For Reference Only
| Part Number | RTC-4543SB:B3 ROHS |
| Manufacturer | EPSON |
| Category | Integrated Circuits (ICs) › Real Time Clocks |
| Description | IC RTC CLK/CALENDAR SER 18-SOP |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | RTC-4543SB:B3 ROHS 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: | RTC-4543SB:B3 ROHS |
| Brand: | EPSON |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits (ICs) |
| Subcategory: | Real Time Clocks |
| Manufacturer: | EPSON |
| Product Status: | Obsolete |
| Type: | Clock/Calendar |
| Features: | Leap Year |
| Memory Size: | - |
| Time Format: | HH:MM:SS (24 hr) |
| Date Format: | YY-MM-DD-dd |
| Interface: | 3-Wire Serial |
| Voltage - Supply: | 2.5V ~ 5.5V |
| Voltage - Supply, Battery: | - |
| Current - Timekeeping (Max): | 1µA ~ 3µA @ 2V ~ 5V |
| Operating Temperature: | -40°C ~ 85°C |
| Mounting Type: | Surface Mount |
| Package / Case: | 18-SOIC (0.209", 5.30mm Width) |
| Supplier Device Package: | 18-SOP |
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| In Stock | 41054 pieces - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 250 | $2.31252 | $578.13 |
| 500 | $2.07500 | $1037.5 |
| 750 | $1.87500 | $1406.25 |
| 1250 | $1.75000 | $2187.5 |
| 2500 | $1.66250 | $4156.25 |
| 6250 | $1.60000 | $10000 |
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
Please feel free to contact us for details.
