Analog Devices DS1284QN+ Real Time Clocks
IC RTC CLK/CALENDAR PAR 28-PLCC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
DS1284QN+
Detailed Description
IC RTC CLK/CALENDAR PAR 28-PLCC
Package
28-LCC (J-Lead)
Key Features
Package / Case: 28-LCC (J-Lead); Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
DS1284QN+ Datasheet
Quick Jump:
Technical Specifications
Analog Devices DS1284QN+ Real Time Clocks technical specifications.
General
Interface
Parallel
Memory Size
50B
Package / Case
28-LCC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C
Supply Voltage
4.5V ~ 5.5V
Features
Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer
Type
Clock/Calendar
Time Format
HH:MM:SS:hh (12/24 hr)
Date Format
YY-MM-DD-dd
Alternate Parts Comparison (DS1284QN+ vs DS1685Q-3/T&R vs DS1685Q-5+ vs DS14285QN+)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 28-LCC | 28-LCC | 28-LCC | 28-LCC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C | 0°C ~ 70°C | 0°C ~ 70°C | -40°C ~ 85°C |
| Supply Voltage | 4.5V ~ 5.5V | 3V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Memory Size | 50B | 242B | 242B | 114B |
| Interface | Parallel | Multiplexed | Parallel | Parallel |
| Date Format | YY-MM-DD-dd | YYYY-MM-DD | YY-MM-DD-dd | YY-MM-DD-dd |
| Time Format | HH:MM:SS:hh (12/24 hr) | HH:MM:SS | HH:MM:SS (12/24 hr) | HH:MM:SS (12/24 hr) |
| Type | Clock/Calendar | Real Time Clock (RTC) | Clock/Calendar | Clock/Calendar |
| Current Timekeeping Max | 7mA @ 5V | -- | 3mA @ 5V | 0.5µA @ 4.5V ~ 5.5V |
| Features | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | -- | Alarm, NVSRAM, Square Wave Output, Y2K | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave |
| Voltage Supply Battery | 2.4V ~ 3.5V | -- | 2.5V ~ 3.7V | 2.5V ~ 3.6V |
| Action |
More Parts in Real Time Clocks
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.