| Photo | Mfr. Part # | Stock | Price | Quantity | Datasheet | Package/Case | Packaging | Series | ProductStatus | Type | Features | MemorySize | TimeFormat | DateFormat | Interface | Voltage-Supply | Voltage-SupplyBattery | Current-Timekeeping(Max) | OperatingTemperature | MountingType | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
                
                     
                
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                    BQ3285S-SB2IC RTC CLK/CALENDAR PAR 24-SOP  |  
                107 | 13.57 | 
                
                    
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                     Datasheet  | 
				 
                24-SOIC (0.295, 7.50mm Width) | Tube | - | Active | 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 | - | 0°C ~ 70°C | Surface Mount | 
                
                     
                
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                    DS1747WP-120IND+IC RTC CLK/CALENDAR PAR 34-PCM  |  
                160 | 47.40 | 
                
                    
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                     Datasheet  | 
				 
                34-PowerCap™ Module | Tray | - | Active | Clock/Calendar | Leap Year, NVSRAM, Y2K | 512KB | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 2.97V ~ 3.63V | 3V | 2mA @ 3.3V | -40°C ~ 85°C | Surface Mount | 
                
                     
                
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                    DS1344E-3+T&RIC RTC CLK/CALENDAR SPI 20-TSSOP  |  
                2676 | 5.56 | 
                
                    
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                     Datasheet  | 
				 
                20-TSSOP (0.173, 4.40mm Width) | Tape & Reel (TR),Cut Tape (CT) | - | Active | Clock/Calendar | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 96B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | SPI | 2.7V ~ 5.5V | 1.3V ~ 5.5V | - | -40°C ~ 85°C | Surface Mount | 
                
                     
                
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                    RX-8803SA:UB3 PURE SNIC RTC CLK/CALENDAR I2C 14-SOP  |  
                240 | 4.94 | 
                
                    
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                     Datasheet  | 
				 
                14-SOIC (0.197, 5.00mm Width) | Tape & Reel (TR),Cut Tape (CT) | RX-8803LC | Active | Clock/Calendar | Alarm | - | - | YY-MM-DD | I²C, 2-Wire Serial | 1.6V ~ 5.5V | - | 2.1µA ~ 3.4µA @ 3V ~ 5V | -40°C ~ 85°C | Surface Mount | 
                
                     
                
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                    DS1343E-3+IC RTC CLK/CALENDAR SPI 20-TSSOP  |  
                148 | 6.10 | 
                
                    
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                     Datasheet  | 
				 
                20-TSSOP (0.173, 4.40mm Width) | Tube | - | Active | Clock/Calendar | Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger | 96B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | SPI | 2.7V ~ 5.5V | 1.3V ~ 5.5V | - | -40°C ~ 85°C | Surface Mount | 
                
                     
                
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                    DS17285SN-3+IC RTC CLK/CALENDAR PAR 24-SOIC  |  
                166 | 11.11 | 
                
                    
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                     Datasheet  | 
				 
                24-SOIC (0.295, 7.50mm Width) | Tube | - | Active | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 2KB | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | Parallel | 2.7V ~ 3.7V | 2.5V ~ 3.7V | 2mA @ 2.7V ~ 3.7V | -40°C ~ 85°C | Surface Mount | 
                
                     
                
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                    M48T201V-85MH1FIC RTC CLK/CALENDAR PAR 44-SOH  |  
                2098 | 16.95 | 
                
                    
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                     Datasheet  | 
				 
                44-BSOP (0.337, 8.56mm Width) requires SNAPHAT | Tape & Reel (TR),Cut Tape (CT) | Timekeeper® | Active | Clock/Calendar | Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 3V ~ 3.6V | 3V | 2mA @ 3V ~ 3.6V | 0°C ~ 70°C | Surface Mount | 
                
                     
                
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                    DS1315-33+IC RTC PHANTOM PAR 16-DIP  |  
                149 | 17.93 | 
                
                    
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                     Datasheet  | 
				 
                16-DIP (0.300, 7.62mm) | Tube | - | Active | Phantom Time Chip | Leap Year | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | Parallel | 3V ~ 3.6V | 2.5V ~ 3.7V | 1.1mA @ 3.3V | 0°C ~ 70°C | Through Hole | 
                
