| Type | Description | 
|---|---|
| Series: | - | 
| Package: | Tape & Reel (TR) | 
| 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: | 1.71V ~ 5.5V | 
| Voltage - Supply, Battery: | 1.3V ~ 5.5V | 
| Current - Timekeeping (Max): | 100µA @ 200µA @ 1.89V ~ 5.5V | 
| Operating Temperature: | -40°C ~ 85°C | 
| Mounting Type: | Surface Mount | 
| Package / Case: | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | 
| Supplier Device Package: | 8-uMAX | 
| Image | Part Number | Description | Stock / Unit Price | 
|---|---|---|---|
|  | MCP7940N-I/PRoving Networks / Microchip Technology | IC RTC CLK/CALENDAR I2C 8DIP | In Stock: 3 $0.80000 | 
|  | PT7C4311ZEE+DMXZetex Semiconductors (Diodes Inc.) | IC RTC CAL I2C/2-WIRE SER 8TDFN | In Stock: 0 $0.97308 | 
|  | DS1338Z-3Linear Technology (Analog Devices, Inc.) | I2C RTC WITH TRICKLE CHARGER | In Stock: 13,725 $1.87000 | 
|  | MCP79522-I/MSRoving Networks / Microchip Technology | IC RTC CLK/CALENDAR SPI 10-MSOP | In Stock: 3,008 $1.28000 | 
|  | RV-3149-C3-32.768KHZ-OPTION-A-TA-QCMicro Crystal | IC RTC CLK/CALENDAR SPI 10-SON | In Stock: 0 $3.78000 | 
|  | PT7C4311ZEEXZetex Semiconductors (Diodes Inc.) | IC RTC CAL I2C/2-WIRE SER 8TDFN | In Stock: 0 $0.72419 | 
|  | 1339-31DCGIRenesas Electronics America | IC RTC CLK/CALENDAR I2C 8-SOIC | In Stock: 0 $3.40000 | 
|  | DS1343E-3+Maxim Integrated | IC RTC CLK/CALENDAR SPI 20-TSSOP | In Stock: 128 $4.99000 | 
|  | RX-8025SA:AA0:ROHSEpson | IC RTC CLK/CALENDAR I2C 14-SOP | In Stock: 0 $2.11500 | 
|  | DS1501YZN+T&RMaxim Integrated | IC RTC CLK/CALENDAR PAR 28-SOIC | In Stock: 0 $6.56500 |