| Photo | Mfr. Part # | Availability | Quantity | Datasheet | RoHs | 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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                    ISL12029IB27AZIC RTC CLK/CALENDAR I2C 14SOIC Intersil  |  
                2,439 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | 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 | - | - | 14-SOIC | |
                 
                 
                
                 | 
				
                    ISL12028IV27ZIC RTC CLK/CALENDAR I2C 14TSSOP Intersil  |  
                1,200 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | 14-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Not Verified | 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 | - | - | 14-TSSOP | |
                 
                 
                
                 | 
				
                    ISL12027IB30AZ-TIC RTC CLK/CALENDAR I2C 8SOIC Intersil  |  
                1,445 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | 8-SOIC (0.154", 3.90mm Width) | Bulk | Obsolete | Not Verified | 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 | - | - | 8-SOIC | |
                 
                 
                
                 | 
				
                    ISL12027IB27AZIC RTC CLK/CALENDAR I2C 8SOIC Intersil  |  
                2,548 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | 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 | - | - | 8-SOIC | |
                 
                 
                
                 | 
				
                    ISL12029IB27Z-TIC RTC CLK/CALENDAR I2C 14SOIC Intersil  |  
                1,560 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | 14-SOIC (0.154", 3.90mm Width) | Bulk | Obsolete | Not Verified | 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 | - | - | 14-SOIC | |
                 
                 
                
                 | 
				
                    ISL12028IB27ZIC RTC CLK/CALENDAR I2C 14SOIC Intersil  |  
                2,919 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | 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 | - | - | 14-SOIC | |
                 
                 
                
                 | 
				
                    ISL12027IB30AZIC RTC CLK/CALENDAR I2C 8SOIC Intersil  |  
                1,151 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Not Verified | 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 | - | - | 8-SOIC | |
                 
                 
                
                 | 
				
                    ISL12028IV27Z-TIC RTC CLK/CALENDAR I2C 14TSSOP Intersil  |  
                1,681 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | 14-TSSOP (0.173", 4.40mm Width) | Bulk | Obsolete | Not Verified | 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 | - | - | 14-TSSOP | |
| 
                 
                 | 
				
                    ISL12027IVZ-TIC RTC CLK/CALENDAR I2C 8TSSOP Intersil  |  
                1,954 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | 8-TSSOP (0.173", 4.40mm Width) | Bulk | Obsolete | Not Verified | 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 | - | - | 8-TSSOP | |
| 
                 
                 | 
				
                    ISL12027IV27AZ-TIC RTC CLK/CALENDAR I2C 8TSSOP Intersil  |  
                2,148 | 
                
                     | 
                 
                  
                    
                       Datasheet  | 
                   - | 8-TSSOP (0.173", 4.40mm Width) | Bulk | Obsolete | Not Verified | 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 | - | - | 8-TSSOP |