- Date Format
- Packaging
- Part Status
- RoHS Status
- Time Format
- Mount
- Terminal Position
- Base Part Number
- Current - Timekeeping (Max)
- ECCN Code
- Interface
- Interrupt Capability
Attribute column
Manufacturer
STMicroelectronics Clock/Timing - Real Time Clocks
Product | Inventory | Pricing(USD) | Quantity | Datasheet | RoHS | Factory Lead Time | Lifecycle Status | Contact Plating | Mount | Mounting Type | Package / Case | Number of Pins | Weight | Memory Types | Usage Level | Operating Temperature | Packaging | Series | JESD-609 Code | Part Status | Moisture Sensitivity Level (MSL) | Number of Terminations | ECCN Code | Type | Terminal Finish | Additional Feature | HTS Code | Voltage - Supply | Terminal Position | Peak Reflow Temperature (Cel) | Supply Voltage | Terminal Pitch | Frequency | Time@Peak Reflow Temperature-Max (s) | Base Part Number | Pin Count | JESD-30 Code | Number of Outputs | Qualification Status | Operating Supply Voltage | Power Supplies | Interface | Memory Size | Nominal Supply Current | RAM Size | Number of Bits | Clock Frequency | Access Time | Logic Function | External Data Bus Width | RAM (words) | Number of Timers | Time Format | Non-Volatile Memory | Date Format | Current - Timekeeping (Max) | Time-Min | Interrupt Capability | Voltage - Supply, Battery | Volatile | Information Access Method | Features | Height | Height Seated (Max) | Length | Width | Radiation Hardening | REACH SVHC | RoHS Status | Lead Free |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 M48T12-150PC1 STMicroelectronics | 200 | - | Datasheet | 25 Weeks | ACTIVE (Last Updated: 6 months ago) | - | Through Hole | Through Hole | 24-DIP Module (0.600, 15.24mm) | 24 | - | - | Commercial grade | 0°C~70°C | Tube | Timekeeper® | e3 | Active | 1 (Unlimited) | 24 | EAR99 | Clock/Calendar | Matte Tin (Sn) | 10 YEARS DATA RETENTION; ACCURACY 1 MIN/MONTH @ 25 DEGREE C; WRITE PROTECT VOLTAGE = 4.2V | 8542.39.00.01 | 4.5V~5.5V | DUAL | - | 5V | 2.54mm | 150GHz | - | M48T12 | 24 | - | - | - | 5V | 5V | Parallel | 2kB | 80mA | - | - | - | 150 ns | Clock | - | 2040 | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 3mA @ 4.5V~5.5V | SECONDS | N | - | NO | - | Leap Year | 8.89mm | - | 34.8mm | 18.34mm | No | No SVHC | ROHS3 Compliant | Lead Free | ||
 M41T62LC6F STMicroelectronics | 138000 | - | Datasheet | 24 Weeks | - | Tin | Surface Mount | Surface Mount | 8-LCC | 8 | - | - | - | -40°C~85°C | Tape & Reel (TR) | Timekeeper® | - | Active | 1 (Unlimited) | 8 | EAR99 | Clock/Calendar | - | - | - | 1.3V~4.4V | DUAL | - | 3V | 0.9mm | - | - | M41T62 | 8 | - | - | - | - | 1.5/4V | I2C, 2-Wire Serial | - | - | - | - | 0.032MHz | - | Clock | - | - | 1 | HH:MM:SS:hh (24 hr) | 16 B | YY-MM-DD-dd | 0.7μA~0.95μA @ 1.3V~4.4V | 1/100SECOND | Y | - | - | I2C | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 800μm | - | 3.3mm | 1.6mm | No | - | ROHS3 Compliant | Lead Free | ||