                     
                
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                    DS17885S-5+IC RTC CLK/CALENDAR PAR 24-SOIC  |  
                102 | 19.32 | 
                
                    
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                     Datasheet  | 
				 
                24-SOIC (0.295, 7.50mm Width) | Tube | - | Active | Clock/Calendar | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 8KB | 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 | Surface Mount | 
                
                     
                
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                    DS1315SN-33+IC RTC PHANTOM PAR 16-SOIC  |  
                669 | 21.13 | 
                
                    
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                     Datasheet  | 
				 
                16-SOIC (0.295, 7.50mm Width) | Tube | - | Active | Phantom Time Chip | Leap Year | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | Parallel | 3V ~ 3.6V | 2.5V ~ 3.7V | 1.1mA @ 3.3V | -40°C ~ 85°C | Surface Mount | 
                
                     
                
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                    RX4111CE B6IC RTC CLK/CALENDAR SPI SMD  |  
                2000 | 2.10 | 
                
                    
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                     Datasheet  | 
				 
                10-SMD, No Lead | Tape & Reel (TR),Cut Tape (CT) | RX4111CE | Active | Clock/Calendar | Alarm | - | HH:MM:SS | YY-MM-DD | SPI, 4-Wire Serial | 1.6V ~ 5.5V | - | 3µA @ 3V | -40°C ~ 85°C (TA) | Surface Mount | 
                
                     
                
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                    ISL12058IRUZ-TREAL TIME CLOCK  |  
                21000 | 1.84 | 
                
                    
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                     Datasheet  | 
				 
                8-UFDFN | Bulk | - | Obsolete | Clock/Calendar | Alarm, Leap Year | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C | 1.8V ~ 3.6V | - | 0.65µA @ 1.8V | -40°C ~ 85°C | Surface Mount | 
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                    ISL12027IV30AZRTC, NON-VOLATILE  |  
                8477 | 3.47 | 
                
                    
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                     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 | 
                
                     
                
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                    ISL12028AIB27ZRTC, VOLATILE  |  
                7396 | 3.47 | 
                
                    
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                     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 | 
                
                     
                
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                    ISL12029AIV27ZRTC, NON-VOLATILE, 1 TIMER(S)  |  
                6638 | 3.47 | 
                
                    
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                     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 | 
                
                     
                
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                    ISL12029IB27ZREAL TIME CLOCK  |  
                5963 | 3.47 | 
                
                    
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                     Datasheet  | 
				 
                14-SOIC (0.154, 3.90mm Width) | Tube | - | Obsolete | Clock/Calendar | Alarm, EEPROM, Leap Year, Supervisor, Watchdog Timer | 512B | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | I²C | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 10µA ~ 20µA @ 2.7V ~ 5.5V | -40°C ~ 85°C (TA) | Surface Mount | 
                
                     
                
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                    ISL12057IRUZ-TRTC, VOLATILE  |  
                10587 | 1.84 | 
                
                    
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                     Datasheet  | 
				 
                8-UFDFN | Bulk | - | Obsolete | 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 | 
                
                     
                
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                    ISL12059IBZ-TREAL TIME CLOCK  |  
                10000 | 1.84 | 
                
                    
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                     Datasheet  | 
				 
                8-SOIC (0.154, 3.90mm Width) | Bulk | - | Obsolete | Clock/Calendar | Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 1.8V ~ 3.6V | - | 0.65µA @ 1.8V | -40°C ~ 85°C | Surface Mount | 
                
                     
                
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                    ISL12059IBZRTC, NON-VOLATILE  |  
                4187 | 1.84 | 
                
                    
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                     Datasheet  | 
				 
                8-SOIC (0.154, 3.90mm Width) | Tube | - | Obsolete | Clock/Calendar | Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | I²C, 2-Wire Serial | 1.8V ~ 3.6V | - | 0.65µA @ 1.8V | -40°C ~ 85°C | Surface Mount | 
                
                     
                
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                    ISL12058IRUZ-TREAL TIME CLOCK  |  
                2817 | 1.84 | 
                
                    
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                     Datasheet  | 
				 
                8-UFDFN | Bulk | - | Obsolete | 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 | 
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