| Photo | Mfr. Part # | Availability | Quantity | Datasheet | RoHs | Series | Package/Case | Packaging | Product Status | Programmable | Type | Features | Memory Size | Time Format | Date Format | Interface | Voltage - Supply | Voltage - Supply, Battery | Current - Timekeeping (Max) | Operating Temperature | Mounting Type | Grade | Qualification | Supplier Device Package | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| .jpg)  | M41T83RQA6FIC RTC CLK/CALENDAR I2C 16QFN STMicroelectronics | 2,344 |  |   Datasheet |  | - | 16-VQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 7B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 5.5V | 2V ~ 5.5V | 10µA @ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 16-QFN (4x4) | 
|   | M41T83SQA6FIC RTC CLK/CALENDAR I2C 16QFN STMicroelectronics | 2,663 |  |   Datasheet |  | - | 16-VQFN Exposed Pad | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 7B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 3V ~ 5.5V | 2V ~ 5.5V | 10µA @ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 16-QFN (4x4) | 
|   | M41T94MQ6FIC RTC CLK/CALENDAR SPI 16SO STMicroelectronics | 2,661 |  |   Datasheet |  | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer | 44B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | SPI | 2.7V ~ 5.5V | 2.5V ~ 3.5V | 1.4mA @ 2.7V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 16-SO | 
|   | M41T93RMY6FIC RTC CLK/CALENDAR SPI 18SOX STMicroelectronics | 2,221 |  |   Datasheet |  | - | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 7B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | SPI | 2.7V ~ 5.5V | 1.8V ~ 5.5V | 10µA @ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 18-SOX | 
|   | M41T83ZMY6FIC RTC CLK/CALENDAR I2C 18SOX STMicroelectronics | 2,501 |  |   Datasheet |  | - | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 7B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.38V ~ 5.5V | 2V ~ 5.5V | 10µA @ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 18-SOX | 
|   | M41T83RMY6FIC RTC CLK/CALENDAR I2C 18SOX STMicroelectronics | 2,141 |  |   Datasheet |  | - | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 7B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 5.5V | 2V ~ 5.5V | 10µA @ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 18-SOX | 
|   | M41T11MH6FIC RTC CLK/CALENDAR I2C 28SOH STMicroelectronics | 2,539 |  |   Datasheet |  | - | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Leap Year, NVSRAM | 56B | HH:MM:SS | YY-MM-DD-dd | I2C, 2-Wire Serial | 2V ~ 5.5V | 2.5V ~ 3.5V | 70µA @ 2V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 28-SOH | 
|   | M41T94MH6FIC RTC CLK/CALENDAR SPI 28SOH STMicroelectronics | 2,471 |  |   Datasheet |  | - | 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer | 44B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | SPI | 2.7V ~ 5.5V | 2.5V ~ 3.5V | 1.4mA @ 2.7V ~ 5.5V | -40°C ~ 85°C | Surface Mount | - | - | 28-SOH | 
|   | M41ST87WMX6TRIC RTC CLOCK/CALENDAR I2C 28SO STMicroelectronics | 1,955 |  |   Datasheet |  | - | 28-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | 128B | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | I2C, 2-Wire Serial | 2.7V ~ 3.6V | 2.5V ~ 3.6V | 0.5mA @ 2.7V ~ 3.6V | -40°C ~ 85°C | Surface Mount | - | - | 28-SO | 
|   | M48T58Y-70MH1FIC RTC CLK/CALENDAR PAR 28SOH STMicroelectronics | 1,554 |  |   Datasheet |  | Timekeeper® | 28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets | Tape & Reel (TR) | Active | Not Verified | Clock/Calendar | Leap Year | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | Parallel | 4.5V ~ 5.5V | - | 3mA @ 4.5V ~ 5.5V | 0°C ~ 70°C | Surface Mount | - | - | 28-SOH |