 M41ST87WMX6TR STMicroelectronics | 89 | - | Datasheet | 25 Weeks | ACTIVE (Last Updated: 7 months ago) | - | Surface Mount | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | 28 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | - | e3 | Active | 3 (168 Hours) | 28 | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | 8542.39.00.01 | 2.7V~3.6V | DUAL | 260 | 3V | 1.27mm | - | - | M41ST | 28 | - | - | - | - | 3/3.3V | I2C, 2-Wire Serial | 128B | - | - | - | 0.032MHz | - | Clock | - | - | 1 | HH:MM:SS:hh (24 hr) | 160 B | YY-MM-DD-dd | 0.5mA @ 2.7V~3.6V | 1/100SECOND | Y | 2.5V~3.6V | - | I2C | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | - | 2.69mm | 17.96mm | 7.62mm | No | - | ROHS3 Compliant | Lead Free | ||
 M48T37V-10MH1F STMicroelectronics | 497 | - | Datasheet | 26 Weeks | - | Tin | Surface Mount | Surface Mount | 44-BSOP (0.337, 8.56mm Width) requires SNAPHAT | 44 | - | - | Commercial grade | 0°C~70°C | Tape & Reel (TR) | Timekeeper® | e3 | Active | 3 (168 Hours) | 44 | EAR99 | Clock/Calendar | - | - | 8542.39.00.01 | 3V~3.6V | DUAL | 245 | 3.3V | 0.81mm | 100GHz | 30 | M48T37 | 44 | - | - | - | 3.3V | - | Parallel | 250kB | - | - | 8 | - | 100 ns | Clock | 8 | - | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 2mA @ 3V~3.6V | SECONDS | Y | - | NO | - | Alarm, Leap Year, Watchdog Timer | - | 3.05mm | 18.1mm | 8.56mm | No | - | ROHS3 Compliant | Lead Free | ||
 M41T11MH6F STMicroelectronics | 639 | - | Datasheet | 26 Weeks | ACTIVE (Last Updated: 7 months ago) | - | Surface Mount | Surface Mount | 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets | 28 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | - | e3 | Active | 3 (168 Hours) | 28 | EAR99 | Clock/Calendar | Matte Tin (Sn) | - | 8542.39.00.01 | 2V~5.5V | DUAL | 225 | - | 1.27mm | - | 30 | M41T11 | 28 | - | - | - | - | 2.5/5V | I2C, 2-Wire Serial | - | - | 56B | - | 0.032MHz | - | Clock | - | - | - | HH:MM:SS | 56 B | YY-MM-DD-dd | 70μA @ 2V~5.5V | SECONDS | N | 2.5V~3.5V | - | I2C | Leap Year, NVSRAM | 2.69mm | - | 18.49mm | 8.89mm | No | - | ROHS3 Compliant | Lead Free | ||
 M41T83RQA6F STMicroelectronics | 173 | - | Datasheet | 10 Weeks | ACTIVE (Last Updated: 7 months ago) | - | Surface Mount | Surface Mount | 16-VQFN Exposed Pad | 16 | 57.09594mg | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | - | e3 | Active | 1 (Unlimited) | 16 | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | 8542.39.00.01 | 2.7V~5.5V | QUAD | 260 | 3V | 0.65mm | - | 40 | M41T83 | 16 | - | - | - | - | 3/5V | I2C, 2-Wire Serial | - | - | - | 8 | 0.4MHz | - | Clock | - | - | 1 | HH:MM:SS:hh (24 hr) | 7 B | YY-MM-DD-dd | 10μA @ 5.5V | 1/100SECOND | Y | 2V~5.5V | - | I2C | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | - | 1mm | 4mm | 4mm | No | - | ROHS3 Compliant | Lead Free | ||
M48T35Y-70MH1E STMicroelectronics | In Stock | - | Datasheet | - | - | - | Surface Mount | Surface Mount | 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets | 28 | 2.214806g | SRAM | - | 0°C~70°C | Tube | Timekeeper® | e3 | Obsolete | 3 (168 Hours) | 28 | EAR99 | Clock/Calendar | Tin (Sn) | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | 260 | 5V | 1.27mm | 70GHz | 30 | M48T35 | 28 | - | - | - | 5V | 5V | Parallel | 32kB | - | - | - | - | 70 ns | Clock | - | - | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 2mA @ 4.75V~5.5V | SECONDS | N | - | NO | - | Leap Year | 2.69mm | - | 18.49mm | 8.89mm | No | No SVHC | ROHS3 Compliant | Lead Free | ||
