| Type | Description | 
|---|---|
| Series: | - | 
| Package: | Tube | 
| Part Status: | Active | 
| Type: | Clock/Calendar | 
| Features: | Leap Year, NVSRAM, Square Wave Output | 
| Memory Size: | 56B | 
| Time Format: | HH:MM:SS (12/24 hr) | 
| Date Format: | YY-MM-DD-dd | 
| Interface: | I²C, 2-Wire Serial | 
| Voltage - Supply: | 3.3V ~ 5.5V | 
| Voltage - Supply, Battery: | 1.3V ~ 3.7V | 
| Current - Timekeeping (Max): | 5µA @ 3.63V ~ 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 | 
|---|---|---|---|
|  | MCP79400-I/MSRoving Networks / Microchip Technology | IC RTC CLK/CALENDAR I2C 8-MSOP | In Stock: 613 $0.86000 | 
|  | DS1302N+Maxim Integrated | IC RTC CLK/CALENDAR SER 8-DIP | In Stock: 492 $4.23000 | 
|  | DP8573AVX/NOPBNational Control Devices | DP8573A REAL TIME CLOCK (RTC) | In Stock: 1,200 $13.93000 | 
|  | MCP79401-I/STRoving Networks / Microchip Technology | IC RTC CLK/CALENDAR I2C 8-TSSOP | In Stock: 70 $0.94000 | 
|  | DS1678S+Maxim Integrated | IC RTC EVENT REC I2C 8-SOIC | In Stock: 2,394,928 $6.84000 | 
|  | DS17885E-5Linear Technology (Analog Devices, Inc.) | DS17885 REAL-TIME CLOCK | In Stock: 2,067 $10.50000 | 
|  | DS17885S-5/T&R+Maxim Integrated | IC RTC CLK/CALENDAR PAR 24-SOIC | In Stock: 0 $13.05200 | 
|  | RA-4574SA:B PURE SNEpson | IC REAL TIME CLOCK/CALENDAR | In Stock: 0 $2.56310 | 
|  | DS3231M+Maxim Integrated | IC RTC CLK/CALENDAR I2C 16-SOIC | In Stock: 151 $8.14000 | 
|  | RX-8581SA:B3:PURE SNEpson | IC RTC CLK/CALENDAR I2C 14-SON | In Stock: 1,657 $4.16000 |