Analog Devices
Maxim Integrated DS1390U-33+, SPI Real-Time Clock/Calendar, 10-uMAX/uSOP, 2.97V–5.5V supply, -40°C to 85°C, alarm, trickle-charger, square-wave output.
MOQ 1 · Tube · RoHS · EIA-481 · DAP/DDP · T/T
| Parameter / Attribute | Specification / Value |
|---|---|
| Type | Clock/Calendar |
| Mounting | Surface Mount |
| Supply voltage | 2.97V ~ 5.5V |
| Voltage - supply, battery | 1.3V ~ 5.5V |
| Current - timekeeping | 175µA @ 2.97V ~ 5.5V |
| Interface | SPI |
| Operating temperature | -40°C ~ 85°C |
| Package | Tube |
| Features | Alarm, Leap Year, Square Wave Output, Trickle-Charger |
| Date format | YY-MM-DD-dd |
| Time format | HH:MM:SS:hh (12/24 hr) |
| Case | 10-TFSOP, 10-MSOP (0.118\", 3.00mm Width) |
The Maxim Integrated DS1390U-33+ is a SPI-bus real-time clock/calendar in a 10-pin uMAX/uSOP surface-mount package. It tracks time in HH:MM:SS:hh (12/24 hr) and date in YY-MM-DD-dd format, with an integrated alarm, square-wave output, and a trickle-charger for backup battery maintenance.
It is ROHS3 compliant.