Name: BQ4845YS-A4
Brand: Texas Instruments
SKU: BQ4845YS-A4
Price: 3.8344 USD
Availability: InStock
Rating: 5 (146 reviews)

BQ4845YS-A4

For Reference Only

Part Number	BQ4845YS-A4
Manufacturer	Texas Instruments
Description	IC RTC CLK/CALENDAR PAR 28-SOIC
Datasheet	BQ4845YS-A4 Specifications
Package	28-SOIC (0.295", 7.50mm Width)
ECAD
In Stock	18,816 piece(s)
Unit Price	$ 3.8344 *
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 29 - May 4 (Choose Expedited Shipping)
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Part Number # BQ4845YS-A4 (Clock/Timing - Real Time Clocks) is manufactured by Texas Instruments 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 BQ4845YS-A4 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add BQ4845YS-A4 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of BQ4845YS-A4.

BQ4845YS-A4 Specifications

Manufacturer	Texas Instruments
Category	Integrated Circuits (ICs) - Clock/Timing - Real Time Clocks
Package	28-SOIC (0.295", 7.50mm Width)
ECAD
Series	-
Type	Clock/Calendar
Features	Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
Memory Size	-
Time Format	HH:MM:SS (12/24 hr)
Date Format	YY-MM-DD-dd
Interface	Parallel
Voltage - Supply	4.5 V ~ 5.5 V
Voltage - Supply, Battery	2.3 V ~ 4 V
Current - Timekeeping (Max)	1.5mA (Typ) @ 4.5 V ~ 5.5 V
Operating Temperature	0°C ~ 70°C
Mounting Type	Surface Mount
Package / Case	28-SOIC (0.295", 7.50mm Width)
Supplier Device Package	28-SOIC

BQ4845YS-A4 Reviews

Giova*****olina

April 7, 2023

★ ★ ★ ★ ★

Incredible fast delivery,All super OK. Thanks

Gia***** Naik

April 3, 2023

★ ★ ★ ★ ★

These are a great value at this price.

Kenda*****haefer

March 6, 2023

★ ★ ★ ★ ★

Sure appreciate your quality, expertise and professional service. Thank you so much!!!

Nova*****Barker

March 4, 2023

★ ★ ★ ★ ★

They worked great. Not much to say - as far as I can tell they adhere to the specs, and did the job I needed them to. Good transistors for higher current situations.

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BQ4845YS-A4 Packaging

BQ4845YS-A4 FAQ

1. How to order BQ4845YS-A4 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 BQ4845YS-A4 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the BQ4845YS-A4. All suppliers must pass our qualification reviews before they can publish their products including BQ4845YS-A4 on Heisener; we pay more attention to the channels and quality of BQ4845YS-A4 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the BQ4845YS-A4 price and inventory displayed accurate?

The price and inventory of BQ4845YS-A4 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 BQ4845YS-A4?

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 BQ4845YS-A4 we delivered, we will accept the replacement or return of the BQ4845YS-A4 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 BQ4845YS-A4.

(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 BQ4845YS-A4 pin diagram, BQ4845YS-A4 datasheet?

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

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BQ4845YS-A4 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
BQ4845YS-A4TR	Texas Instruments	IC RTC CLK/CALENDAR PAR 28-SOIC	0
BQ4845YS-A4G4	Texas Instruments	IC RTC CLK/CALENDAR PAR 28-SOIC	0
BQ4845YS-A4N	Texas Instruments	IC RTC CLK/CALENDAR PAR 28-SOIC	0
BQ4845YS-A4NTR	Texas Instruments	IC RTC CLK/CALENDAR PAR 28-SOIC	0
BQ4845YS-A4	Texas Instruments	IC RTC CLK/CALENDAR PAR 28-SOIC	0

Part Number	Manufacturer	Description	Stock
BQ4845YS-A4TR D# 2156-BQ4845YS-A4TR-TITR-ND	Rochester Electronics LLC	RTC, NON-VOLATILE, 1 TIMER(S)	671
BQ4845YS-A4N D# 2156-BQ4845YS-A4N-TI-ND	Rochester Electronics LLC	RTC, NON-VOLATILE, 1 TIMER(S)	10509
BQ4845YS-A4 D# 2156-BQ4845YS-A4-TI-ND	Rochester Electronics LLC	RTC, NON-VOLATILE, 1 TIMER(S)	1338
BQ4845YS-A4G4 D# BQ4845YS-A4G4-ND	Texas Instruments	IC RTC CLK/CALENDAR PAR 28-SOIC	0
BQ4845YS-A4NTR D# 2156-BQ4845YS-A4NTR-TITR-ND	Rochester Electronics LLC	RTC, NON-VOLATILE, 1 TIMER(S)	16603

