| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Programmable | Type | Features | Memory Size | Time Format | Date Format | Interface | Voltage - Supply | Voltage - Supply, Battery | Current - Timekeeping (Max) | Operating Temperature | Mounting Type | Grade | Qualification | Supplier Device Package | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
                 
                   
                
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                    DS12887A+IC RTC CLK/CALENDAR PAR 24EDIP  |  
                494 | 
                
                     | 
                 
                  
                  
                    
                       Datasheet  | 	
	
                
                - | 24-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 114B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 4V | 15mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Through Hole | - | - | 24-EDIP | 
                 
                   
                
                 | 
				
                    DS12887+IC RTC CLK/CALENDAR PAR 24EDIP  |  
                0 | 
                
                     | 
                 
                  
                  
                    
                       Datasheet  | 	
	
                
                - | 24-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 114B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 4V | 15mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Through Hole | - | - | 24-EDIP | 
                 
                   
                
                 | 
				
                    DS1501WZN+T&RIC RTC CLK/CALENDAR PAR 28SOIC  |  
                840 | 
                
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                       Datasheet  | 	
	
                
                - | 28-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 3V ~ 3.6V | 2.5V ~ 3.7V | 4mA @ 3V ~ 3.6V | -40°C ~ 85°C | Surface Mount | - | - | 28-SOIC | 
                 
                   
                
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                    DS1501WZN+IC RTC CLK/CALENDAR PAR 28SOIC  |  
                1,266 | 
                
                     | 
                 
                  
                  
                    
                       Datasheet  | 	
	
                
                - | 28-SOIC (0.295", 7.50mm Width) | Tube | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 3V ~ 3.6V | 2.5V ~ 3.7V | 4mA @ 3V ~ 3.6V | -40°C ~ 85°C | Surface Mount | - | - | 28-SOIC | 
| 
                 
                   | 
				
                    M48T02-70PC1IC RTC CLK/CALENDAR PAR 24DIP  |  
                1,001 | 
                
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                       Datasheet  | 	
	
                
                Timekeeper® | 24-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.75V ~ 5.5V | - | 3mA @ 4.7V ~ 5.5V | 0°C ~ 70°C | Through Hole | - | - | 24-PCDIP, CAPHAT® | 
                 
                   
                
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                    DS1687-3+IC RTC CLK/CALENDAR PAR 24EDIP  |  
                253 | 
                
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                       Datasheet  | 	
	
                
                - | 24-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Alarm, NVSRAM, Square Wave Output, Y2K | 242B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 2.7V ~ 3.7V | 2.5V ~ 3.7V | 2mA @ 3V | 0°C ~ 70°C | Through Hole | - | - | 24-EDIP | 
                 
                   
                
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                    M48T08Y-10MH1FIC RTC CLK/CALENDAR PAR 28SOH  |  
                2,086 | 
                
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                       Datasheet  | 	
	
                
                Timekeeper® | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Leap Year, Watchdog Timer | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 3mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Surface Mount | - | - | 28-SOH | 
                 
                   
                
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                    M48T35Y-70MH1FIC RTC CLK/CALENDAR PAR 28SOH  |  
                1,093 | 
                
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                       Datasheet  | 	
	
                
                Timekeeper® | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 2mA @ 4.75V ~ 5.5V | 0°C ~ 70°C | Surface Mount | - | - | 28-SOH | 
                 
                   
                
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                    M48T37V-10MH1FIC RTC CLK/CALENDAR PAR 44SOH  |  
                404 | 
                
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                       Datasheet  | 	
	
                
                Timekeeper® | 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Watchdog Timer | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 3V ~ 3.6V | - | 2mA @ 3V ~ 3.6V | 0°C ~ 70°C | Surface Mount | - | - | 44-SOH | 
                 
                   
                
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                    DS1687-5+IC RTC CLK/CALENDAR PAR 24EDIP  |  
                907 | 
                
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                       Datasheet  | 	
	
                
                - | 24-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Alarm, NVSRAM, Square Wave Output, Y2K | 242B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 3mA @ 5V | 0°C ~ 70°C | Through Hole | - | - | 24-EDIP | 
                 