 M41T94MQ6F STMicroelectronics | 5000 | - | Datasheet | 10 Weeks | ACTIVE (Last Updated: 7 months ago) | Tin | Surface Mount | Surface Mount | 16-SOIC (0.154, 3.90mm Width) | 16 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | - | e4 | Active | 3 (168 Hours) | 16 | EAR99 | Clock/Calendar | NICKEL/PALLADIUM/GOLD (NI/PD/AU) | - | 8542.39.00.01 | 2.7V~5.5V | DUAL | 260 | 3V | 1.27mm | - | 30 | M41T94 | 16 | - | - | - | - | 3/5V | SPI | - | - | 44B | - | 0.032MHz | - | Clock | - | - | 1 | HH:MM:SS:hh (24 hr) | 44 B | YY-MM-DD-dd | 1.4mA @ 2.7V~5.5V | 1/100SECOND | Y | 2.5V~3.5V | - | SERIAL, 3-WIRE | Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer | 1.6mm | - | 10mm | 4mm | No | - | ROHS3 Compliant | Lead Free | ||
 M41T82ZM6F STMicroelectronics | 10258 | - | Datasheet | 10 Weeks | ACTIVE (Last Updated: 7 months ago) | - | Surface Mount | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | 8 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | - | e4 | Active | 1 (Unlimited) | 8 | EAR99 | Clock/Calendar | Nickel/Palladium/Gold (Ni/Pd/Au) | - | - | 2.38V~5.5V | DUAL | 260 | 3V | 1.27mm | - | 30 | M41T82 | 8 | - | - | - | - | 3/5V | I2C, 2-Wire Serial | 7B | - | - | 8 | 0.4MHz | - | Clock | - | - | 1 | HH:MM:SS:hh (24 hr) | - | YY-MM-DD-dd | 10μA @ 5.5V | 1/100SECOND | Y | 2V~5.5V | NO | I2C | Alarm, Leap Year, SRAM, Watchdog Timer | 1.25mm | - | 5mm | 4mm | No | - | ROHS3 Compliant | - | ||
 M48T35-70PC1 STMicroelectronics | 3120 | - | Datasheet | 25 Weeks | - | - | Through Hole | Through Hole | 28-DIP Module (0.600, 15.24mm) | 28 | 4.190003g | - | Commercial grade | 0°C~70°C | Tube | Timekeeper® | e3 | Active | 1 (Unlimited) | 28 | EAR99 | Clock/Calendar | Matte Tin (Sn) | - | 8542.39.00.01 | 4.75V~5.5V | DUAL | - | 5V | 2.54mm | 32.768kHz | - | M48T35 | 28 | - | - | - | 5V | 5V | Parallel | 32MB | - | - | - | - | 70 ns | Clock | - | 32760 | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 2mA @ 4.75V~5.5V | SECONDS | N | - | NO | - | Leap Year | 8.89mm | - | 39.88mm | 18.34mm | No | No SVHC | ROHS3 Compliant | Lead Free | ||
M41T81SM6E STMicroelectronics | 253 | - | Datasheet | - | - | - | Surface Mount | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | 8 | - | - | - | -40°C~85°C | Tube | - | e4 | Obsolete | 1 (Unlimited) | 8 | EAR99 | Clock/Calendar | Nickel/Palladium/Gold (Ni/Pd/Au) | - | - | 2.7V~5.5V | DUAL | 260 | 5V | - | 32kHz | 30 | M41T81 | 8 | - | 1 | - | - | 3/5V | I2C, 2-Wire Serial | - | - | 20B | - | - | - | Clock | - | - | 1 | HH:MM:SS:hh (24 hr) | - | YY-MM-DD-dd | 100μA @ 2.7V~5.5V | - | Y | 2V~3.5V | YES | I2C | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 1.25mm | - | 5mm | 4mm | No | No SVHC | ROHS3 Compliant | Lead Free | ||
 M41T60Q6F STMicroelectronics | 15 |
