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DS1374U-3+T&R

  • Available: 3000

Reference Price(In US Dollars)

QtyUnit PriceExt.Price
1+US $3.13650US $3.14
10+US $2.82285US $28.23
30+US $2.19555US $65.87
100+US $1.80349US $180.35
500+US $1.72508US $862.54
1000+US $1.56825US $1568.25

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  • Description
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Description
General Description
The DS1374 is a 32-bit binary counter designed to continuously count time in seconds. An additional counter gen erates a periodic alarm or serves as a watchdog timer. If disabled, this counter can be used as 3 bytes of non volatile (NV) RAM. Separate output pins are provided for an interrupt and a square wave at one of four selectable frequencies. A precision temperature-compensated refer ence and comparator circuit monitor the status of VCC to detect power failures, provide a reset output, and auto matically switch to the backup supply when necessary. Additionally, the reset pin is monitored as a pushbutton input for externally generating a reset.
The device is programmed serially through an I2C serial interface.
Features
♦ 32-Bit Binary Counter
♦ Second Binary Counter Provides Time-of-Day Alarm, Watchdog Timer, or NV RAM
♦ Separate Square-Wave and Interrupt Output Pins
♦ I2C Serial Interface
♦ Automatic Power-Fail Detect and Switch Circuitry
♦ Single-Pin Pushbutton Reset Input/Open-Drain Reset Output
♦ Low-Voltage Operation
♦ Trickle-Charge Capability
♦ -40°C to +85°C Operating Temperature Range
♦ 10-Pin µSOP, 16-Pin SO
♦ Available in a Surface-Mount Package with an Integrated Crystal (DS1374C)
♦ Underwriters Laboratories (UL) Recognized
Alternatives

Functional Equivalent (FE) materials, including Fused Filament Fabrication (FFF) form, assembly, and functionally compatible substitute materials.

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