Datasheet Details
| Part number | DS1680 |
|---|---|
| Manufacturer | Dallas Semiconductor |
| File Size | 386.55 KB |
| Description | Portable System Controller |
| Datasheet |
 DS1680 Datasheet
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General Description
The DS1680 incorporates many functions necessary for low-power portable products, providing an RTC, NV RAM controller, microprocessor monitor, power- fail warning, 10-bit ADC, and a touch-screen controller in one chip.
Key Features
- Real-time clock (RTC).
- Counts seconds, minutes, hours, date, month, day of the week, and year with leap-year compensation valid up to 2100.
- Power control circuitry supports system power-on from day/time alarm Microprocessor monitor.
- Halts microprocessor during power- fail.
- Automatically restarts microprocessor after power failure.
- Monitors pushbutton for external override.
- Halts and resets an out of control microprocessor NV RAM control.