Name: KS8721BT
Brand: Microchip Technology
SKU: KS8721BT
Availability: InStock
Rating: 5 (154 reviews)

KS8721BT

For Reference Only

Part Number	KS8721BT
Manufacturer	Microchip Technology
Description	IC TXRX PHY 10/100 TX/FX 48TQFP
Datasheet	KS8721BT Specifications
Package	48-TQFP
ECAD
In Stock	46,776 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 21 - Apr 26 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # KS8721BT (Interface - Drivers, Receivers, Transceivers) is manufactured by Microchip Technology 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 KS8721BT specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add KS8721BT with quantity into BOM. Heisener.com does NOT require any registration to request a quote of KS8721BT.

KS8721BT Specifications

Manufacturer	Microchip Technology
Category	Integrated Circuits (ICs) - Interface - Drivers, Receivers, Transceivers
Package	48-TQFP
ECAD
Series	-
Type	Transceiver
Protocol	MII, RMII
Number of Drivers/Receivers	1/1
Duplex	Full
Receiver Hysteresis	-
Data Rate	-
Voltage - Supply	2.375 V ~ 2.625 V
Operating Temperature	0°C ~ 70°C
Mounting Type	Surface Mount
Package / Case	48-TQFP
Supplier Device Package	48-TQFP (7x7)

KS8721BT Reviews

Kad*****owers

April 6, 2023

★ ★ ★ ★ ★

Every time I order, I get it correctly filled and faster than most of website. For a friendly use operate system, you guys are the best!

Grays*****llick

April 3, 2023

★ ★ ★ ★ ★

Great deal, immediate response and very quick delivery!

Junio*****ughese

April 3, 2023

★ ★ ★ ★ ★

Super Fast Delivery & Well Packaged - Great Service - No Problems

Lex*****Johal

March 25, 2023

★ ★ ★ ★ ★

Wish there were some documentation but I guess if you're buying you kinda should know.

Bail*****lliott

March 23, 2023

★ ★ ★ ★ ★

Heisener is on a very short list of companies I highly recommend without any hesitation. From stock, pricing, ease of ordering and great service, they have it all.

Jim*****White

March 15, 2023

★ ★ ★ ★ ★

What can I say, great value for the money. I only needed 2 but now I have some spares for future projects. They got the job done, nothing more I can say.

Die*****Chase

March 8, 2023

★ ★ ★ ★ ★

Completely satisfied of KS8721BT , I always find what I need. The site is easy to get the components .

Kyli*****xwell

February 21, 2023

★ ★ ★ ★ ★

These are the most popular variety of components of different types!

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KS8721BT Packaging

KS8721BT FAQ

1. How to order KS8721BT 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 KS8721BT is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the KS8721BT. All suppliers must pass our qualification reviews before they can publish their products including KS8721BT on Heisener; we pay more attention to the channels and quality of KS8721BT products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the KS8721BT price and inventory displayed accurate?

The price and inventory of KS8721BT 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 KS8721BT?

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 KS8721BT we delivered, we will accept the replacement or return of the KS8721BT 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 KS8721BT.

(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 KS8721BT pin diagram, KS8721BT datasheet?

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

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KS8721BT 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
KS8721B TR	Micrel Inc	IC TXRX PHY 10/100 2.5V 48SSOP	0
KS8721BT	Micrel Inc	IC TXRX PHY 10/100 2.5V 48SSOP	0
KS8721BT-EVAL	Micrel Inc	BOARD EVAL EXPERIMENT KS8721BT	0

Part Number

Manufacturer

Description

Stock

KS8721BT

Micrel Inc

N/A (ship within 1day) - D/C 2003

169

Part Number	Manufacturer	Description	Stock
KS8721BT D# KS8721BT-ND	Microchip Technology Inc	IC TRANSCEIVER FULL 1/1 48TQFP	0
KS8721B-TR D# KS8721B-TR-ND	Microchip Technology Inc	IC TRANSCEIVER FULL 1/1 48SSOP	0
KS8721BT-EVAL D# 576-1009-ND	Microchip Technology Inc	BOARD EVAL EXPERIMENT KS8721BT	0

Part Number

Manufacturer

Description

Stock

KS8721BT

D# KS8721BT

Samsung Electro-Mechanics

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

2874

KS8721BTR

D# KS8721BTR

Samsung Electro-Mechanics

4085

Part Number

Manufacturer

Description

Stock

KS8721BTR

MICREL

In stock shipping within 2days

17260

KS8721BT

MICREL

In stock shipping within 2days

8660

Part Number

Manufacturer

Description

Stock

KS8721BTR

Micrel Inc

OEM/CM QUOTES ONLY | NO BROKERS

19698

KS8721BT

Micrel Inc

OEM/CM QUOTES ONLY | NO BROKERS

19466

Part Number

Manufacturer

Description

Stock

KS8721BT

Kendin

in stock - can ship the same day

Part Number

Manufacturer

Description

Stock

KS8721BTR

Micrel Inc

OEM/CM Immediate delivery

17000

KS8721BT

Micrel Inc

OEM/CM Immediate delivery

8400

Part Number	Manufacturer	Description	Stock
KS8721BT D# NS-KS8721BT	Micrel Inc	OEM/CM ONLY	9345
KS8721B TR D# NS-KS8721B TR	Micrel Inc	OEM/CM ONLY	4253
KS8721BT-EVAL D# NS-KS8721BT-EVAL	Micrel Inc	OEM/CM ONLY	6357

Part Number

Manufacturer

Description

Stock

KS8721BT

Micrel Inc

DATACOM, ETHERNET TRANSCEIVER, PQFP48

135

Part Number

Manufacturer

Description

Stock

KS8721BTR

Micrel Inc

OEM/CM ONLY

11390

KS8721BT

Micrel Inc

OEM/CM ONLY

705

Part Number

Manufacturer

Description

Stock

KS8721BTR

Micrel Inc

IN stock Immediate delivery

16985

KS8721BT

Micrel Inc

IN stock Immediate delivery

8415

Part Number

Manufacturer

Description

Stock

KS8721BTR

KENDIN

shipping today

9862

Part Number

Manufacturer

Description

Stock

KS8721BTR

KENDIN

RFQ

5355

KS8721BT

Micrel Inc

RFQ

6685

Quick Inquiry

KS8721BT

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