For Reference Only
| Part Number | DS1644-120 |
| Manufacturer | Analog Devices Inc./Maxim Integrated |
| Category | Integrated Circuits (ICs) › Real Time Clocks |
| Description | IC RTC CLK/CALENDAR PAR 28-EDIP |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | DS1644-120 PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Dec 07 - Dec 11 2025(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment | 
|
| Shipping |  |
| Part Number: | DS1644-120 |
| Brand: | Analog Devices Inc./Maxim Integrated |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits (ICs) |
| Subcategory: | Real Time Clocks |
| Manufacturer: | Analog Devices Inc./Maxim Integrated |
| Product Status: | Obsolete |
| Type: | Clock/Calendar |
| Features: | Leap Year, NVSRAM |
| Memory Size: | 32KB |
| Time Format: | HH:MM:SS (24 hr) |
| Date Format: | YY-MM-DD-dd |
| Interface: | Parallel |
| Voltage - Supply: | 4.5V ~ 5.5V |
| Voltage - Supply, Battery: | - |
| Current - Timekeeping (Max): | 4mA @ 4.5V ~ 5.5V |
| Operating Temperature: | 0°C ~ 70°C |
| Mounting Type: | Through Hole |
| Package / Case: | 28-DIP Module (0.600", 15.24mm) |
| Supplier Device Package: | 28-EDIP |
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| In Stock | 73547 pieces - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $0.00000 | $0 |
Due to the impact of the COVID-19,the above prices have not been updated, please resend the inquiry to us, thank you for your understanding
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