| Type | Description | 
|---|---|
| Series: | - | 
| Package: | Tape & Reel (TR)Cut Tape (CT) | 
| Part Status: | Active | 
| Type: | Clock/Calendar | 
| Features: | Alarm, Leap Year | 
| 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: | 8-SOIC (0.154", 3.90mm Width) | 
| Supplier Device Package: | 8-SOIC | 
| Image | Part Number | Description | Stock / Unit Price | 
|---|---|---|---|
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                                    BQ4845S-A4NTRTexas Instruments | 
                                
                                     RTC, NON-VOLATILE, 1 TIMER(S)  | 
                                
                                     In Stock: 59,935 $3.50000  | 
                            
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                                    DS1339U-33Linear Technology (Analog Devices, Inc.) | 
                                
                                     DS1339 I2C SERIAL RTC  | 
                                
                                     In Stock: 6,479 $2.01000  | 
                            
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                                    ISL12022MAIBZIntersil (Renesas Electronics America) | 
                                
                                     IC RTC CLK/CALENDAR I2C 20-SOIC  | 
                                
                                     In Stock: 0 $6.91000  | 
                            
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                                    PCA8565TS/1,118NXP Semiconductors | 
                                
                                     IC RTC CLK/CALENDAR I2C 8-TSSOP  | 
                                
                                     In Stock: 4,547 $1.69000  | 
                            
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                                    DS12885Q+Maxim Integrated | 
                                
                                     IC RTC CLK/CALENDAR PAR 28-PLCC  | 
                                
                                     In Stock: 21,209 $7.96000  | 
                            
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                                    DS1339BU+TMaxim Integrated | 
                                
                                     IC RTC CLK/CALENDAR I2C 8-UMAX  | 
                                
                                     In Stock: 9,000 $1.91100  | 
                            
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                                    MCP7940M-I/PRoving Networks / Microchip Technology | 
                                
                                     IC RTC CLK/CALENDAR I2C 8DIP  | 
                                
                                     In Stock: 71 $0.64000  | 
                            
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                                    DS1315E-33+Maxim Integrated | 
                                
                                     IC RTC PHANTOM PAR 20-TSSOP  | 
                                
                                     In Stock: 38,444 $16.65000  | 
                            
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                                    ISL12028IV27ZIntersil (Renesas Electronics America) | 
                                
                                     RTC, VOLATILE  | 
                                
                                     In Stock: 11,310 $3.47000  | 
                            
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                                    RX-4801SA:UB0 PURE SNEpson | 
                                
                                     IC REAL TIME CLOCK/CALENDAR  | 
                                
                                     In Stock: 0 $3.91500  |