Name: ISL4221EIRZ
Brand: Intersil
SKU: ISL4221EIRZ
Price: 5.1245 USD
Availability: InStock
Rating: 5 (168 reviews)

ISL4221EIRZ

For Reference Only

Part Number	ISL4221EIRZ
Manufacturer	Intersil
Description	IC TXRX 1TX/1RX 3V RS-232 16-QFN
Datasheet	ISL4221EIRZ Datasheet ISL4221EIRZ Specifications
Package	16-VQFN Exposed Pad
ECAD
In Stock	6,352 piece(s)
Unit Price	$ 5.1245 *
Lead Time	Can Ship Immediately
Estimated Delivery Time	Jun 4 - Jun 9 (Choose Expedited Shipping)
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Part Number # ISL4221EIRZ (Interface - Drivers, Receivers, Transceivers) is manufactured by Intersil and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For ISL4221EIRZ specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add ISL4221EIRZ with quantity into BOM. Heisener.com does NOT require any registration to request a quote of ISL4221EIRZ.

ISL4221EIRZ Specifications

Manufacturer	Intersil
Category	Integrated Circuits (ICs) - Interface - Drivers, Receivers, Transceivers
Package	16-VQFN Exposed Pad
ECAD
Series	-
Type	Transceiver
Protocol	RS232
Number of Drivers/Receivers	1/1
Duplex	Full
Receiver Hysteresis	500mV
Data Rate	250kbps
Voltage - Supply	2.7 V ~ 5.5 V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	16-VQFN Exposed Pad
Supplier Device Package	16-QFN-EP (5x5)

ISL4221EIRZ Datasheet

ISL4221EIRZ Reviews

Lis*****raves

March 28, 2023

★ ★ ★ ★ ★

Very pleased purchasing experience, would definitely buy again.

Jad*****rown

March 11, 2023

★ ★ ★ ★ ★

I recommend this and would definitely buy it again.

Bent*****Hart

March 9, 2023

★ ★ ★ ★ ★

Thousands of in stock parts with low cost shipping and standard quality.

Tann*****orra

March 2, 2023

★ ★ ★ ★ ★

Sure appreciate your service high standard, expertise and skills. Thanks Much!!!

Mat***** Bali

February 25, 2023

★ ★ ★ ★ ★

Very user friendly to find part and specs. Easy to deal with the transaction for different payment types. Thanks!

Write a Review

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ISL4221EIRZ Packaging

ISL4221EIRZ FAQ

1. How to order ISL4221EIRZ on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that ISL4221EIRZ is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the ISL4221EIRZ. All suppliers must pass our qualification reviews before they can publish their products including ISL4221EIRZ on Heisener; we pay more attention to the channels and quality of ISL4221EIRZ products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the ISL4221EIRZ price and inventory displayed accurate?

The price and inventory of ISL4221EIRZ fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of ISL4221EIRZ?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the ISL4221EIRZ we delivered, we will accept the replacement or return of the ISL4221EIRZ only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of ISL4221EIRZ.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as ISL4221EIRZ pin diagram, ISL4221EIRZ datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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ISL4221EIRZ Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

ISL4221EIRZ

D# V36:1790_18794138

Intersil Corporation

Single Transmitter/Receiver RS-232 16-Pin QFN EP Tube

RoHS: Compliant

ISL4221EIRZ-T

D# V72:2272_18793619

Intersil Corporation

Single Transmitter/Receiver RS-232 16-Pin QFN EP T/R

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
ISL4221EIRZ D# ISL4221EIRZ	Intersil Corporation	Single Transmitter/Receiver RS-232 16-Pin QFN EP - Bulk (Alt: ISL4221EIRZ)	0
ISL4221EIRZ-T D# ISL4221EIRZ-T	Intersil Corporation	Single Transmitter/Receiver RS-232 16-Pin QFN EP T/R - Bulk (Alt: ISL4221EIRZ-T)	0
ISL4223EIRZ D# ISL4223EIRZ	Intersil Corporation	Dual Transmitter/Receiver RS-232 20-Pin QFN EP - Rail/Tube (Alt: ISL4223EIRZ)	0

Part Number	Manufacturer	Description	Stock
ISL4221EIRZ-T D# ISL4221EIRZ-T	Renesas Electronics Corporation	Single Transmitter/Receiver RS-232 16-Pin QFN EP T/R (Alt: ISL4221EIRZ-T) RoHS: Compliant	0
ISL4223EIRZ D# ISL4223EIRZ	Renesas Electronics Corporation	Dual Transmitter/Receiver RS-232 20-Pin QFN EP (Alt: ISL4223EIRZ) RoHS: Compliant	0
ISL4221EIRZ D# ISL4221EIRZ	Renesas Electronics Corporation	Single Transmitter/Receiver RS-232 16-Pin QFN EP (Alt: ISL4221EIRZ) RoHS: Compliant	0

