000 $0.66
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    Verical () 2,196 10
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    748 212
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    400 212
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    379 223
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    • 1 $1.21
    • 10 $0.91
    • 100 $0.73
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    • 1 $0.97
    • 10 $0.97
    • 100 $0.36
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    156
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    61 1
    • 1 $1.50
    • 10 $1.50
    • 100 $0.60
    • 1000 $0.60
    • 10000 $0.60
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    55
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    28
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    Quest Components () 1,952
    • 1 $1.08
    • 10 $1.08
    • 100 $1.08
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    1,952
    • 1 $1.30
    • 10 $1.30
    • 100 $0.39
    • 1000 $0.34
    • 10000 $0.34
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    70
    • 1 $2.35
    • 10 $2.35
    • 100 $1.29
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    • 10000 $1.29
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    48
    • 1 $2.00
    • 10 $1.60
    • 100 $1.00
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    34
    • 1 $1.42
    • 10 $1.31
    • 100 $1.14
    • 1000 $1.14
    • 10000 $1.14
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    27
    • 1 $0.63
    • 10 $0.53
    • 100 $0.53
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    • 10000 $0.53
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    19
    • 1 $1.18
    • 10 $0.98
    • 100 $0.71
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    4
    • 1 $1.33
    • 10 $1.22
    • 100 $1.22
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    Rochester Electronics () 97 1
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    • 100 $1.35
    • 1000 $1.12
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    379 1
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    • 100 $1.35
    • 1000 $1.12
    • 10000 $1.00
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    150 1
    • 1 -
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    • 100 $0.77
    • 1000 $0.64
    • 10000 $0.57
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    3,201 1
    • 1 -
    • 10 -
    • 100 $1.42
    • 1000 $1.18
    • 10000 $1.05
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    TME () 1
    • 1 $1.29
    • 10 $1.00
    • 100 $0.85
    • 1000 $0.85
    • 10000 $0.85
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    1
    • 1 $0.75
    • 10 $0.54
    • 100 $0.42
    • 1000 $0.38
    • 10000 $0.35
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    Ameya Holding Limited 5,000
    • 1 -
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    ComSIT USA 12,500
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    Chip 1 Exchange 3,250
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    Component Electronics, Inc 35
    • 1 $3.85
    • 10 $3.85
    • 100 $2.88
    • 1000 $2.50
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    Maritex 8,873 1
    • 1 $0.82
    • 10 $0.61
    • 100 $0.43
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    7,865
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    5,448
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    4,189
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    3,663
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    Win Source Electronics () 60,000
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    55,130
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    54,710
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    • 100 $0.61
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    • 10000 $0.48
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    2,210
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    • 100 $0.54
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    • 10000 $0.36
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    2,210
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    • 100 $0.99
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    2,010
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    • 100 $0.80
    • 1000 $0.54
    • 10000 $0.54
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    MAX232ID Frequently Asked Questions (FAQs)

    • The MAX232ID can support data rates up to 120 kbps, but it's recommended to limit the data rate to 19.2 kbps for reliable operation.
    • The MAX232ID requires a single 5V power supply, and it's essential to decouple the power pins with 0.1uF and 10uF capacitors to ensure stable operation.
    • The null modem capacitor (C3) is used to block the flow of DC voltage between the transmitter and receiver, allowing the MAX232ID to operate in a null modem configuration.
    • Yes, the MAX232ID is 3.3V compatible, but you'll need to use a level translator or a voltage divider to ensure that the input signals are within the recommended voltage range.
    • The RTS and CTS signals are used for flow control. You can tie RTS high and CTS low for a simple configuration, or use a microcontroller to control these signals for more advanced flow control.
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