| Type | Description | 
|---|---|
| Series: | - | 
| Package: | Tape & Reel (TR) | 
| Part Status: | Not For New Designs | 
| Type: | Clock/Calendar | 
| Features: | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | 
| Memory Size: | - | 
| 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: | 2.4V ~ 4V | 
| Current - Timekeeping (Max): | 1.5mA (Typ) @ 4.5 V ~ 5.5 V | 
| Operating Temperature: | 0°C ~ 70°C | 
| Mounting Type: | Surface Mount | 
| Package / Case: | 28-SOIC (0.295", 7.50mm Width) | 
| Supplier Device Package: | 28-SOIC | 
| Image | Part Number | Description | Stock / Unit Price | 
|---|---|---|---|
![]()  | 
                                
                                    PT7C433833AZEEXZetex Semiconductors (Diodes Inc.) | 
                                
                                     IC RTC MOD LOW POWER 8TDFN  | 
                                
                                     In Stock: 2,993 $1.70000  | 
                            
![]()  | 
                                
                                    DS1685E-3+T&RMaxim Integrated | 
                                
                                     IC RTC CLK/CALENDAR PAR 24-TSSOP  | 
                                
                                     In Stock: 0 $3.35400  | 
                            
![]()  | 
                                
                                    DS1244Y-70+Maxim Integrated | 
                                
                                     IC RTC PHANTOM PAR 28-DIP  | 
                                
                                     In Stock: 481 $30.51000  | 
                            
![]()  | 
                                
                                    PCA85063ATT/AJNXP Semiconductors | 
                                
                                     IC RTCC I2C/ALARM 8TSSOP  | 
                                
                                     In Stock: 0 $1.35000  | 
                            
![]()  | 
                                
                                    PCF8563TS/5,118NXP Semiconductors | 
                                
                                     IC RTC CLK/CALENDAR I2C 8-TSSOP  | 
                                
                                     In Stock: 0 $1.18000  | 
                            
![]()  | 
                                
                                    DS1315-5+Maxim Integrated | 
                                
                                     IC RTC PHANTOM PAR 16-DIP  | 
                                
                                     In Stock: 977,500 $15.02000  | 
                            
![]()  | 
                                
                                    RX-4803SA:UAB PURE SNEpson | 
                                
                                     IC RTC CALENDAR SPI 14SOP  | 
                                
                                     In Stock: 0 $5.58080  | 
                            
![]()  | 
                                
                                    PT7C4337ZEEXZetex Semiconductors (Diodes Inc.) | 
                                
                                     IC RTC CLK/CALENDAR I2C 8TDFN  | 
                                
                                     In Stock: 0 $0.58321  | 
                            
![]()  | 
                                
                                    DS1553W-120Linear Technology (Analog Devices, Inc.) | 
                                
                                     NV, Y2K TIMEKEEPING RAM  | 
                                
                                     In Stock: 1,344 $16.24000  | 
                            
![]()  | 
                                
                                    DS1339C-2Linear Technology (Analog Devices, Inc.) | 
                                
                                     DS1339 I2C SERIAL RTC  | 
                                
                                     In Stock: 2,705 $3.48000  |