For Reference Only
| Part Number | DS1557WP-120 |
| LIXINC Part # | DS1557WP-120 |
| Manufacturer | Rochester Electronics |
| Category | Integrated Circuits › Clock/Timing - Real Time Clocks |
| Description | NV, Y2K TIMEKEEPING RAM |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | DS1557WP-120 PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 27 - Jan 31 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | DS1557WP-120 |
| Brand: | Rochester Electronics |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits |
| Subcategory: | Clock/Timing - Real Time Clocks |
| Manufacturer: | Rochester Electronics |
| Series: | - |
| Package: | Tube |
| Part Status: | Obsolete |
| Type: | Clock/Calendar |
| Features: | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K |
| Memory Size: | 512KB |
| Time Format: | HH:MM:SS (24 hr) |
| Date Format: | YY-MM-DD-dd |
| Interface: | Parallel |
| Voltage - Supply: | 2.97V ~ 3.63V |
| Voltage - Supply, Battery: | 3V |
| Current - Timekeeping (Max): | 4mA @ 3.3V |
| Operating Temperature: | 0°C ~ 70°C |
| Mounting Type: | Surface Mount |
| Package / Case: | 34-PowerCap™ Module |
| Supplier Device Package: | 34-PowerCap Module |
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| In Stock | 14073 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $66.76000 | $66.76 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
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