| Type | Description | 
|---|---|
| Series: | - | 
| Package: | Bulk | 
| Part Status: | Obsolete | 
| Type: | Clock/Calendar | 
| Features: | Alarm, Leap Year, Supervisor, Watchdog Timer | 
| Memory Size: | - | 
| Time Format: | HH:MM:SS (12/24 hr) | 
| Date Format: | YY-MM-DD-dd | 
| Interface: | I²C, 2-Wire Serial | 
| Voltage - Supply: | 2.7V ~ 5.5V | 
| Voltage - Supply, Battery: | 1.8V ~ 5.5V | 
| Current - Timekeeping (Max): | 10µA ~ 20µA @ 2.7V ~ 5.5V | 
| Operating Temperature: | -40°C ~ 85°C | 
| Mounting Type: | Surface Mount | 
| Package / Case: | 14-SOIC (0.154", 3.90mm Width) | 
| Supplier Device Package: | 14-SOIC | 
| Image | Part Number | Description | Stock / Unit Price | 
|---|---|---|---|
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                                    RTC-8564NB:B:ROHSEpson | 
                                
                                     IC RTC CLK/CALENDAR I2C 22-SON  | 
                                
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                                    DS1677E+Maxim Integrated | 
                                
                                     IC RTC SYSTEM CTRLR SER 20-TSSOP  | 
                                
                                     In Stock: 100,592 $9.55000  | 
                            
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                                    UPD4991AGS-ARenesas Electronics America | 
                                
                                     RTC, VOLATILE, 1 TIMER(S) PDSO  | 
                                
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                                    DS1554W-120INDLinear Technology (Analog Devices, Inc.) | 
                                
                                     NV, Y2K TIMEKEEPING RAM  | 
                                
                                     In Stock: 1,096 $23.22000  | 
                            
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                                    ISL1218IUZ-TIntersil (Renesas Electronics America) | 
                                
                                     IC RTC CLK/CALENDAR I2C 8-MSOP  | 
                                
                                     In Stock: 0 $2.00400  | 
                            
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                                    ISL1208IU8ZIntersil (Renesas Electronics America) | 
                                
                                     IC RTC CLK/CALENDAR I2C 8-MSOP  | 
                                
                                     In Stock: 386 $3.03000  | 
                            
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                                    S-35190A-J8T1UABLIC U.S.A. Inc. | 
                                
                                     IC RTC CLK/CALENDAR SER 8SOP  | 
                                
                                     In Stock: 329 $1.52000  | 
                            
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                                    S-35390A-T8T1UABLIC U.S.A. Inc. | 
                                
                                     IC RTC CLK/CALENDAR I2C 8TSSOP  | 
                                
                                     In Stock: 13 $1.52000  | 
                            
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                                    DS1556W-120IND+Maxim Integrated | 
                                
                                     IC RTC CLK/CALENDAR PAR 32-EDIP  | 
                                
                                     In Stock: 177,308 $36.38000  | 
                            
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                                    AB0805-T3Abracon | 
                                
                                     IC RTC CLK/CALENDAR I2C 16-QFN  | 
                                
                                     In Stock: 10,957 $1.61000  |