Name: SI4432-B1-FM
Brand: Silicon Labs
SKU: SI4432-B1-FM
Availability: InStock
Rating: 5 (139 reviews)

SI4432-B1-FM

For Reference Only

Part Number	SI4432-B1-FM
Manufacturer	Silicon Labs
Description	IC RF TXRX ISM<1GHZ 20-VFQFN
Datasheet	SI4432-B1-FM Specifications
Package	20-VFQFN Exposed Pad
ECAD
In Stock	6,588 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 27 - May 2 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # SI4432-B1-FM (RF Transceiver ICs) is manufactured by Silicon Labs 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 SI4432-B1-FM specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SI4432-B1-FM with quantity into BOM. Heisener.com does NOT require any registration to request a quote of SI4432-B1-FM.

SI4432-B1-FM Specifications

Manufacturer	Silicon Labs
Category	RF/IF and RFID - RF Transceiver ICs
Package	20-VFQFN Exposed Pad
ECAD
Series	-
Type	TxRx Only
RF Family/Standard	General ISM < 1GHz
Protocol	-
Modulation	FSK, GFSK, OOK
Frequency	240MHz ~ 930MHz
Data Rate (Max)	256kbps
Power - Output	20dBm (Max)
Sensitivity	-121dBm
Memory Size	-
Serial Interfaces	SPI
GPIO	3
Voltage - Supply	1.8 V ~ 3.6 V
Current - Receiving	18.5mA
Current - Transmitting	85mA
Operating Temperature	-40°C ~ 85°C
Package / Case	20-VFQFN Exposed Pad

SI4432-B1-FM Reviews

Jayc*****Ahuja

March 28, 2023

★ ★ ★ ★ ★

I have used 2 of the 10 units so far and they work fine.

Adri*****anne

March 22, 2023

★ ★ ★ ★ ★

Received Quickly. Excellent Communication. Capacitors Look Excellent.

Joy *****anan

March 5, 2023

★ ★ ★ ★ ★

To be honest, I think you are doing an outstanding job.

Viva*****tout

March 2, 2023

★ ★ ★ ★ ★

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

Yous*****orsey

February 25, 2023

★ ★ ★ ★ ★

Very quick dispatch, arrived the next day. Item as described. Thanks!

Lela*****arraf

February 20, 2023

★ ★ ★ ★ ★

Diodes okay. Shipped quick and received with well - packed

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SI4432-B1-FM Packaging

SI4432-B1-FM FAQ

1. How to order SI4432-B1-FM 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 SI4432-B1-FM is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SI4432-B1-FM. All suppliers must pass our qualification reviews before they can publish their products including SI4432-B1-FM on Heisener; we pay more attention to the channels and quality of SI4432-B1-FM products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the SI4432-B1-FM price and inventory displayed accurate?

The price and inventory of SI4432-B1-FM 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 SI4432-B1-FM?

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 SI4432-B1-FM we delivered, we will accept the replacement or return of the SI4432-B1-FM 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 SI4432-B1-FM.

(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 SI4432-B1-FM pin diagram, SI4432-B1-FM datasheet?

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

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SI4432-B1-FM 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

SI4432-B1-FM

D# V79:2366_17782481

Silicon Laboratories Inc

+20 dBm Sub-GHz Transmitter

RoHS: Compliant

SI4432-B1-FMR

D# V79:2366_24019410

Silicon Laboratories Inc

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RoHS: Compliant

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SI4432-B1-FMR

Silicon Laboratories Inc

5139

Part Number

Manufacturer

Description

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SI4432-B1-FMR

Silicon Laboratories Inc

Min Qty 1

422

SI4432-B1-FM

Silicon Laboratories Inc

Min Qty 1

422

Part Number

Manufacturer

Description

Stock

SI4432B1FM

Vishay Siliconix

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

SI4432-B1-FM

D# 336-2522-5-ND

Silicon Laboratories Inc

IC RF TXRX ISM<1GHZ 20VFQFN

SI4432-B1-FMR

D# SI4432-B1-FMR-ND

Silicon Laboratories Inc

IC RF TXRX ISM<1GHZ 20VFQFN

Part Number

Manufacturer

Description

Stock

SI4432-B1-FMR

D# SI4432-B1-FMR

Vishay Siliconix

Industry Leading ISO:9001/AS9120A Stocking Distributor of Obsolete & Hard to Find IC's/Semi's, Specializing in Altera/Xilinx. In-House Counterfeit Detection Lab. In Business 20 Years. Free Shipping on Orders Over $250. Buy American, Buy Direct

