Texas Instruments BQ4802YDWR
- Part No.:
- BQ4802YDWR
- Manufacturer:
- Texas Instruments
- Category:
- Real Time Clocks
- Package:
- 28-SOIC (0.295", 7.50mm Width)
- Datasheet:
-
BQ4802YDWR.pdf
- Description:
- IC RTC CLK/CALENDAR PAR 28SOIC
- Quantity:
- Payment:

- Shipping:

Inventory:517
Please send an inquiry. Send us your inquiry, and we will respond immediately.
BQ4802YDWR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Series:
- -
- Package/Case:
- 28-SOIC (0.295", 7.50mm Width)
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- 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:
- 4.5V ~ 5.5V
- Voltage - Supply, Battery:
- 2.4V ~ 4V
- Current - Timekeeping (Max):
- 1.5mA (Typ) @ 4.5 V ~ 5.5 V
- Operating Temperature:
- 0°C ~ 70°C
- Mounting Type:
- Surface Mount
- Grade:
- -
- Qualification:
- -
- Supplier Device Package:
- 28-SOIC
BQ4802YDWR FAQ
1.How can I place an order for BQ4802YDWR through Aetrix?
Please submit a Request for Quotation (RFQ) for BQ4802YDWR on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for BQ4802YDWR reliable?
The price and inventory of BQ4802YDWR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for BQ4802YDWR is usually 5 days.
3.What payment methods are accepted for BQ4802YDWR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for BQ4802YDWR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for BQ4802YDWR?
BQ4802YDWR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your BQ4802YDWR order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for BQ4802YDWR?
For technical support, including BQ4802YDWR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your BQ4802YDWR requirements.
6.How does Aetrix verify that BQ4802YDWR is sourced from the original manufacturer or authorized distributors?
All BQ4802YDWR products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that BQ4802YDWR meets industry standards.
7.What is the process for return or replacement of BQ4802YDWR?
All BQ4802YDWR units undergo pre-shipment inspection (PSI). If there is an issue with BQ4802YDWR, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The BQ4802YDWR part is unused and in its original packaging.
Return procedure for BQ4802YDWR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
BQ4802YDWR Tags

-
MCP7940N-I/SN
Microchip Technology

-
MCP7940MT-I/MNY
Microchip Technology

-
PCF85063ATL/1,118
NXP USA Inc.

-
MCP7940NT-I/SN
Microchip Technology

-
MCP7940NT-I/MS
Microchip Technology

-
MCP7940N-I/MS
Microchip Technology

-
PCF85063AT/AY
NXP USA Inc.
-
PCF85063TP/1Z
NXP USA Inc.

-
PCF85063ATT/AJ
NXP USA Inc.

-
MCP7940NT-E/SN
Microchip Technology

-
MCP7940NT-I/MNY
Microchip Technology

-
MCP79400T-I/SN
Microchip Technology
Tech Hub
Jumper cables guide covering safe connection order, red and black clamp placement, final ground connection, cable gauge, length, clamp quality, copper vs CCA cables, jump starter comparison and battery…
LDO regulator guide covering low dropout voltage, power dissipation, thermal design, PSRR, output noise, capacitor stability, adjustable LDO circuits, LDO vs buck converter and datasheet selection chec…
Conditional Access Module guide covering CAM meaning, CI/CI+ interface, smart card authorization, DVB security workflow, TV and set-top box compatibility, internal electronics, ESD protection, connecto…
Guide to electronic component obsolescence covering EOL risk, PCN/PDN notices, last-time buy planning, replacement options, form-fit-function validation, counterfeit risk and BOM lifecycle management.
18650 battery guide covering lithium-ion cell basics, 3.6V/3.7V voltage, 4.2V charging, mAh and Wh capacity, protected cells, chargers, BMS, series-parallel packs, holders, welding and sourcing checks.…
Hall effect sensor guide covering working principle, linear and digital sensors, Arduino circuits, current sensing, speed detection, automotive applications, A3144 examples, signal filtering and datash…
Product Change Notification guide for electronic components, covering PCN meaning, PCN vs PDN/EOL, common change types, risk levels, form-fit-function review, engineering validation, BOM control, LTB/L…
A practical guide to blend door actuators, covering HVAC function, symptoms, location, AC and heater issues, reset and calibration, replacement cost, electrical diagnosis, compatibility checks, and rep…
Engineering guide to Raspberry Pi alternatives, covering chip-level differences, Orange Pi, ROCK, Jetson, Banana Pi, NanoPi, Compute Module, Pico, GPIO, camera, HAT compatibility, and replacement risks…
Engineering guide to dynamic load response testing for high-current buck converters, covering load step setup, slew rate, Vcore undershoot, overshoot, recovery time, probe location, output capacitors a…