Part Number

Manufacturer

Description

Stock

BQ4845YS-A4TR

D# BQ4845YS-A4TR

Texas Instruments

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

2307

BQ4845YS-A4

D# bq4845YS-a4

Texas Instruments

2270

Part Number

Manufacturer

Description

Stock

BQ4845YS-A4N

Texas Instruments

In stock shipping within 2days

114

Part Number	Manufacturer	Description	Stock
BQ4845YSA4N	Rochester Electronics LLC	OEM/CM QUOTES ONLY \| NO BROKERS	13605
BQ4845YSA4TR	Rochester Electronics LLC	OEM/CM QUOTES ONLY \| NO BROKERS	772
BQ4845YSA4	Rochester Electronics LLC	OEM/CM QUOTES ONLY \| NO BROKERS	2954
BQ4845YSA4NTR	Rochester Electronics LLC	OEM/CM QUOTES ONLY \| NO BROKERS	19456

Part Number	Manufacturer	Description	Stock
BQ4845YSA4NTR	Texas Instruments	OEM/CM ONLY	718
BQ4845YSA4G4	Texas Instruments	OEM/CM ONLY	6003
BQ4845YSA4N	Texas Instruments	OEM/CM ONLY	885
BQ4845YSA4TRG4	Texas Instruments	OEM/CM ONLY	824
BQ4845YSA4NTRG4	Texas Instruments	OEM/CM ONLY	5680
TIBQ4845YSA4N	Texas Instruments	OEM/CM ONLY	170
BQ4845YSA4	Texas Instruments	OEM/CM ONLY	105

Part Number

Manufacturer

Description

Stock

BQ4845YS-A4

Texas Instruments

OEM/CM Immediate delivery

233

Part Number	Manufacturer	Description	Stock
BQ4845YS-A4TR D# NS-BQ4845YS-A4TR	Texas Instruments	OEM/CM ONLY	7884
BQ4845YS-A4N D# NS-BQ4845YS-A4N	Texas Instruments	OEM/CM ONLY	1770
BQ4845YS-A4 D# NS-BQ4845YS-A4	Texas Instruments	OEM/CM ONLY	4683
BQ4845YS-A4NTR D# NS-BQ4845YS-A4NTR	Texas Instruments	OEM/CM ONLY	8629
BQ4845YS-A4G4 D# NS-BQ4845YS-A4G4	Texas Instruments	OEM/CM ONLY	6975
BQ4845YS-A4NTRG4 D# NS-BQ4845YS-A4NTRG4	Texas Instruments	OEM/CM ONLY	6195

Part Number	Manufacturer	Description	Stock
BQ4845YS-A4N	Texas Instruments	Real Time Clock, Non-Volatile, 1 Timer(s), PDSO28 RoHS: Compliant	10509
BQ4845YS-A4	Texas Instruments	Real Time Clock, Non-Volatile, 1 Timer(s), PDSO28 RoHS: Compliant	1338
BQ4845YS-A4NTR	Texas Instruments	Real Time Clock, Non-Volatile, 1 Timer(s), PDSO28 RoHS: Compliant	16603
BQ4845YS-A4TR	Texas Instruments	Real Time Clock, Non-Volatile, 1 Timer(s), PDSO28 RoHS: Compliant	671

Part Number

Manufacturer

Description

Stock

BQ4845YSA4

Texas Instruments

OEM/CM ONLY

879

Part Number

Manufacturer

Description

Stock

BQ4845YS-A4

Texas Instruments

IN stock Immediate delivery

228

Part Number

Manufacturer

Description

Stock

BQ4845YS-A4

Texas Instruments

shipping today

296

BQ4845YS-A4N

Texas Instruments

shipping today

316

Part Number	Manufacturer	Description	Stock
BQ4845YSA4N	Texas Instruments	RFQ	8583
BQ4845YS-A4TR	Texas Instruments	RFQ	11086
BQ4845YS-A4N	Texas Instruments	RFQ	754
BQ4845YS-A4	BMQ	RFQ	2120

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BQ4845YS-A4

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