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TRS3221EIDBR The Texas Instruments TRS3221EIDBR is a single-channel RS-232 transceiver. It operates from a 3V to 5.5V supply and supports data rates up to 250kbps.
Mfr Part #:

TRS3221EIDBR

Available from 3 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TRS3221EIDBR is a single-channel RS-232 transceiver. It operates from a 3V to 5.5V supply and supports data rates up to 250kbps.
✓ Total Stock: 36,760 pcs
$ Price Range: $0.52

TRS3221EIDBR Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
Non-Authorised Inventory information
34,113 pcs
On Request
34113 pcs On Request 1 On Request On Request On Request On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
2,645 pcs
On Request
2645 pcs On Request 1 On Request On Request On Request On Request On Request
Emiteli ✓
Non-Authorised Inventory information
2 pcs
On Request
2 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.

TRS3221EIDBR Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Data Rate
Data Rate (Max)
Duplex
Mounting Type
Number of Drivers
Operating Temperature
Protocol
Receiver Hysteresis
Supplier Device Package
Supplier Package
Type
Voltage
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TRS3221EIDBR Description

Short technical summary and product information.

The Texas Instruments TRS3221EIDBR is a single-channel, full-duplex RS-232 transceiver designed for reliable serial communication. It operates from a wide supply voltage range of 3V to 5.5V, making it versatile for various applications. This transceiver supports data rates up to 250kbps and features ±15kV ESD protection on its RS-232 pins, meeting TIA/EIA-232-F and ITU v.28 standards.

 

Key electrical characteristics include a logic voltage range starting at 3.3V and a typical output voltage of 5.4V. The device also incorporates an auto-powerdown feature for power savings and has a low typical standby current of 1µA. It requires external capacitors for operation.

 

The TRS3221EIDBR is available in a 16-pin SSOP package, suitable for surface mounting. Its operating temperature range is -40°C to 85°C, ensuring performance in demanding environments. The transceiver offers one driver and one receiver, with 500mV of receiver hysteresis for improved noise immunity.

TRS3221EIDBR Quick Information

Product Type: RS-232 Transceiver
Series: TRS3221E
Canonical Name: Texas Instruments TRS3221E Single Channel RS-232 Transceiver
Subcategory: RS-232 Transceiver

TRS3221EIDBR Compliance

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

TRS3221EIDBR Estimated Pricing

Qty Low High
1+ $0.52 $0.52

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

TRS3221EIDBR Features

  • Single-channel RS-232 transceiver.
  • Operates from 3V to 5.5V supply.
  • Supports data rates up to 250kbps.
  • Features ±15kV ESD protection.
  • Available in 16-SSOP package.

TRS3221EIDBR Applications

  • Ideal for serial communication.
  • Suitable for industrial equipment.
  • Used in embedded systems.
  • Provides robust interface connectivity.

TRS3221EIDBR FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the TRS3221EIDBR?

The TRS3221EIDBR operates from a 3V to 5.5V supply voltage.

What is the maximum data rate supported by the TRS3221EIDBR?

The maximum data rate supported is 250kbps.

What type of package is the TRS3221EIDBR supplied in?

The TRS3221EIDBR is supplied in a 16-SSOP package.

What is the operating temperature range for this RS-232 transceiver?

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

Does the TRS3221EIDBR have ESD protection?

Yes, it features ±15kV Human-Body Model (HBM) ESD protection, and ±8kV (contact discharge) / ±15kV (air-gap discharge) per IEC 61000-4-2.

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