SN75C3221EPWR The Texas Instruments SN75C3221EPWR is a single-channel RS-232 transceiver operating from a 3V to 5.5V supply. It features ±15kV ESD protection and supports data rates up to 1Mbps.
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SN75C3221EPWR

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments SN75C3221EPWR is a single-channel RS-232 transceiver operating from a 3V to 5.5V supply. It features ±15kV ESD protection and supports data rates up to 1Mbps.
✓ Total Stock: 26,588 pcs
$ Price Range: $1.44

SN75C3221EPWR Available from 1 distributor

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SN75C3221EPWR Specifications Quick View

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

SN75C3221EPWR Description

Short technical summary and product information.

The Texas Instruments SN75C3221EPWR is a single-channel RS-232 line driver and receiver designed for reliable serial communication. It operates from a wide supply voltage range of 3V to 5.5V, making it suitable for various applications. This transceiver offers robust ±15kV ESD protection on its RS-232 pins, exceeding industry standards like the Human-Body Model (HBM) and IEC 61000-4-2.

 

With a data signaling rate of up to 1Mbps, the SN75C3221EPWR is capable of handling moderate data transfer needs. It includes features like low standby current (1μA typical) and an auto-powerdown function to conserve power when the serial port is inactive. The device requires four external 0.1μF capacitors for its charge pump circuit.

 

This component is housed in a 16-TSSOP surface mount package, measuring 0.173" (4.40mm) in width. Its operating temperature range is from 0°C to 70°C. The SN75C3221EPWR is ideal for applications such as industrial PCs, wired networking, data centers, and battery-powered systems where efficient and protected serial communication is essential.

SN75C3221EPWR Quick Information

Product Type: RS-232 Transceiver
Canonical Name: Texas Instruments SN75C3221EPWR RS-232 Transceiver
Subcategory: RS-232 Transceivers

SN75C3221EPWR Compliance

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

SN75C3221EPWR Estimated Pricing

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1+ $1.44 $1.44

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

SN75C3221EPWR Features

  • Single-channel RS-232 transceiver.
  • Operates from 3V to 5.5V supply.
  • Supports data rates up to 1Mbps.
  • ±15kV ESD protection on RS-232 pins.
  • Low 1μA standby current with auto-powerdown.

SN75C3221EPWR Applications

  • Suitable for industrial PCs.
  • Used in wired networking systems.
  • Applicable to data center computing.
  • Ideal for battery-powered devices.
  • Designed for hand-held equipment.

SN75C3221EPWR FAQs

6 frequently asked questions generated from this part’s specifications.
What is the supply voltage range for the SN75C3221EPWR?

The SN75C3221EPWR operates with a supply voltage range of 3V to 5.5V.

What is the maximum data rate supported by this RS-232 transceiver?

This transceiver supports data signaling rates up to 1Mbps.

What is the operating temperature range for the SN75C3221EPWR?

The operating temperature range for this device is 0°C to 70°C.

What type of ESD protection is provided?

The device provides ±15kV ESD protection using the Human-body model (HBM) and ±8kV to ±15kV protection according to IEC 61000-4-2 standards.

What is the standby current consumption?

The standby current is typically 1μA.

What package type is the SN75C3221EPWR supplied in?

It is supplied in a 16-TSSOP package.

SN75C3221EPWR Alternate Parts

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The Texas Instruments TRSF3221CPWR is a single-channel RS-232 compatible transceiver. It operates with a 3V to 5.5V supply and supports data rates up to 1Mbps.
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