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Orders Over
$5000BQ4847YMT
Clock module with non-volatile memory
Brands: TEXAS INSTRUMENTS INC
Mfr.Part #: BQ4847YMT
Datasheet: BQ4847YMT Datasheet (PDF)
Package/Case: 28-DIP Module
Product Type: Real Time Clocks
RoHS Status:
Stock Condition: 9,366 pcs, New Original
Warranty: 1 Year Ovaga Warranty - Find Out More
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BQ4847YMT General Description
Real Time Clock IC; Date Format:BCD; Time Format:BCD; Clock IC Type:RTC; Interface Type:Parallel; Supply Voltage Range:5V; Digital IC Case Style:DIP; No. of Pins:28; Operating Temperature Range:0°C to +70°C ;RoHS Compliant: Yes
Features
- ➤ Direct clock/calendar replacement for IBM® AT-compatible computers and other applications
- ➤ Functionally compatible with the DS1285
- - Closely matches MC146818A pin configuration
- ➤ 114 bytes of general nonvolatile storage
- ➤ Automatic backup and writeprotect control to external SRAM
- ➤ 160 ns cycle time allows fast bus operation
- ➤ Selectable Intel or Motorola bus timing (PLCC), Intel bus timing (DIP and SOIC)
- ➤ Less than 0.5 µA load under battery operation
- ➤ 14 bytes for clock/calendar and control
- ➤ Calendar in day of the week, day of the month, months, and years, with automatic leap-year adjustment
- ➤ Time of day in seconds, minutes, and hours
- - 12- or 24-hour format
- - Optional daylight saving adjustment
- ➤ BCD or binary format for clock and calendar data
- ➤ Programmable square wave output
- ➤ Three individually maskable interrupt event flags:
- - Periodic rates from 122 µs to 500 ms
- - Time-of-day alarm once per second to once per day
- - End-of-clock update cycle
- ➤ 24-pin plastic DIP or SOIC
Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Source Content uid | BQ4847YMT | Pbfree Code | No |
| Rohs Code | No | Part Life Cycle Code | Obsolete |
| Ihs Manufacturer | TEXAS INSTRUMENTS INC | Package Description | DIP, DIP28,.6 |
| Reach Compliance Code | compliant | External Data Bus Width | 8 |
| Information Access Method | PARALLEL, DIRECT ADDRESS | Interrupt Capability | Y |
| JESD-30 Code | R-XDMA-T28 | Number of Terminals | 28 |
| Number of Timers | Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | Package Body Material | UNSPECIFIED | |
| Package Code | DIP | Package Equivalence Code | DIP28,.6 |
| Package Shape | RECTANGULAR | Package Style | MICROELECTRONIC ASSEMBLY |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | Power Supplies | 5 V |
| Qualification Status | Not Qualified | Supply Voltage-Max | 5.5 V |
| Supply Voltage-Min | 4.5 V | Supply Voltage-Nom | 5 V |
| Surface Mount | NO | Technology | CMOS |
| Temperature Grade | COMMERCIAL | Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54 mm | Terminal Position | DUAL |
| Time-Min | SECONDS | Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Volatile | NO |
Shipping
| Shipping Type | Ship Fee | Lead Time | |
|---|---|---|---|
 |
DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
 |
REGISTERED AIR MAIL | $20.00-$40.00 (0.50 KG) | 2-5 days |
Processing Time：Shipping fee depend on different zone and country.
Payment
| Terms of payment | Hand Fee | |
|---|---|---|
 |
Wire Transfer | charge US$30.00 banking fee. |
 |
Paypal | charge 4.0% service fee. |
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Credit Card | charge 3.5% service fee. |
 |
Western Union | charge US.00 banking fee. |
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Money Gram | charge US$0.00 banking fee. |
Guarantees
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
Packing
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![Product]( "Product")
Step1 :Product
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![Vacuum packaging]( "Vacuum packaging")
Step2 :Vacuum packaging
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![Anti-static bag]( "Anti-static bag")
Step3 :Anti-static bag
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Step4 :Individual packaging
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Step5 :Packaging boxes
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Step6 :bar-code shipping tag
All the products will packing in anti-staticbag. Ship with ESD antistatic protection.
Outside ESD packing’s lable will use ourcompany’s information: Part Mumber, Brand and Quantity.
We will inspect all the goods before shipment,ensure all the products at good condition and ensure the parts are new originalmatch datasheet.
After all the goods are ensure no problems afterpacking, we will packing safely and send by global express. It exhibitsexcellent puncture and tear resistance along with good seal integrity.
Part points
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The BQ4847YMT is a real-time clock (RTC) chip manufactured by Texas Instruments. It includes a clock/calendar, battery backup, and alarm functions. This chip is commonly used in electronic devices to keep track of time and date even when powered off.
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Equivalent
The equivalent products of the BQ4847YMT chip include the DS3231, MCP79410, and PCF2123. These chips are all real-time clock (RTC) modules that offer similar functionalities such as timekeeping and calendar functions. -
Features
1. Real-time clock/calendar with battery backup 2. Non-volatile, 2-wire serial interface 3. Automatic backup switching and write protection 4. Clock accuracy of ±1 minute per month 5. Operating temperature range of -40°C to 85°C 6. Low power consumption: < 300nA in backup mode 7. Small package size: 8-pin SOIC or DFN package -
Pinout
The BQ4847YMT is a real-time clock IC with 24-pin count. It features a clock/calendar, programmable alarms, and battery backup. It is commonly used in applications that require accurate timekeeping capabilities. -
Manufacturer
The manufacturer of BQ4847YMT is Texas Instruments. Texas Instruments is a semiconductor company that designs and manufactures electronic components for a variety of industries, including consumer electronics, automotive, industrial, and communication equipment. -
Application Field
The BQ4847YMT is commonly used in industrial automation systems, telecommunications equipment, medical devices, consumer electronics, and utility meters. It is particularly well-suited for applications that require precision real-time clock and calendar functions, such as scheduling, data logging, and timing control. -
Package
The BQ4847YMT chip is a small outline package (SOP), its form is surface mount, and the size is 8-pin.
We provide high quality products, thoughtful service and after sale guarantee
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We have rich products, can meet your various needs.
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Minimum order quantity starts from 1pcs.
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Lowest international shipping fee starts from $0.00
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365 days quality guarantee for all products
