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HomeProductsIntegrated Circuits (ICs)Clock/Timing - Real Time ClocksBQ3285S-SB2
BQ3285S-SB2 Image
Image may be representation.
See specifications for product details.

BQ3285S-SB2 - Texas Instruments

Manufacturer Part Number
BQ3285S-SB2
Manufacturer
Texas Instruments
Allelco Part Number
32D-BQ3285S-SB2
ECAD Model
Parts Description
IC RTC CLK/CALENDAR PAR 24SOIC
Detailed Description
Package
24-SOIC (0.295', 7.50mm Width)
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
In stock: 4779

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Quantity

Specifications

BQ3285S-SB2 Tech Specifications
Texas Instruments - BQ3285S-SB2 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - BQ3285S-SB2

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply, Battery 2.5V ~ 4V  
Voltage - Supply 4.5V ~ 5.5V  
Type Clock/Calendar  
Time Format HH:MM:SS (12/24 hr)  
Supplier Device Package 24-SOIC  
Series -  
Package / Case 24-SOIC (0.295', 7.50mm Width)  
Package Tube  
Product Attribute Attribute Value  
Operating Temperature 0°C ~ 70°C  
Mounting Type Surface Mount  
Memory Size 114B  
Interface Parallel  
Features Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output  
Date Format YY-MM-DD-dd  
Current - Timekeeping (Max) -  
Base Product Number BQ3285  

Parts Introduction

Manufacturer Part Number

BQ3285S-SB2

Manufacturer

Texas Instruments

Introduction

The BQ3285S-SB2 is a fully integrated real-time clock/calendar module especially designed for applications requiring data/time tracking with additional features.

Product Features and Performance

Clock/Calendar functionality

Alarm feature

Daylight Savings Time adjustment

Leap Year compatibility

NVSRAM for backup storage

Square Wave output signal

Memory Size of 114 Bytes

Time Format: HH:MM:SS with 12/24 hour option

Date Format: YY-MM-DD-dd

Parallel interface for communication

Product Advantages

Enhanced durability with Surface Mount technology

Reliable operation across varying voltages

Built-in features supporting automated daylight savings and leap year adjustments.

Key Technical Parameters

Voltage - Supply: 4.5V ~ 5.5V

Voltage - Supply, Battery: 2.5V ~ 4V

Operating Temperature: 0°C ~ 70°C

Package / Case: 24-SOIC

Quality and Safety Features

Operates reliably within a specified temperature range ensuring stable performance.

Compatibility

Compatible with many microcontroller units through Parallel interface.

Application Areas

Suitable for embedded systems, computing systems, and any electronics needing real-time clock/calendar functionality.

Product Lifecycle

The product status is active, with no current indications of discontinuation. Continuous manufacture and support are expected.

Several Key Reasons to Choose This Product

Accurate timekeeping essential for system functionality

Additional features like alarm, daylight savings, and leap year adjustments provide added value.

Versatile power supply compatibility

Sturdy surface mount package for enhanced durability

Suitable for a broad range of applications due to its comprehensive feature set

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments BQ3285S-SB2

Product Attribute BQ3285S-SB2 BQ3287EMT BQ3285LFSS-A1TR BQ3285LSS
Part Number BQ3285S-SB2 BQ3287EMT BQ3285LFSS-A1TR BQ3285LSS
Manufacturer Texas Instruments Texas Instruments Texas Instruments Benchmarq
Date Format YY-MM-DD-dd YY-MM-DD-dd YY-MM-DD-dd YY-MM-DD-dd
Supplier Device Package 24-SOIC 24-DIP Module 24-SSOP 24-SSOP
Voltage - Supply 4.5V ~ 5.5V 4.5V ~ 5.5V 2.7V ~ 5.5V 2.7V ~ 3.6V
Type Clock/Calendar Clock/Calendar Clock/Calendar Clock/Calendar
Package Tube Tube Tape & Reel (TR) Tube
Base Product Number BQ3285 BQ3287 BQ3285 -
Memory Size 114B 242B 242B 242B
Current - Timekeeping (Max) - - 100µA @ 3V -
Package / Case 24-SOIC (0.295', 7.50mm Width) 24-DIP Module (0.61', 15.49mm) 24-SSOP (0.154", 3.90mm Width) 24-SSOP (0.154", 3.90mm Width)
Voltage - Supply, Battery 2.5V ~ 4V - 2.4V ~ 4V 2.4V ~ 4V
Operating Temperature 0°C ~ 70°C 0°C ~ 70°C 0°C ~ 70°C -
Series - - - -
Time Format HH:MM:SS (12/24 hr) HH:MM:SS (12/24 hr) HH:MM:SS (12/24 hr) HH:MM:SS (12/24 hr)
Mounting Type Surface Mount Through Hole Surface Mount Surface Mount
Interface Parallel Parallel Parallel Parallel
Features Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output

BQ3285S-SB2 Datasheet PDF

Download BQ3285S-SB2 pdf datasheets and Texas Instruments documentation for BQ3285S-SB2 - Texas Instruments.

HTML Datasheet
Cylindrical Battery Holders.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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BQ3285S-SB2 Image

BQ3285S-SB2

Texas Instruments
32D-BQ3285S-SB2

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