| Datasheet | 18 Weeks | ACTIVE (Last Updated: 7 months ago) | - | Surface Mount | Surface Mount | 16-VFQFN Exposed Pad | 16 | - | - | - | -40°C~85°C | Tape & Reel (TR) | - | e3 | Active | 1 (Unlimited) | 16 | EAR99 | Clock/Calendar | Matte Tin (Sn) | - | 8542.39.00.01 | 1.3V~4.4V | QUAD | 260 | 2V | 0.5mm | - | 30 | M41T60 | 16 | - | - | - | - | 1.5/3.3V | I2C, 2-Wire Serial | 8B | - | 8B | - | 0.032MHz | - | Clock | - | - | 1 | HH:MM:SS (24 hr) | 8 B | YY-MM-DD-dd | 0.7μA~0.95μA @ 3.6V~4.4V | SECONDS | N | - | - | I2C | Leap Year | 880μm | - | 3mm | 3mm | No | No SVHC | ROHS3 Compliant | Lead Free | ||
M41T66Q6F STMicroelectronics | 16271 | - | Datasheet | 10 Weeks | ACTIVE (Last Updated: 7 months ago) | - | Surface Mount | Surface Mount | 16-VFQFN Exposed Pad | 16 | - | - | - | -40°C~85°C | Tape & Reel (TR) | Timekeeper® | e3 | Active | 1 (Unlimited) | 16 | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | 8542.39.00.01 | 1.5V~4.4V | QUAD | 260 | 1.6V | 0.5mm | - | - | M41T66 | 16 | - | - | - | - | 2/4V | I2C, 2-Wire Serial | - | - | - | - | - | - | Clock | - | - | 1 | HH:MM:SS:hh (24 hr) | - | YY-MM-DD-dd | 0.9μA~1.1μA @ 1.5V~4.4V | SECONDS | Y | - | YES | I2C | Alarm, Leap Year, Square Wave Output, Watchdog Timer | - | 1mm | 3mm | 3mm | No | - | ROHS3 Compliant | Lead Free | ||
M41ST85WMX6TR STMicroelectronics | 204 | - | Datasheet | 25 Weeks | ACTIVE (Last Updated: 7 months ago) | Gold | Surface Mount | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | 28 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | - | e3 | Active | 3 (168 Hours) | 28 | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | 8542.39.00.01 | 2.7V~3.6V | DUAL | 250 | 3V | 1.27mm | - | 30 | M41ST | 28 | - | - | - | 3.3V | - | I2C, 2-Wire Serial | - | - | - | - | 0.032MHz | - | Clock | - | - | 1 | HH:MM:SS:hh (24 hr) | 44 B | YY-MM-DD-dd | 0.5mA @ 2.7V~3.6V | 1/100SECOND | Y | 2.5V~3.5V | - | I2C | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | - | 2.69mm | 17.96mm | 7.62mm | No | - | ROHS3 Compliant | Lead Free | ||
M48T35Y-70MH1F STMicroelectronics | 3415 | - | Datasheet | 26 Weeks | - | Tin | Surface Mount | Surface Mount | 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets | 28 | - | - | Commercial grade | 0°C~70°C | Tape & Reel (TR) | Timekeeper® | e3 | Active | 3 (168 Hours) | 28 | EAR99 | Clock/Calendar | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | 260 | 5V | 1.27mm | 70GHz | 30 | M48T35 | 28 | - | - | - | 5V | 5V | Parallel | 250kB | - | - | - | - | 70 ns | Clock | 8 | - | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 2mA @ 4.75V~5.5V | SECONDS | N | - | NO | - | Leap Year | - | 3.05mm | 18.1mm | 8.56mm | No | - | ROHS3 Compliant | Lead Free | ||
 M41T83ZQA6F STMicroelectronics | 188 |
| Datasheet | 10 Weeks | ACTIVE (Last Updated: 7 months ago) | Tin | Surface Mount | Surface Mount | 16-VQFN Exposed Pad | 16 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | - | e3 | Active | 1 (Unlimited) | 16 | EAR99 | Clock/Calendar | - | - | 8542.39.00.01 | 2.38V~5.5V | QUAD | 260 | 3V | 0.65mm | - | 40 | M41T83 | 16 | - | - | - | - | 3/5V | I2C, 2-Wire Serial | 7B | - | - | 8 | 0.4MHz | - | Clock | - | - | 1 | HH:MM:SS:hh (24 hr) | - | YY-MM-DD-dd | 10μA @ 5.5V | 1/100SECOND | Y | 2V~5.5V | NO | I2C | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | - | 1mm | 4mm | 4mm | No | - | ROHS3 Compliant | Lead Free | ||
