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MAX3221IDBR The Texas Instruments MAX3221IDBR is a single-channel RS-232 transceiver operating from a 3V to 5.5V supply. It offers a data rate up to 250kbps and includes +/-15kV ESD protection.
Mfr Part #:

MAX3221IDBR

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments MAX3221IDBR is a single-channel RS-232 transceiver operating from a 3V to 5.5V supply. It offers a data rate up to 250kbps and includes +/-15kV ESD protection.
✓ Total Stock: 1,849 pcs
$ Price Range: $0.73

MAX3221IDBR Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Xingangxin ✓
Non-Authorised Inventory information
1,669 pcs
On Request
1669 pcs On Request 1 On Request On Request On Request On Request On Request
MW.FEP S.p.A. ✓
Non-Authorised Inventory information
180 pcs
On Request
180 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

MAX3221IDBR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Data Rate
Duplex
ESD Protection
Lead Spacing
Mounting Type
Number of Drivers
Operating Temperature
Protocol
Receiver Hysteresis
Supplier Device Package
Type
Voltage
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MAX3221IDBR Description

Short technical summary and product information.

The MAX3221IDBR from Texas Instruments is a single-channel RS-232 line driver and receiver designed for reliable serial communication. It operates with a wide supply voltage range of 3V to 5.5V, making it versatile for various applications.

 

Key electrical characteristics include a data signaling rate of up to 250kbps and a driver output slew rate of 30V/µs. The device features robust ESD protection exceeding +/-15kV on its bus pins, safeguarding against electrostatic discharge. It also offers a low standby current of 1µA typical, contributing to power efficiency.

 

This transceiver is housed in a 16-SSOP package suitable for surface mounting. The MAX3221IDBR meets or exceeds TIA/EIA-232-F and ITU V.28 standards, providing a standard electrical interface for asynchronous communication controllers. Flexible power management options, including an automatic power-down feature, are available for inactive serial ports.

MAX3221IDBR Quick Information

Product Type: RS-232 Transceiver
Canonical Name: MAX3221IDBR Single Channel RS-232 Transceiver
Subcategory: RS-232 Transceivers

MAX3221IDBR Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

MAX3221IDBR Estimated Pricing

Qty Low High
1+ $0.73 $0.73

Estimated market price range - modelled values for guidance only, not live distributor offers.

MAX3221IDBR Features

  • Single channel RS-232 transceiver.
  • Operates from 3V to 5.5V supply.
  • Data rate up to 250kbps.
  • +/-15kV ESD protection on bus pins.
  • Low 1µA typical standby current.

MAX3221IDBR Applications

  • Ideal for serial port communication.
  • Used in embedded system interfaces.
  • Suitable for industrial equipment.
  • Power-sensitive applications.

MAX3221IDBR FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the MAX3221IDBR?

The MAX3221IDBR operates with a supply voltage range of 3V to 5.5V.

What package type is the MAX3221IDBR supplied in?

The MAX3221IDBR is supplied in a 16-SSOP package.

What is the operating temperature range for the MAX3221IDBR?

The operating temperature range for the MAX3221IDBR is -40°C to 85°C.

What is the RoHS status of the MAX3221IDBR?

The MAX3221IDBR is RoHS3 Compliant.

What is the data rate of the MAX3221IDBR transceiver?

The MAX3221IDBR supports data signaling rates up to 250kbps.

Does the MAX3221IDBR have ESD protection?

Yes, the MAX3221IDBR has RS-232 bus-pin ESD protection that exceeds +/-15kV using the human body model (HBM).

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