| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Package/Case | Packaging | Series | ProductStatus | Type | Features | MemorySize | TimeFormat | DateFormat | Interface | Voltage-Supply | Voltage-SupplyBattery | Current-Timekeeping(Max) | OperatingTemperature | MountingType | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
                 
                   
                
                 | 
				
                    RX8804CE XB0IC RTC CLK/CALENDAR I2C 10-SMD  |  
                2,409 | 3.99 | 
                
                    RFQ | 
               
                   10-SMD, No Lead | Tape & Reel (TR),Cut Tape (CT) | RX8804CE | Active | Clock/Calendar | Alarm | - | HH:MM:SS | YY-MM-DD | I²C | 1.6V ~ 5.5V | - | 1.5µA ~ 1.6µA @ 3V ~ 5V | -40°C ~ 105°C | Surface Mount | |
                 
                   
                
                 | 
				
                    X1227S8Z-2.7ARTC, NON-VOLATILE  |  
                10,454 | 2.25 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                8-SOIC (0.154, 3.90mm Width) | Tube | - | Obsolete | Clock/Calendar | Alarm, Leap Year, Supervisor, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5V | 0°C ~ 70°C | Surface Mount | 
                 
                   
                
                 | 
				
                    BQ3285LCSTIMER OR RTC, VOLATILE, CMOS  |  
                2,204 | 2.31 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                - | Bulk | * | Active | - | - | - | - | - | - | - | - | - | - | - | 
                 
                   
                
                 | 
				
                    BQ3285ESS-NREAL TIME CLOCK, 1 TIMER(S)  |  
                2,318 | 2.43 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                - | Bulk | * | Active | - | - | - | - | - | - | - | - | - | - | - | 
                 
                   
                
                 | 
				
                    DS1344D-18+TRLOW-CURRENT SPI/3-WIRE RTC  |  
                2,446 | 2.51 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                - | Bulk | * | Active | - | - | - | - | - | - | - | - | - | - | - | 
                 
                   
                
                 | 
				
                    DS1339BU+TIC RTC CLK/CALENDAR I2C 8-UMAX  |  
                3,000 | 4.56 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                8-TSSOP, 8-MSOP (0.118, 3.00mm Width) | Tape & Reel (TR),Cut Tape (CT) | - | Active | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Trickle-Charger | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 1.71V ~ 5.5V | 1.3V ~ 3.7V | 200µA @ 1.71V ~ 5.5V | -40°C ~ 85°C | Surface Mount | 
                 
                   
                
                 | 
				
                    ISL12032IVZ-TRTC, NON-VOLATILE  |  
                2,500 | 2.71 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                14-TSSOP (0.173, 4.40mm Width) | Bulk | - | Obsolete | Time Event Recorder | Alarm, SRAM, Trickle-Charger | 128B | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 18µA @ 5.5V | -40°C ~ 85°C | Surface Mount | 
                 
                   
                
                 | 
				
                    DS3231N/DIPEXTREMELY ACCURATE I2C-INTEGRATE  |  
                1,039 | 2.83 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                - | Bulk | * | Active | - | - | - | - | - | - | - | - | - | - | - | 
                 
                   
                
                 | 
				
                    ISL12057IBZIC RTC CLK/CALENDAR I2C 8-SOIC  |  
                1,711 | 2.92 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                8-SOIC (0.154, 3.90mm Width) | Tube | - | Active | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 1.8V ~ 3.6V | - | 0.65µA @ 1.8V | -40°C ~ 85°C | Surface Mount | 
                 
                   
                
                 | 
				
                    MAX6901ETA-TMAX6901 3-WIRE SERIAL RTC  |  
                4,675 | 2.96 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                - | Bulk | * | Active | - | - | - | - | - | - | - | - | - | - | - | 
                 
                   
                
                 | 
				
                    DS1339C-3DS1339 I2C SERIAL RTC  |  
                6,085 | 3.14 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                - | Bulk | * | Active | - | - | - | - | - | - | - | - | - | - | - | 
                 
                   
                
                 | 
				
                    MAX6901ETAMAX6901 3-WIRE SERIAL RTC  |  
                4,380 | 3.20 | 
                
                    RFQ | 
               
                   - | Bulk | * | Active | - | - | - | - | - | - | - | - | - | - | - | |
                 
                   
                
                 | 
				
                    RX-8803LC:UB0 PURE SNIC RTC CALENDAR I2C 12VSOJ  |  
                1,000 | 6.35 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                12-TFSOJ (0.094, 2.40mm Width) | Tape & Reel (TR),Cut Tape (CT) | RX-8803LC | Active | Clock/Calendar | Alarm | - | HH:MM:SS | YY-MM-DD | I²C | 1.6V ~ 5.5V | - | 2.1µA ~ 3.4µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | 
| 
                 
                   | 
				
                    ISL12027IV27AZRTC, NON-VOLATILE  |  
                13,129 | 3.47 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                8-TSSOP (0.173, 4.40mm Width) | Tube | - | Obsolete | Clock/Calendar | Alarm, Leap Year, Supervisor, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5.5V | -40°C ~ 85°C | Surface Mount | 
                 
                   
                
                 | 
				
                    ISL12029AIB27ZREAL TIME CLOCK  |  
                10,876 | 3.47 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                14-SOIC (0.154, 3.90mm Width) | Tube | - | Obsolete | Clock/Calendar | Alarm, Leap Year, Supervisor, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5.5V | -40°C ~ 85°C | Surface Mount | 
                 
                   
                
                 | 
				
                    ISL12027IB27AZ-TRTC, NON-VOLATILE  |  
                9,800 | 3.47 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                8-SOIC (0.154, 3.90mm Width) | Bulk | - | Obsolete | Clock/Calendar | Alarm, Leap Year, Supervisor, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5.5V | -40°C ~ 85°C | Surface Mount | 
                 
                   
                
                 | 
				
                    ISL12028IVZRTC, VOLATILE  |  
                5,647 | 3.47 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                14-TSSOP (0.173, 4.40mm Width) | Tube | - | Obsolete | Clock/Calendar | Alarm, Leap Year, Supervisor, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5.5V | -40°C ~ 85°C | Surface Mount | 
                 
                   
                
                 | 
				
                    ISL12027AIB27ZRTC, NON-VOLATILE  |  
                5,613 | 3.47 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                8-SOIC (0.154, 3.90mm Width) | Tube | - | Obsolete | Clock/Calendar | Alarm, Leap Year, Supervisor, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5.5V | -40°C ~ 85°C | Surface Mount | 
                 
                   
                
                 | 
				
                    ISL12029IB27AZRTC, NON-VOLATILE, 1 TIMER(S)  |  
                5,423 | 3.47 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                14-SOIC (0.154, 3.90mm Width) | Tube | - | Obsolete | Clock/Calendar | Alarm, Leap Year, Supervisor, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5.5V | -40°C ~ 85°C | Surface Mount | 
                 
                   
                
                 | 
				
                    ISL12028IV27ZRTC, VOLATILE  |  
                5,310 | 3.47 | 
                
                    RFQ | 
               
                
                  
                    
                 
                     Datasheet  | 
				 
                14-TSSOP (0.173, 4.40mm Width) | Tube | - | Obsolete | Clock/Calendar | Alarm, Leap Year, Supervisor, Watchdog Timer | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5.5V | -40°C ~ 85°C | Surface Mount |