- Manufacturer
- RoHS Status
- Package / Case
- Time Format
- Current - Timekeeping (Max)
- Date Format
- Features
- Interface
- Moisture Sensitivity Level (MSL)
- Mounting Type
- Operating Temperature
- Packaging
- Part Status
Attribute column
Categories
Clock/Timing - Real Time Clocks
Product | Inventory | Pricing(USD) | Quantity | Datasheet | RoHS | Factory Lead Time | Lifecycle Status | Contact Plating | Mount | Mounting Type | Package / Case | Surface Mount | Number of Pins | Weight | Usage Level | Operating Temperature | Packaging | Published | Series | JESD-609 Code | Pbfree Code | Part Status | Moisture Sensitivity Level (MSL) | Number of Terminations | Termination | ECCN Code | Type | Terminal Finish | Additional Feature | HTS Code | Voltage - Supply | Terminal Position | Peak Reflow Temperature (Cel) | Supply Voltage | Terminal Pitch | Reach Compliance Code | Frequency | Time@Peak Reflow Temperature-Max (s) | Base Part Number | Pin Count | JESD-30 Code | Number of Outputs | Qualification Status | Output Voltage | Operating Supply Voltage | Power Supplies | Interface | Memory Size | Nominal Supply Current | RAM Size | Number of Bits | Clock Frequency | Access Time | Logic Function | Screening Level | External Data Bus Width | RAM (words) | Number of Timers | Bus Compatibility | 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 | Thickness | Radiation Hardening | REACH SVHC | RoHS Status | Lead Free |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 MCP79400T-I/ST Microchip Technology | 33000 | - | Datasheet | 2 Weeks | - | - | Surface Mount | Surface Mount | 8-TSSOP (0.173, 4.40mm Width) | - | 8 | - | Automotive grade | -40°C~85°C | Tape & Reel (TR) | 2011 | - | e3 | - | Active | 1 (Unlimited) | 8 | - | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | 1.8V~5.5V | DUAL | 260 | 2.5V | 0.65mm | - | - | 40 | MCP79400 | 8 | - | - | - | - | - | 2/5V | I2C, 2-Wire Serial | 64B | - | - | - | 0.4MHz | - | Clock | TS 16949 | - | - | 1 | - | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 1.2μA Typ @ 3.3V | SECONDS | Y | 1.3V~5.5V | NO | I2C | Alarm, Leap Year, Square Wave Output, SRAM, Unique ID | - | 1.2mm | 4.4mm | 3mm | - | No | - | ROHS3 Compliant | - | ||
 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 | ||
 MCP79400T-I/SN Microchip Technology | 406238 | - | Datasheet | 7 Weeks | - | - | Surface Mount | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | 8 | - | Automotive grade | -40°C~85°C | Tape & Reel (TR) | 1998 | - | e3 | - | Active | 1 (Unlimited) | 8 | - | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | 1.8V~5.5V | DUAL | 260 | 2.5V | 1.27mm | - | - | 40 | MCP79400 | 8 | - | - | - | - | - | 2/5V | I2C, 2-Wire Serial | - | - | - | - | 0.4MHz | - | Clock | TS 16949 | - | - | 1 | - | HH:MM:SS (12/24 hr) | 64 B | YY-MM-DD-dd | 1.2μA Typ @ 3.3V | SECONDS | Y | 1.3V~5.5V | - | I2C | Alarm, Leap Year, Square Wave Output, SRAM, Unique ID | - | 1.75mm | 4.9mm | 3.9mm | - | No | - | ROHS3 Compliant | Lead Free | ||
 MCP79512-I/MS Microchip Technology | 1268 | - | Datasheet | 6 Weeks | - | - | - | Surface Mount | 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) | YES | 10 | - | Industrial grade | -40°C~85°C | Tube | 2012 | - | e3 | - | Active | 1 (Unlimited) | 10 | - | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | 8542.39.00.01 | 1.8V~3.6V | DUAL | 260 | 3V | 0.5mm | - | - | 40 | MCP79512 | - | - | - | - | - | - | - | SPI | 64B | - | - | - | 5MHz | - | Clock | - | - | - | - | - | HH:MM:SS:hh (12/24 hr) | - | YY-MM-DD-dd | 1μA @ 1.8V~3.6V | - | - | 1.3V~3.6V | - | - | Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID | - | 1.1mm | 3mm | 3mm | - | No | - | ROHS3 Compliant | Lead Free | ||
 MCP79401-I/MS Microchip Technology | 33000 | - | Datasheet | 7 Weeks | - | - | Surface Mount | Surface Mount | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) | - | 8 | - | Automotive grade | -40°C~85°C | Tube | 2011 | - | e3 | - | Active | 1 (Unlimited) | 8 | - | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | 1.8V~5.5V | DUAL | 260 | 2.5V | 0.65mm | - | - | 40 | MCP79401 | 8 | - | - | - | - | - | 2/5V | I2C, 2-Wire Serial | 64B | - | - | - | 0.4MHz | - | Clock | TS 16949 | - | - | 1 | - | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 1.2μA Typ @ 3.3V | SECONDS | Y | 1.3V~5.5V | NO | I2C | Alarm, Leap Year, Square Wave Output, SRAM, Unique ID | - | 1.1mm | 3mm | 3mm | - | No | - | ROHS3 Compliant | - | ||
