| Type | Description | 
|---|---|
| Series: | - | 
| Package: | Tube | 
| Part Status: | Active | 
| Type: | Clock/Calendar | 
| Features: | Alarm, NVSRAM, Square Wave Output, Y2K | 
| Memory Size: | 242B | 
| Time Format: | HH:MM:SS (12/24 hr) | 
| Date Format: | YY-MM-DD-dd | 
| Interface: | Parallel | 
| Voltage - Supply: | 2.7V ~ 3.7V | 
| Voltage - Supply, Battery: | 2.5V ~ 3.7V | 
| Current - Timekeeping (Max): | 2mA @ 3V | 
| Operating Temperature: | 0°C ~ 70°C | 
| Mounting Type: | Through Hole | 
| Package / Case: | 24-DIP Module (0.600", 15.24mm) | 
| Supplier Device Package: | 24-EDIP | 
| Image | Part Number | Description | Stock / Unit Price | 
|---|---|---|---|
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                                    DS1742-70Linear Technology (Analog Devices, Inc.) | 
                                
                                     DS1742 Y2KC NV TIMEKEEPING RAM  | 
                                
                                     In Stock: 0 $0.66000  | 
                            
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                                    MCP79510-I/MSRoving Networks / Microchip Technology | 
                                
                                     IC RTC CLK/CALENDAR SPI 10-MSOP  | 
                                
                                     In Stock: 769 $1.12000  | 
                            
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                                    DS1244Y-70Linear Technology (Analog Devices, Inc.) | 
                                
                                     256K NV SRAM & PHANTOM CLOCK  | 
                                
                                     In Stock: 0 $16.96000  | 
                            
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                                    S-35199A01-HRT1ABLIC U.S.A. Inc. | 
                                
                                     IC RTC CLK/CALENDAR  | 
                                
                                     In Stock: 0 $0.93015  | 
                            
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                                    AB-RTCMC-32.768KHZ-B5GA-S3-TAbracon | 
                                
                                     IC RTC CLK/CALENDAR I2C MODULE  | 
                                
                                     In Stock: 258 $5.88000  | 
                            
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                                    DS1375T+T&RMaxim Integrated | 
                                
                                     IC RTC CLK/CALENDAR I2C 6-TDFN  | 
                                
                                     In Stock: 2,255 $1.49000  | 
                            
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                                    MCP79410-I/MSRoving Networks / Microchip Technology | 
                                
                                     IC RTC CLK/CALENDAR I2C 8-MSOP  | 
                                
                                     In Stock: 1,618 $0.94000  | 
                            
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                                    DS1501YELinear Technology (Analog Devices, Inc.) | 
                                
                                     Y2K-COMPLIANT WATCHDOG RTCS  | 
                                
                                     In Stock: 1,487 $6.69000  | 
                            
![]()  | 
                                
                                    DS17285SN-5+Maxim Integrated | 
                                
                                     IC RTC CLK/CALENDAR PAR 24-SOIC  | 
                                
                                     In Stock: 60 $10.32000  | 
                            
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                                    RX-4803LC:UBB PURE SNEpson | 
                                
                                     IC RTC CALENDAR SPI 12VSOJ  | 
                                
                                     In Stock: 0 $4.67140  |