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HomeProductsIntegrated Circuits (ICs)Clock/Timing - Real Time ClocksBQ3285S-SB2TR
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BQ3285S-SB2TR - Texas Instruments

Manufacturer Part Number
BQ3285S-SB2TR
Manufacturer
Texas Instruments
Allelco Part Number
32D-BQ3285S-SB2TR
ECAD Model
Parts Description
IC RTC CLK/CALENDAR PAR 24SOIC
Detailed Description
Package
24-SOIC (0.295', 7.50mm Width)
Data sheet
BQ3285S-SB2TR.pdf
RoHs Status
ROHS3 Compliant
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In stock: 15720

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Specifications

BQ3285S-SB2TR Tech Specifications
Texas Instruments - BQ3285S-SB2TR technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - BQ3285S-SB2TR

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 Tape & Reel (TR)  
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-SB2TR

Manufacturer

Texas Instruments

Introduction

Real-time clock (RTC) with battery backup and NVSRAM

Product Features and Performance

Alarm, daylight saving time, leap year support

114 bytes of nonvolatile SRAM

Square wave output

Parallel interface

Product Advantages

Reliable operation with battery backup

Accurate timekeeping with calendar function

Nonvolatile memory for data storage

Key Technical Parameters

Operating voltage: 4.5V to 5.5V

Battery voltage: 2.5V to 4V

Operating temperature: 0°C to 70°C

Package: 24-SOIC

Quality and Safety Features

RoHS3 compliant

Compatibility

Surface mount package

Suitable for various electronic devices

Application Areas

Embedded systems

Industrial equipment

Consumer electronics

Product Lifecycle

This product is still in production and available for purchase.

Several Key Reasons to Choose This Product

Reliable real-time clock with battery backup

Nonvolatile SRAM for data storage

Comprehensive features like alarm, daylight saving, and leap year support

Wide operating voltage and temperature range

Surface mount package for easy integration

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments BQ3285S-SB2TR

Product Attribute BQ3285S-SB2TR BQ3285LSS BQ3285LFSS-A1TR BQ3285LFSS-A1TRG4
Part Number BQ3285S-SB2TR BQ3285LSS BQ3285LFSS-A1TR BQ3285LFSS-A1TRG4
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Date Format YY-MM-DD-dd YY-MM-DD-dd YY-MM-DD-dd YY-MM-DD-dd
Operating Temperature 0°C ~ 70°C - 0°C ~ 70°C 0°C ~ 70°C
Interface Parallel Parallel Parallel Parallel
Package / Case 24-SOIC (0.295', 7.50mm Width) 24-SSOP (0.154", 3.90mm Width) 24-SSOP (0.154", 3.90mm Width) 24-SSOP (0.154', 3.90mm Width)
Type Clock/Calendar Clock/Calendar Clock/Calendar Clock/Calendar
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 Surface Mount Surface Mount Surface Mount
Series - - - -
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
Package Tape & Reel (TR) Tube Tape & Reel (TR) Tape & Reel (TR)
Current - Timekeeping (Max) - - 100µA @ 3V 100µA @ 3V
Memory Size 114B 242B 242B 242B
Supplier Device Package 24-SOIC 24-SSOP 24-SSOP 24-SSOP
Base Product Number BQ3285 BQ3285 BQ3285 BQ3285
Voltage - Supply 4.5V ~ 5.5V 2.7V ~ 3.6V 2.7V ~ 5.5V 2.7V ~ 5.5V
Voltage - Supply, Battery 2.5V ~ 4V 2.4V ~ 4V 2.4V ~ 4V 2.4V ~ 4V

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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-SB2TR Image

BQ3285S-SB2TR

Texas Instruments
32D-BQ3285S-SB2TR

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