ISL4221EIRZ-T The Renesas ISL4221EIRZ-T is a full duplex RS-232 transceiver with one driver and one receiver. It operates over a supply voltage range of 2.7V to 5.5V.
Mfr Part #:

ISL4221EIRZ-T

Available from 1 distributors
Mfr Name: Renesas
Renesas
The Renesas ISL4221EIRZ-T is a full duplex RS-232 transceiver with one driver and one receiver. It operates over a supply voltage range of 2.7V to 5.5V.
✓ Total Stock: 10,000 pcs

ISL4221EIRZ-T Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
10,000 pcs
10000 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16

ISL4221EIRZ-T Specifications Quick View

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

ISL4221EIRZ-T Description

Short technical summary and product information.

The Renesas ISL4221EIRZ-T is an interface IC featuring a single-channel RS-232 transceiver. It provides one driver and one receiver, operating in full duplex mode.

 

This transceiver supports data rates up to 250kbps and operates with a supply voltage ranging from 2.7V to 5.5V. The receiver hysteresis is 500 mV, ensuring reliable signal reception. The device is designed for surface mounting and comes in a 16-VQFN exposed pad package.

 

With an operating temperature range of -40°C to 85°C, the ISL4221EIRZ-T is suitable for various industrial applications. Its compact dimensions (5mm x 5mm) and surface mount capability make it ideal for space-constrained designs.

ISL4221EIRZ-T Quick Information

Product Type: Interface IC
Series: ISL4221E
Canonical Name: ISL4221EIRZ-T RS-232 Transceiver
Subcategory: Interface ICs

ISL4221EIRZ-T Compliance

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

ISL4221EIRZ-T Features

  • Single channel RS-232 transceiver
  • Full duplex operation
  • 1/1 drivers and receivers
  • 2.7V to 5.5V supply voltage
  • Surface mount 16-QFN package

ISL4221EIRZ-T Applications

  • RS-232 communication interfaces
  • Industrial control systems
  • Embedded system design
  • Portable electronic devices

ISL4221EIRZ-T FAQs

4 frequently asked questions generated from this part’s specifications.
What is the supply voltage range for the ISL4221EIRZ-T?

The supply voltage range is 2.7 V to 5.5 V.

What package type is the ISL4221EIRZ-T supplied in?

The ISL4221EIRZ-T is supplied in a 16-QFN (5x5) package.

What is the operating temperature range for this transceiver?

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

Is the ISL4221EIRZ-T RoHS compliant?

The RoHS status is ROHS3 Compliant.

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