BQ4847YMT - TI

The pictures are for reference only, and the specific specifications can be found in the product manual.

Part No

BQ4847YMT
Manufacturer

TI
ChipWorker Part#

CW105346104
Category

Real Time Clock IC
Package

DIP-28
Description

Real Time Clock Parallel Clock/Calendar/Supervisor 28Pin DIP Module
Documentation

Datasheet

BQ4847YMT Global Supplier

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BQ4847YMT Specifications

Attribute	Attribute Value

Part Number	BQ4847YMT
Manufacturer	TI
ChipWorker Part#	CW105346104
Category	Real Time Clock IC
Documentation	Datasheet
Mounting Style	Through Hole
Number of Pins	28 Pin
Case/Package	DIP-28
Supply Voltage (DC)	5.00 V
Operating Temperature (Max)	70 ℃
Operating Temperature (Min)	0 ℃
Supply Voltage	4.5V ~ 5.5V
Supply Voltage (Max)	5.5 V
Supply Voltage (Min)	4.5 V
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Operating Temperature	0℃ ~ 70℃
Product Lifecycle Status	Obsolete
Packaging	Tube
RoHS	RoHS Compliant
Lead-Free Status	Lead Free

Product Description

General Description
The bq4847 Real-Time Clock Module is a low-power microprocessor peripheral that integrates a time of-day clock, a100-year calendar, a CPU supervisor, a battery, and a crystal in a 28-pin DIP module. The part is ideal for fax machines, copiers, in dustrial control systems, point-of-sale terminals, data loggers, and computers.
Features
➤Real-Time Clock counts seconds through years in BCD format
➤Integrated battery and crystal
➤On-chip battery-backup switch over circuit with nonvolatile control for an external SRAM
➤130mAh battery capacity
➤±1 minute per month clock accuracy
➤Less than 500nA of clock operation current in backup mode
➤Microprocessor reset valid to VCC=VSS
➤Independent watchdog timer with a programmable time-out period
➤Power-fail interrupt warning
➤Programmable clock alarm interrupt active in battery-backup mode
➤Programmable periodic interrupt
➤Battery-low warning

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- Carefully tested and packaged by ChipWorker
- Vacuum packed
- Anti-static packaging
- Anti-vibration foam
- Income quality control (IQC), 800+ qualified distributors.
- Authorities test the chip to ensure the quality, authenticity and safety of your device.
- Decapsulation control
- X-ray inspection
- XRF inspection
- Electrical testing
- Surface testing

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