M41ST85WMH6F STMicroelectronics | 1967 |
| Datasheet | 26 Weeks | ACTIVE (Last Updated: 7 months ago) | Tin | Surface Mount | Surface Mount | 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets | 28 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | - | e3 | Active | 3 (168 Hours) | 28 | EAR99 | Clock/Calendar | - | - | 8542.39.00.01 | 2.7V~3.6V | DUAL | 260 | 3V | 1.27mm | - | 30 | M41ST | 28 | - | - | - | 3.3V | - | I2C, 2-Wire Serial | 44B | - | - | - | 0.032MHz | - | Clock | - | - | 1 | HH:MM:SS:hh (24 hr) | 64 B | YY-MM-DD-dd | 0.5mA @ 2.7V~3.6V | 1/100SECOND | Y | 2.5V~3.5V | - | I2C | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | - | 3.05mm | 18.1mm | 8.56mm | No | - | ROHS3 Compliant | Lead Free | ||
M41T64Q6F STMicroelectronics | 1536 | - | Datasheet | 18 Weeks | ACTIVE (Last Updated: 7 months ago) | - | Surface Mount | Surface Mount | 16-VFQFN Exposed Pad | 16 | - | - | - | -40°C~85°C | Tape & Reel (TR) | Timekeeper® | e3 | Active | 1 (Unlimited) | 16 | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | 8542.39.00.01 | 1.3V~4.4V | QUAD | 260 | 2V | 0.5mm | - | 30 | M41T64 | 16 | - | - | - | - | 1.5/3V | I2C, 2-Wire Serial | - | - | - | - | 0.032MHz | - | Clock | - | - | 1 | HH:MM:SS:hh (24 hr) | 16 B | YY-MM-DD-dd | 0.7μA~0.95μA @ 1.3V~4.4V | 1/100SECOND | Y | - | - | I2C | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 880μm | - | 3mm | 3mm | No | - | ROHS3 Compliant | Lead Free | ||
M41T11MH6E STMicroelectronics | 60 | - | Datasheet | - | - | - | Surface Mount | Surface Mount | 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets | 28 | - | - | - | -40°C~85°C | Tube | - | e3 | Obsolete | 1 (Unlimited) | 28 | EAR99 | Clock/Calendar | Tin (Sn) | - | 8542.39.00.01 | 2V~5.5V | DUAL | 260 | - | 1.27mm | - | 30 | M41T11 | 28 | - | - | Not Qualified | - | 2.5/5V | I2C, 2-Wire Serial | - | - | 56B | - | 0.032MHz | - | Clock | - | - | - | HH:MM:SS | - | YY-MM-DD-dd | 70μA @ 2V~5.5V | SECONDS | N | 2.5V~3.5V | NO | I2C | Leap Year, NVSRAM | 2.69mm | - | 18.49mm | 8.89mm | - | No SVHC | ROHS3 Compliant | Lead Free | ||
 M41ST87WSS6F STMicroelectronics | 2700 | - | Datasheet | 15 Weeks | ACTIVE (Last Updated: 7 months ago) | Tin | Surface Mount | Surface Mount | 20-SSOP (0.209, 5.30mm Width) | 20 | 453.59237mg | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | - | e3 | Active | 3 (168 Hours) | 28 | EAR99 | Clock/Calendar | - | - | 8542.39.00.01 | 2.7V~3.6V | DUAL | 260 | 3V | 0.65mm | - | - | M41ST | 28 | R-PDSO-G28 | - | - | - | 3/3.3V | I2C, 2-Wire Serial | - | 500nA | - | 8 | 0.032MHz | - | Clock | - | - | 1 | HH:MM:SS:hh (24 hr) | 128 B | YY-MM-DD-dd | 0.5mA @ 2.7V~3.6V | 1/100SECOND | Y | 2.5V~3.6V | - | I2C | Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer | 1.85mm | - | 7.5mm | 5.6mm | No | No SVHC | ROHS3 Compliant | Lead Free |