1132

Part Number

Manufacturer

Description

Stock

SI4432-B1-FMR

Silicon Laboratories Inc

In stock shipping within 2days

2650

SI4432-B1-FM

SILICONLABS

In stock shipping within 2days

170

Part Number

Manufacturer

Description

Stock

SI4432-B1-FM

D# 2414380

Silicon Laboratories Inc

RF TRANSCEIVER, 240-930MHZ, QFN-20

RoHS: Compliant

Min Qty: 1

Container: Each

SI4432-B1-FMR

D# 2930567RL

Silicon Laboratories Inc

RF TRANSCEIVER, 930MHZ, -40 TO 85DEG C

RoHS: Compliant

Min Qty: 1

Container: Reel

Part Number

Manufacturer

Description

Stock

SI4432B1FM

Silicon Laboratories Inc

OEM/CM QUOTES ONLY | NO BROKERS

22402

SI4432B1FMR

OEM/CM QUOTES ONLY | NO BROKERS

1361

Part Number

Manufacturer

Description

Stock

SI4432-B1-FMR

Silicon Laboratories Inc

in stock - can ship the same day

271

Part Number

Manufacturer

Description

Stock

SI4432-B1-FMR

Silicon Laboratories Inc

OEM/CM Immediate delivery

5000

SI4432-B1-FM

Silicon Laboratories Inc

OEM/CM Immediate delivery

Part Number

Manufacturer

Description

Stock

SI4432-B1-FMR

D# 75AC1968

Silicon Laboratories Inc

RF TRANSCEIVER, 930MHZ, -40 TO 85DEG C, Frequency Min:240MHz, Frequency Max:930MHz, RF / IF Modulation:FSK, GFSK, OOK, Data Rate:256Kbps, Receiving Current:18.5mA, RF IC Case Style:QFN, No. of Pins:20Pins, Supply Voltage Min:1.8V, RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

SI4432-B1-FM

D# 49X9782

Silicon Laboratories Inc

RF TRANSCEIVER, 240-930MHZ, QFN-20, Frequency Min:240MHz, Frequency Max:930MHz, RF / IF Modulation:FSK, GFSK, OOK, Data Rate:256Kbps, Receiving Current:18.5mA, RF IC Case Style:QFN, No. of Pins:20Pins, Supply Voltage Min:1.8V, SupplyRoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Bulk

Part Number

Manufacturer

Description

Stock

SI4432-B1-FMR

D# NS-SI4432-B1-FMR

Silicon Laboratories Inc

OEM/CM ONLY

4520

SI4432-B1-FM

D# NS-SI4432-B1-FM

Silicon Laboratories Inc

OEM/CM ONLY

4888

Part Number

Manufacturer

Description

Stock

SI4432-B1-FMR

Silicon Laboratories Inc

ISM TRANSCEIVER, QCC20

Part Number

Manufacturer

Description

Stock

SI4432B1FM

Silicon Laboratories Inc

OEM/CM ONLY

19938

SI4432B1FMR

Silicon Laboratories Inc

OEM/CM ONLY

44790

Part Number

Manufacturer

Description

Stock

SI4432-B1-FMR

Silicon Laboratories Inc

IN stock Immediate delivery

5015

SI4432-B1-FM

Silicon Laboratories Inc

IN stock Immediate delivery

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SI4432-B1-FMR

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SI4432-B1-FM

Silicon Laboratories Inc

shipping today

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Silicon Image Inc

shipping today

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Part Number

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SI4432-B1-FM

D# 20111703

Silicon Laboratories Inc

+20 dBm Sub-GHz Transmitter

RoHS: Compliant

SI4432-B1-FMR

D# 35874374

Silicon Laboratories Inc

+20 dBm Sub-GHz Transmitter

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

SI4432-B1-FM

Silicon Laboratories Inc

RFQ

2327

SI4432-B1-FMR

Silicon Laboratories Inc

RFQ

14985

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Manufacturer

Description

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SI4432-B1-FMR

Silicon Laboratories Inc

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20000

Part Number

Manufacturer

Description

Stock

SI4432-B1-FMR

D# 2930567

Silicon Laboratories Inc

RF TRANSCEIVER, 930MHZ, -40 TO 85DEG C

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

1506

SI4432-B1-FM

D# 2414380

Silicon Laboratories Inc

RF TRANSCEIVER, 240-930MHZ, QFN-20

RoHS: Compliant

Min Qty: 1

Container: Each

Quick Inquiry

SI4432-B1-FM

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