Part Number

Manufacturer

Description

Stock

ISL4221EIRZ-T

Intersil Corporation

244

ISL4223EIRZ

Intersil Corporation

Part Number	Manufacturer	Description	Stock
ISL4223EIRZ	Intersil Corporation	IC, RS-232 TRANSCEIVER, 5.5V, QFN-20	129
ISL4221EIRZ-T	Intersil Corporation	IC XMITTER/RCVR ESD RS232 16-QFN	0
ISL4221EIRZ	Intersil Corporation	Dual Transmitter/Receiver RS-232 16-Pin QFN EP	38

Part Number	Manufacturer	Description	Stock
ISL4221EIRZ D# ISL4221EIRZ-ND	Renesas Electronics Corporation	IC TRANSCEIVER FULL 1/1 16QFN	1900
ISL4221EIRZ-T D# ISL4221EIRZ-TCT-ND	Renesas Electronics Corporation	IC TRANSCEIVER FULL 1/1 16QFN	10138
ISL4223EIRZ D# ISL4223EIRZ-ND	Renesas Electronics Corporation	IC TRANSCEIVER FULL 2/2 20QFN	2973

Part Number

Manufacturer

Description

Stock

ISL4221EIRZ

Intersil Corporation

In stock shipping within 2days

240

Part Number

Manufacturer

Description

Stock

ISL4221EIRZ

D# 2543333

Renesas Electronics Corporation

RS232 TRANSCEIVER, 250KBPS, QFN-16

RoHS: Compliant

Min Qty: 1

Container: Each

778

ISL4221EIRZ-T

D# 2983860RL

Renesas Electronics Corporation

RS232 TRANSCEIVER, -40 TO 85DEG C

RoHS: Compliant

Min Qty: 1

Container: Reel

Part Number	Manufacturer	Description	Stock
ISL4221EIRZ	Renesas Electronics Corporation	ISL4221 Series 500 kbps 5.5 V RS-232 Transceiver - QFN-16 RoHS: Compliant pbFree: Yes	509
ISL4223EIRZ	Renesas Electronics Corporation	ISL4223 Series 500 kbps 5.5 V RS-232 Dual Transceiver - QFN-16 RoHS: Compliant pbFree: Yes	2150
ISL4221EIRZ-T	Renesas Electronics Corporation	ISL4221E Series 250 kbps 2.7 to 5.5 V RS-232 Transmitter/Receiver - QFN-16 RoHS: Compliant pbFree: Yes	0

Part Number	Manufacturer	Description	Stock
2ISL4221EIRZ	ITS	OEM/CM QUOTES ONLY \| NO BROKERS	1028
ISL4221EIRZ	Intersil Corporation	OEM/CM QUOTES ONLY \| NO BROKERS	6670
ISL4223EIRZ	Renesas Electronics Corporation	OEM/CM QUOTES ONLY \| NO BROKERS	1392
ISL4221EIRZT	Intersil Corporation	OEM/CM QUOTES ONLY \| NO BROKERS	8120

Part Number

Manufacturer

Description

Stock

ISL4223EIRZ

Intersil Corporation

In Stock

Part Number

Manufacturer

Description

Stock

ISL4221EIRZ

Intersil Corporation

in stock - can ship the same day

Part Number	Manufacturer	Description	Stock
ISL4221EIRZ D# 968-ISL4221EIRZ	Renesas Electronics Corporation	RS-232 Interface IC 3V RS-232 1TX/1RX -4 0+85 TRANS 16LD 5X5 RoHS: Compliant	957
ISL4221EIRZ-T D# 968-ISL4221EIRZ-T	Renesas Electronics Corporation	RS-232 Interface IC 3V RS-232 1TX/1RX TRANSC 16LD 5X5 RoHS: Compliant	4531
ISL4223EIRZ D# 968-ISL4223EIRZ	Renesas Electronics Corporation	RS-232 Interface IC 3V RS-232 2TX/2RX TRANSC 20LD 5X5 RoHS: Compliant	159

