Name: SI4311-B21-GMR
Brand: Silicon Labs
SKU: SI4311-B21-GMR
Availability: InStock
Rating: 5 (111 reviews)

SI4311-B21-GMR

For Reference Only

Part Number	SI4311-B21-GMR
Manufacturer	Silicon Labs
Description	IC RECEIVER FSK 315/434MHZ 20QFN
Datasheet	SI4311-B21-GMR Specifications
Package	20-VFQFN Exposed Pad
ECAD
In Stock	15,960 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 28 - May 3 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # SI4311-B21-GMR (RF Receivers) 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 SI4311-B21-GMR specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SI4311-B21-GMR with quantity into BOM. Heisener.com does NOT require any registration to request a quote of SI4311-B21-GMR.

SI4311-B21-GMR Specifications

Manufacturer	Silicon Labs
Category	RF/IF and RFID - RF Receivers
Package	20-VFQFN Exposed Pad
ECAD
Series	EZRadio?
Frequency	315MHz, 434MHz
Sensitivity	-104dBm
Data Rate (Max)	10kbps
Modulation or Protocol	FSK
Applications	Home Automation, Remote Sensing, RKE
Current - Receiving	20mA
Data Interface	PCB, Surface Mount
Memory Size	-
Antenna Connector	PCB, Surface Mount
Features	-
Voltage - Supply	2.7 V ~ 3.6 V
Operating Temperature	-40°C ~ 85°C
Package / Case	20-VFQFN Exposed Pad
Supplier Device Package	20-QFN (3x3)

SI4311-B21-GMR Reviews

Aar*****Patla

April 1, 2023

★ ★ ★ ★ ★

Rec today in good order & condition . Thanks for speedy delivery.Regards.

Joyc*****rmar

March 27, 2023

★ ★ ★ ★ ★

Everything perfect. Great seller.

Cast*****Andra

March 27, 2023

★ ★ ★ ★ ★

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

Davi*****menez

March 24, 2023

★ ★ ★ ★ ★

Fast delivery, good quality, 100% satisfacted

Janes*****rrillo

March 6, 2023

★ ★ ★ ★ ★

These function just as well. You do need to spend some time modifying the harness, but no big deal.

Scar***** Gour

February 26, 2023

★ ★ ★ ★ ★

I am always amazed at the cost of automotive or marine costs when a rectifier is needed while these will do the exact same thing if you are a bit technically minded to wire them up.

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

SI4311-B21-GMR Packaging

SI4311-B21-GMR FAQ

1. How to order SI4311-B21-GMR 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 SI4311-B21-GMR is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SI4311-B21-GMR. All suppliers must pass our qualification reviews before they can publish their products including SI4311-B21-GMR on Heisener; we pay more attention to the channels and quality of SI4311-B21-GMR products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the SI4311-B21-GMR price and inventory displayed accurate?

The price and inventory of SI4311-B21-GMR 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 SI4311-B21-GMR?

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 SI4311-B21-GMR we delivered, we will accept the replacement or return of the SI4311-B21-GMR 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 SI4311-B21-GMR.

(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 SI4311-B21-GMR pin diagram, SI4311-B21-GMR datasheet?

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

SI4311-B21-GMR Related Products

SIT8208AC-21-18S-16.367667Y	SiTIME, -20 TO 70C, 3225, 20PPM, 1.8V, 1, -, EZRadio?	View
0508YC473KAT2V	AVX Corporation, CAP CER 0.047UF 16V X7R 0508, 0508 (1220 Metric), EZRadio?	View
LM3420M5-8.4	Texas Instruments, IC CTRLR LIION BAT CHRG SOT23-5, SC-74A, SOT-753, EZRadio?	View
GTCS36-900M-R10	Littelfuse Inc., GDT 90V 20% 5KA SURFACE MOUNT, 3-SMD Cylinder Square End, EZRadio?	View
MBA02040C3010FRP00	Vishay BC Components, RES 301 OHM 0.4W 1% AXIAL, Axial, EZRadio?	View
RT1210BRD0735R7L	Yageo, RES SMD 35.7 OHM 0.1% 1/4W 1210, 1210 (3225 Metric), EZRadio?	View
803-87-026-10-216101	Preci-Dip, PCB CONN SOLDER TAIL 2.54MM, -, EZRadio?	View
MS3106E32-7PF187	ITT Cannon, LLC, CONN PLUG 35POS CABLE PIN, -, EZRadio?	View
ACB95DHRR	Sullins Connector Solutions, CONN EDGE DUAL FMALE 190POS .050, -, EZRadio?	View
0746959009	Molex, LLC, CONN HEADER, -, EZRadio?	View
LFA300F-24-GTY	Cosel USA, Inc., AC/DC PS (OPEN FRAME), -, EZRadio?	View
SI5332DC09339-GM1	Silicon Labs, IC CLOCK GENERATOR QFN, -, EZRadio?	View

SI4311-B21-GMR 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

SI4311-B21-GMR

Silicon Laboratories Inc

IC RECEIVER FSK 315/434MHZ 20QFN

Part Number

Manufacturer

Description

Stock

SI4311-B21-GMR

D# SI4311-B21-GMR-ND

Silicon Laboratories Inc

RF RCVR FSK 315MHZ/434MHZ 20QFN

Part Number

Manufacturer

Description

Stock

SI4311-B21-GMR

Silicon Laboratories Inc

In stock shipping within 2days

1330

Part Number

Manufacturer

Description

Stock

SI4311B21GMR

Vishay Siliconix

OEM/CM QUOTES ONLY | NO BROKERS

3308

Part Number

Manufacturer

Description

Stock

SI4311-B21-GMR

D# NS-SI4311-B21-GMR

Silicon Laboratories Inc

OEM/CM ONLY

4393

Part Number

Manufacturer

Description

Stock

SI4311B21GMR

Silicon Laboratories Inc

OEM/CM ONLY

1466

Part Number

Manufacturer

Description

Stock

SI4311-B21-GMR

Silicon Laboratories Inc

315/434 MHz FSK Receiver

Quick Inquiry

SI4311-B21-GMR

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