Part Number
|
DS1318 |
Manufacturer
|
Maxim Integrated |
Description
|
Parallel-Interface Elapsed Time Counter |
Published
|
Mar 27, 2020 |
Detailed Description
|
19-5664; Rev 1; 12/10
Parallel-Interface Elapsed Time Counter
DS1318
General Description
The DS1318 parallel-interface...
|
Datasheet
|
DS1318
|
Overview
19-5664; Rev 1; 12/10
Parallel-Interface Elapsed Time Counter
DS1318
General Description
The DS1318 parallel-interface elapsed time counter (ETC) is a 44-bit counter that maintains the amount of time that the device operates from main and/or backup power or during an external event.
The internal frequency of the counter clock is 4.
096kHz, which provides a 244µs resolution and a maximum count of over 136 years.
A built-in power-sense circuit detects power failures, automatically switches to the backup supply, and controls the timer.
If an external event timer is desired, the control input EXT can control the counter operation.
An open-drain output provides an interrupt, and a square-wave ou...
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