| Type | Description | 
|---|---|
| Series: | - | 
| Package: | Tray | 
| Part Status: | Obsolete | 
| Type: | Clock/Calendar | 
| Features: | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 
| Memory Size: | 114B | 
| Time Format: | HH:MM:SS (12/24 hr) | 
| Date Format: | YY-MM-DD-dd | 
| Interface: | Parallel | 
| Voltage - Supply: | 4.5V ~ 5.5V | 
| Voltage - Supply, Battery: | 2.5V ~ 4V | 
| Current - Timekeeping (Max): | 15mA @ 4.5V ~ 5.5V | 
| Operating Temperature: | 0°C ~ 70°C | 
| Mounting Type: | Surface Mount | 
| Package / Case: | 32-TQFP | 
| Supplier Device Package: | 32-TQFP (7x7) | 
| Image | Part Number | Description | Stock / Unit Price | 
|---|---|---|---|
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                                    RV-3029-C2-32.768KHZ-OPTION-A-TB-QCMicro Crystal | 
                                
                                     IC RTC CLK/CALENDAR I2C 12-SON  | 
                                
                                     In Stock: 0 $3.26400  | 
                            
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                                    S-35190A-T8T1GABLIC U.S.A. Inc. | 
                                
                                     IC RTC CLK/CALENDAR SER 8-TSSOP  | 
                                
                                     In Stock: 0 $0.64406  | 
                            
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                                    DS1308U-18+TMaxim Integrated | 
                                
                                     IC RTC CLK/CALENDAR I2C 8-UMAX  | 
                                
                                     In Stock: 0 $1.78100  | 
                            
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                                    MCP7940N-I/PRoving Networks / Microchip Technology | 
                                
                                     IC RTC CLK/CALENDAR I2C 8DIP  | 
                                
                                     In Stock: 3 $0.80000  | 
                            
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                                    PT7C4311ZEE+DMXZetex Semiconductors (Diodes Inc.) | 
                                
                                     IC RTC CAL I2C/2-WIRE SER 8TDFN  | 
                                
                                     In Stock: 0 $0.97308  | 
                            
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                                    DS1338Z-3Linear Technology (Analog Devices, Inc.) | 
                                
                                     I2C RTC WITH TRICKLE CHARGER  | 
                                
                                     In Stock: 13,725 $1.87000  | 
                            
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                                    MCP79522-I/MSRoving Networks / Microchip Technology | 
                                
                                     IC RTC CLK/CALENDAR SPI 10-MSOP  | 
                                
                                     In Stock: 3,008 $1.28000  | 
                            
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                                    RV-3149-C3-32.768KHZ-OPTION-A-TA-QCMicro Crystal | 
                                
                                     IC RTC CLK/CALENDAR SPI 10-SON  | 
                                
                                     In Stock: 0 $3.78000  | 
                            
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                                    PT7C4311ZEEXZetex Semiconductors (Diodes Inc.) | 
                                
                                     IC RTC CAL I2C/2-WIRE SER 8TDFN  | 
                                
                                     In Stock: 0 $0.72419  | 
                            
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                                    1339-31DCGIRenesas Electronics America | 
                                
                                     IC RTC CLK/CALENDAR I2C 8-SOIC  | 
                                
                                     In Stock: 0 $3.40000  |