                   
                
                 | 
				
                    M48T35AV-10MH1FIC RTC CLK/CALENDAR PAR 28SOH  |  
                1,124 | 
                
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                       Datasheet  | 	
	
                
                Timekeeper® | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 3V ~ 3.6V | - | 2mA @ 3V ~ 3.6V | 0°C ~ 70°C | Surface Mount | - | - | 28-SOH | 
| 
                 
                   | 
				
                    M48T02-150PC1IC RTC CLK/CALENDAR PAR 24DIP  |  
                127 | 
                
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                       Datasheet  | 	
	
                
                Timekeeper® | 24-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.75V ~ 5.5V | - | 3mA @ 4.7V ~ 5.5V | 0°C ~ 70°C | Through Hole | - | - | 24-PCDIP, CAPHAT® | 
                 
                   
                
                 | 
				
                    DS17287-5+IC RTC CLK/CALENDAR PAR 24EDIP  |  
                548 | 
                
                     | 
                 
                  
                  
                    
                       Datasheet  | 	
	
                
                - | 24-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 2KB | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 3mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Through Hole | - | - | 24-EDIP | 
                 
                   
                
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                    DS1315-5+IC RTC PHANTOM CHIP PAR 16DIP  |  
                146 | 
                
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                       Datasheet  | 	
	
                
                - | 16-DIP (0.300", 7.62mm) | Tube | Active | Not Verified | Phantom Time Chip | Leap Year | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 1.3mA @ 5V | 0°C ~ 70°C | Through Hole | - | - | 16-PDIP | 
                 
                   
                
                 | 
				
                    DS1687-5IND+IC RTC CLK/CALENDAR PAR 24EDIP  |  
                326 | 
                
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                       Datasheet  | 	
	
                
                - | 24-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Alarm, NVSRAM, Square Wave Output, Y2K | 242B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 2.5V ~ 3.7V | 3mA @ 5V | -40°C ~ 85°C | Through Hole | - | - | 24-EDIP | 
| 
                 
                   | 
				
                    DS1511W+IC RTC CLK/CALENDAR PAR 28EDIP  |  
                0 | 
                
                     | 
                 
                  
                  
                    
                       Datasheet  | 	
	
                
                - | 28-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | 256B | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 3V ~ 3.6V | 2.5V ~ 3.7V | 4mA @ 3V ~ 3.6V | 0°C ~ 70°C | Through Hole | - | - | 28-EDIP | 
| 
                 
                   | 
				
                    DS1554-70+IC RTC CLK/CALENDAR PAR 32EDIP  |  
                396 | 
                
                     | 
                 
                  
                  
                    
                       Datasheet  | 	
	
                
                - | 32-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | 32KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 6mA @ 5V | 0°C ~ 70°C | Through Hole | - | - | 32-EDIP | 
                 
                   
                
                 | 
				
                    DS1744W-120IND+IC RTC CLK/CALENDAR PAR 28EDIP  |  
                796 | 
                
                     | 
                 
                  
                  
                    
                       Datasheet  | 	
	
                
                - | 28-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Y2K | 32KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 2.97V ~ 3.63V | - | 2mA @ 3.3V | -40°C ~ 85°C | Through Hole | - | - | 28-EDIP | 
                 
                   
                
                 | 
				
                    DS1744P-70+IC RTC CLK/CALENDAR PAR 34PCM  |  
                328 | 
                
                     | 
                 
                  
                  
                    
                       Datasheet  | 	
	
                
                - | 34-PowerCap™ Module | Tray | Active | Not Verified | Clock/Calendar | Leap Year, NVSRAM, Y2K | 32KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | 3V | 4mA @ 5V | 0°C ~ 70°C | Surface Mount | - | - | 34-PowerCap Module | 
                 
                   
                
                 | 
				
                    DS1243Y-120+IC RTC PHANTOM CHIP PAR 28EDIP  |  
                0 | 
                
                     | 
                 
                  
                  
                    
                       Datasheet  | 	
	
                
                - | 28-DIP Module (0.600", 15.24mm) | Tube | Active | Not Verified | Phantom Time Chip | Leap Year | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 7mA @ 3.3V | 0°C ~ 70°C | Through Hole | - | - | 28-EDIP |