PCN/PDN/NRND Information EFM8BB51F8G-C-QFN20R｜Chip One Stop - Mail order site for electronic parts and semiconductors

・Search based on multiple keywords and specs.

Enter all the keywords that are relevant to what you are looking for (e.g. category, manufacturer, specs) and our search engine will return all the parts related to your required conditions. Please enter your keywords in the box below
* Please separate each keyword in a new line

PCN/PDN/NRND Information

PCN (product/process change notification) and PDN (production discontinuation notification) information.

Notification Date	Notification Type	Notification Information
2024/02/28	PCN(Product Change Notice)	Supplier Notice No.:2023-11-22-1491 Title: Additional Assembly, Test & Ship Site for EFM8BB51/52 (QFN-3x3&QFN-5x5) Description of Change: Silicon Labs is pleased to announce the successful qualification of ASE Chung Li as an additional assembly, test and ship site for EFM8BB51 and EFM8BB52 (20-QFN-3x3 & 32-QFN-5x5). ASE Chung Li is an existing assembly and test site for Silicon Labs, and is certified to ISO9001, ISO14001 and IATF16949. Reason for Change: Additional Assembly and Test capacity for supply continuity Impact on Form, Fit, Function, Quality, Reliability: There is no change on form, fit, function, quality or reliability Effective Date: Feb 28, 2024
2024/03/20	PCN(Product Change Notice)	Supplier Notice No.:2024-03-20-1523 Title: 2403201523 EFM8BB1/2/3, EFM8BB51, EFM8LB1, EFM8SB1 and EFM8UB1 Datasheet Updates Description of Change: Silicon Labs is pleased to announce the release of datasheet revisions for EFM8BB1, EFM8BB2, EFM8BB3, EFM8BB51, EFM8LB1, EFM8SB1 and EFM8UB1 devices. Reason for Change: Summary of the changes (please refer to the datasheet revision history for a complete list of changes): • Noted that all QSOP Package OPNs are EOL (EOL PCN 2402211513 dated Feb 21, 2024) • Corrected 'E' dimension drawing in QFN20 PCB Land Pattern image (EFM8BB1/2 and UB1) • Added missing SPI electrical specifications (EFM8BB3 and LB1) • Updated Silicon Labs recommendation for code security when using the Bootloader (EFM8BB1/2, SB1, UB1) • Corrections to the memory layout diagrams (EFM8BB51) Effective Date: Mar 20, 2024
Click here for contact regarding final purchasing

PCN/PDN/NRND Information

Notification Type

Notification Information

Notification Date

Products subject to notification

Manufacturer	Manufacturer Part Number	Last Time Buy	Successor Products

Product & Sales Information of products subject to notification

Shopping Guide

Products in stock are shipped any time after payment is completed.
If you need a quotation, please print it from your "shopping cart" or "order history".
Products out of stock will have a "Quote" button instead of an "Add to Cart" button. Please request a quotation first.

Payment Method ▼: NET 30 *1 / Credit card *2 / TT in advance / Alipay *3
*1 Application and approval required.
*2 Currently available for orders in JPY, USD, AUD, NZD, and EUR.
*3 Only available in China Mainland and Hong Kong.

Invoice total ▼: Merchandise total + Shipping fee

Shipping fee ▼: Customers are responsible for paying shipping fee and can select from the following methods:
1 Pay fixed cost to Chip One Stop*
2 Bill customer's shipper account number
*Click here for details.

Delivery ▼: Ordered products are shipped from our logistic center (in Yokohama, Japan) by a courier designated by the customer. All shipments are F.C.A. point of shipment from Chip One Stop warehouse.
The expected shipment date for back-ordered products is displayed based on the cutoff time for each order. Please check it in the search results.
A shipping notice with a tracking number will be emailed shortly after your shipment leaves Chip One Stop. The tracking number will be also stated on My Page.

About Icons/Product Information

Inventory Information ▼

: JP:Japan, HK:Hong Kong, US:United States
EU:Europe, AUS:Australia, Asia:Asia, NA:North America

Supplier Information ▼

: Sourced from manufacturers and authorized distributors

: Stocks of semiconductor sourced from authorized distributors

Product Information ▼

MOQ/SPQ

MOQ：: Minimum purchase quantity that can be ordered.
Please enter a number greater than the MOQ when ordering.

SPQ：: Number of units that can be ordered.
Please enter a quantity in multiples of the SPQ when ordering.

Reel Processing
It is a service that connects empty tape to both ends of a tape cut using a special tool, set the reel, and rewind it into the packaged form for delivery. It is made so that it can be set as is to a mounting machine. Processing is available from 100 pieces or more.
PCN/PDN Information
Information displayed when specification changes in PCN information (Product Change Notification) or PDN information (Product Discontinuance information) available.

Package type▼: Bulk:
Bulk is a package which the separete parts are packed in a bag, or packed individually.
Tape & Reel:
Tape & Reel is the unmodified original reel received from the manufacturer.
In case the MOQ is smaller than the manufacturer's standard package quantity, it will be cut tapes even if the package is shown as "Tape & Reel".
Cut tape:
Cut tape is a tape cut from an original reel. Cut tape does not contain a leader or trailer.
If you require a one continuous cut tape, please put your comment on your remarks.
For our supplier's stock, we are unable to ensure that the package will be one continuous cut tape even if you put your remark.

RoHS information ▼

: RoHS compliance: Compliant with 2011/65/EU (6 substances)

: RoHS2 compliance: Compliant with 2015/863/EU (10 substances)

Product Information ▼

: New Products released by manufacturers within 1 year

: New Products on Chip One Stop website within 3 months

SUN	MON	TUE	WED	THU	FRI	SAT
1	2	3	4	5	6	7
8	9	10	11	12	13	14
15	16	17	18	19	20	21
22	23	24	25	26	27	28
29	30	31	1	2	3	4

SUN	MON	TUE	WED	THU	FRI	SAT
29	30	31	1	2	3	4
5	6	7	8	9	10	11
12	13	14	15	16	17	18
19	20	21	22	23	24	25
26	27	28	29	30	31	1

Bulk Search Function

・Search in bulk with your existing part list

・Search based on multiple keywords and specs.

About Preferential Rank / Discount

PCN/PDN/NRND Information

Product & Sales Information of products subject to notification