For Reference Only
| Part Number | DS1643-70+ |
| LIXINC Part # | DS1643-70+ |
| Manufacturer | Maxim Integrated |
| Category | Integrated Circuits › Clock/Timing - Real Time Clocks |
| Description | IC RTC CLK/CALENDAR PAR 28-EDIP |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | DS1643-70+ PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 25 - Jan 29 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | DS1643-70+ |
| Brand: | Maxim Integrated |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Integrated Circuits |
| Subcategory: | Clock/Timing - Real Time Clocks |
| Manufacturer: | Maxim Integrated |
| Series: | - |
| Package: | Tube |
| Part Status: | Obsolete |
| Type: | Clock/Calendar |
| Features: | Leap Year, NVSRAM |
| Memory Size: | 8KB |
| 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): | 3mA @ 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 |
| PT7C4302WE | IC RTC CLK/CALENDAR SER 8-SOIC | 926 More on Order |
|
| ISL12029IB30AZ-T | IC RTC CLK/CALENDAR I2C 14-SOIC | 853 More on Order |
|
| AB0813-T3 | IC RTC CLK/CALENDAR SPI 16-QFN | 819 More on Order |
|
| ISL12029AIB27Z-T | IC RTC CLK/CALENDAR I2C 14-SOIC | 846 More on Order |
|
| DS1743-70+ | IC RTC CLK/CALENDAR PAR 28-EDIP | 959 More on Order |
|
| RTC-4701NB:B3 ROHS | IC RTC CLK/CALENDAR SER 22-SON | 896 More on Order |
|
| DS1393U-18+T&R | IC RTC CLK/CALENDAR SER 10-USOP | 838 More on Order |
|
| ISL12029IV27Z-T | IC RTC CLK/CALENDAR I2C 14-TSSOP | 990 More on Order |
|
| DS17485S-5 | IC RTC CLK/CALENDAR PAR 24-SOIC | 977 More on Order |
|
| DS1553-85+ | IC RTC CLK/CALENDAR PAR 28-EDIP | 936 More on Order |
|
| AB1801-T3 | IC RTC CLK/CALENDAR I2C 16-QFN | 951 More on Order |
|
| MCP795B21-I/ST | IC RTC CLK/CALENDAR SPI 14-TSSOP | 936 More on Order |
|
| M41T0DS6F | IC RTC CLK/CALENDAR I2C 8-TSSOP | 983 More on Order |
| In Stock | 10833 - 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 |
|---|---|---|
| 1 | $0.0000 | $0 |
| 100 | $0.0000 | $0 |
| 500 | $0.0000 | $0 |
| 1000 | $0.0000 | $0 |
| 2500 | $0.0000 | $0 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.