Part Number

Manufacturer

Description

Stock

ISL4221EIRZ

D# XSKDRABV0063084

Intersil Corporation

360

ISL4223EIRZ

D# XSFP00000197820

Renesas Electronics Corporation

ISL4223 Series 500 kbps 5.5 V RS-232 Dual Transceiver - QFN-16

1161

Part Number	Manufacturer	Description	Stock
ISL4221EIRZ D# 57K3926	Renesas Electronics Corporation	IC, RS232 DRIVER, Device Type:RS232 Transceiver, IC Interface Type:RS232, No. of Drivers:1Drivers, No. of Receivers:1Receivers, Supply Voltage Min:2.7V, Supply Voltage Max:5.5V, Driver Case Style:QFN, No. of Pins:16Pins RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Bulk	278
ISL4221EIRZ-T. D# 27AC7015	Renesas Electronics Corporation	Device Type:Transceiver, IC Interface Type:RS232, No. of Drivers:1Drivers, Supply Voltage Min:2.7V, Supply Voltage Max:5.5V, Driver Case Style:QFN EP, No. of Pins:16Pins, Operating Temperature Min:-40°C, Product Range:- RoHS Compliant: Yes RoHS: Compliant Min Qty: 6000 Container: TAPE & REEL - FULL	0
ISL4221EIRZ-T D# 61J6249	Renesas Electronics Corporation	IC,LINE TRANSCEIVER,CMOS,1 DRIVER,1 RCVR,LLCC,16PIN,PLASTIC ROHS COMPLIANT: YES RoHS: Compliant Min Qty: 6000 Container: TAPE & REEL - FULL	0
ISL4221EIRZ. D# 26AC0724	Renesas Electronics Corporation	PB-FREE 3V RS-232 1TX/1RX -40+85 TRANSCEIVER, 16LD 5X5 QFN, ROHS COMPLIANT: YES RoHS: Compliant Min Qty: 60 Container: Bulk	0

Part Number

Manufacturer

Description

Stock

ISL4223EIRZ

D# NS-ISL4223EIRZ

Intersil Corporation

OEM/CM ONLY

1045

ISL4221EIRZ-T

D# NS-ISL4221EIRZ-T

Intersil Corporation

OEM/CM ONLY

1977

Part Number

Manufacturer

Description

Stock

ISL4223EIRZ

Intersil Corporation

Part Number

Manufacturer

Description

Stock

ISL4221EIRZ

D# 1968653

Renesas Electronics Corporation

Renesas Electronics ISL4221EIRZ Line Transceiver, 18-Pin QFN, TU

Min Qty: 60

Container: Tube

1050

Part Number

Manufacturer

Description

Stock

ISL4221EIRZ-T

Intersil Corporation

Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, CMOS, PQCC16

RoHS: Compliant

2092

ISL4221EIRZ

Intersil Corporation

Line Transceiver, 1 Func, 1 Driver, 1 Rcvr, CMOS, PQCC16

RoHS: Compliant

495

Part Number	Manufacturer	Description	Stock
ISL4221EIRZ	Intersil Corporation	OEM/CM ONLY	5888
ISL4221EIRZT	Intersil Corporation	OEM/CM ONLY	5016
ISL4223EIRZ	Intersil Corporation	OEM/CM ONLY	154

Part Number

Manufacturer

Description

Stock

ISL4221EIRZ

ISL

shipping today

442

Part Number	Manufacturer	Description	Stock
ISL4221EIRZ D# 35319916	Renesas Electronics Corporation	Single Transmitter/Receiver RS-232 16-Pin QFN EP Tube RoHS: Compliant	0
ISL4223EIRZ D# 47630262	Renesas Electronics Corporation	Dual Transmitter/Receiver RS-232 20-Pin QFN EP Tube RoHS: Compliant	0
ISL4221EIRZ-T D# 30679959	Intersil Corporation	Single Transmitter/Receiver RS-232 16-Pin QFN EP T/R RoHS: Compliant	0

Part Number

Manufacturer

Description

Stock

ISL4221EIRZ

Intersil Corporation

RFQ

8369

ISL4223EIRZ

Intersil Corporation

RFQ

301

Part Number

Manufacturer

Description

Stock

ISL4221EIRZ

D# 2543333

Renesas Electronics Corporation

RS232 TRANSCEIVER, 250KBPS, QFN-16

RoHS: Compliant

Min Qty: 1

Container: Each

778

ISL4221EIRZ-T

D# 2983860

Renesas Electronics Corporation

RS232 TRANSCEIVER, -40 TO 85DEG C

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

2739

Quick Inquiry

ISL4221EIRZ

Certified Quality

Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

ISO9001:2015, ICAS, IAF, UKAS