MAX3243CDBR by Texas Instruments | Drivers & Transmitters | Avnet AMERICAS
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MAX3243CDBR

Texas Instruments

Triple Transmitter Quint Receiver RS-232 28-Pin SSOP T/R

Manufacturer Part #: MAX3243CDBR

Avnet Manufacturer Part #: MAX3243CDBR


RoHS Compliant

Descriptions

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Information

The MAX3243 device consists of three line drivers, five line receivers which is ideal for DE-9 DTE interface. ±15-kV ESD (HBM) protection pin to pin (serial- port connection pins, including GND). Flexible power features saves power automatically. Special outputs ROUT2B and INVALID are always enabled to allow checking for ring indicator and valid RS232 input.

Key Features

  • Operates With 3-V to 5.5-V VCC Supply
  • Single-Chip and Single-Supply Interface
    for IBMPC/AT Serial Port
  • RS-232 Bus-Pin ESD Protection of
    ±15 kV Using Human-Body Model (HBM)
  • Meets or Exceeds the Requirements of
    TIA/EIA-232-F and ITU V.28 Standards
  • Three Drivers and Five Receivers
  • Operates Up To 250 kbit/s
  • Low Active Current: 300 μA Typical
  • Low Standby Current: 1 μA Typical
  • External Capacitors: 4 × 0.1 μF
  • Accepts 5-V Logic Input With 3.3-V Supply
  • Always-Active Noninverting Receiver
    Output (ROUT2B)
  • Operating Temperature
    • MAX3243C: 0°C to 70°C
    • MAX3243I: –40°C to 85°C
  • Serial-Mouse Driveability
  • Auto-Powerdown Feature to Disable Driver
    Outputs When No Valid RS-232 Signal Is
    Sensed
  • Technical Attributes

    Description
    Value
    Find similar Parts
    Receiver Communication Type
    RS-232
    Number of Receivers per Line
    1
    Data Transmission Topology
    Point-to-Point
    ESD Protection
    Yes
    Screening Level
    Commercial
    Power Supply Type
    Single
    Number of Transmitter Enables
    2
    Max Processing Temp
    260
    Number of Drivers per Line
    1
    MSL Level
    1
    Mounting
    Surface Mount
    Number of Receivers
    5
    Number of Transmitters
    3
    Function
    Line Transmitter/Receiver
    Transmitter Communication Type
    RS-232
    Receiver Signal Type
    Single-Ended
    Typical Single Supply Voltage
    3.3|5 V
    Pin Count
    28
    Transmitter Signal Type
    Single-Ended
    Operating Temperature
    0 to 70 °C
    Interface Standards
    EIA/TIA-232-F|RS-232|V.28
    Supplier Package
    SSOP
    Number of Transceivers
    1
    Product Dimensions
    10.5 x 5.6 x 2 mm
    Driving Mode
    3-State
    Maximum Single Supply Voltage
    5.5 V
    Lead Finish
    Gold
    Minimum Single Supply Voltage
    3 V
    Data Rate
    250 Kbps

    ECCN / UNSPSC

    Description
    Value
    ECCN:
    EAR99
    SCHEDULE B:
    8542330000
    HTSN:
    8542310000
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