 MCP7940M-I/P Microchip Technology | 760 | - | Datasheet | 7 Weeks | - | - | - | Through Hole | 8-DIP (0.300, 7.62mm) | NO | 8 | 930.006106mg | Industrial grade | -40°C~85°C | Tube | 2007 | - | e3 | - | Active | 1 (Unlimited) | 8 | - | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | 1.8V~5.5V | DUAL | - | 2.5V | 2.54mm | - | - | - | MCP7940M | - | - | - | - | - | - | 2/5V | I2C, 2-Wire Serial | - | - | - | - | - | - | Clock | - | - | - | 1 | - | HH:MM:SS (12/24 hr) | 64 B | YY-MM-DD-dd | 1μA @ 5.5V | SECONDS | Y | - | - | I2C | Alarm, Leap Year, Square Wave Output, SRAM | 4.95mm | - | 10.16mm | 7.11mm | - | No | No SVHC | ROHS3 Compliant | Lead Free | ||
 M48T58Y-70MH1F STMicroelectronics | 3001 | - | Datasheet | 26 Weeks | - | Tin | Surface Mount | Surface Mount | 28-SOIC (0.337, 8.56mm 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 | 245 | 5V | 1.27mm | - | 70GHz | 30 | M48T58 | 28 | - | - | - | - | 5V | 5V | Parallel | 62.5kB | - | - | - | - | 70 ns | Clock | - | 8 | - | - | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 3mA @ 4.5V~5.5V | SECONDS | N | - | NO | - | Leap Year | - | 3.05mm | 18.1mm | 8.56mm | - | No | - | ROHS3 Compliant | Lead Free | ||
 PCF85263ATL/AX NXP USA Inc. | 16000 | - | Datasheet | 7 Weeks | - | - | - | Surface Mount | 10-XFDFN Exposed Pad | YES | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | 2010 | - | - | - | Active | 1 (Unlimited) | 10 | - | EAR99 | Clock/Calendar | - | - | 8542.39.00.01 | 0.9V~5.5V | DUAL | NOT SPECIFIED | 3.3V | 0.5mm | - | - | NOT SPECIFIED | - | 10 | S-PDSO-N10 | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | - | - | - | - | - | - | - | 1 | - | HH:MM:SS:hh (12/24 hr) | - | YY-MM-DD-dd | 0.885μA @ 3.3V | - | - | 0.9V~5.5V | - | I2C | Alarm, Leap Year, Watchdog Timer | - | 0.5mm | 2.6mm | 2.6mm | - | - | - | ROHS3 Compliant | - | ||
 BQ32000D Texas Instruments | 50 | - | - | 6 Weeks | ACTIVE (Last Updated: 1 day ago) | Gold | Surface Mount | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | 8 | 75.891673mg | - | -40°C~85°C | Tube | - | - | e4 | yes | Active | 1 (Unlimited) | 8 | - | EAR99 | Clock/Calendar | - | - | - | 3V~3.6V | DUAL | 260 | 3.3V | 1.27mm | - | - | - | BQ32000 | 8 | - | - | - | - | 3.3V | - | I2C, 2-Wire Serial | - | - | - | - | 0.032MHz | - | Clock | - | - | - | - | I2C | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 100μA @ 3.3V | SECONDS | N | 1.4V~3.6V | NO | I2C | Leap Year, Square Wave Output, Trickle-Charger | 1.75mm | - | 4.9mm | 3.91mm | 1.58mm | No | - | ROHS3 Compliant | Lead Free | ||
MCP79520T-I/MS Microchip Technology | 3023 | - | Datasheet | 18 Weeks | - | - | - | Surface Mount | 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) | YES | 10 | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | 2012 | - | e3 | - | Active | 1 (Unlimited) | 10 | - | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | 8542.39.00.01 | 1.8V~3.6V | DUAL | 260 | 3V | 0.5mm | - | - | 40 | MCP79520 | - | - | - | - | - | - | - | SPI | 64B | - | - | - | 5MHz | - | Clock | - | - | - | - | - | HH:MM:SS:hh (12/24 hr) | - | YY-MM-DD-dd | 1μA @ 1.8V~3.6V | - | - | 1.3V~3.6V | - | - | Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID | - | 1.1mm | 3mm | 3mm | - | No | - | ROHS3 Compliant | Lead Free | ||
 BQ4802YDW Texas Instruments | 14 | - | - | 6 Weeks | ACTIVE (Last Updated: 3 days ago) | Gold | Surface Mount | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | - | 28 | 730.794007mg | - | 0°C~70°C | Tube | - | - | e4 | yes | Active | 1 (Unlimited) | 28 | SMD/SMT | EAR99 | Clock/Calendar | - | - | - | 4.5V~5.5V | DUAL | 260 | 5V | 1.27mm | - | - | - | BQ4802 | 28 | - | 8 | - | - | 5V | 5V | Parallel | - | - | - | - | 0.032MHz | - | Clock | - | - | - | 1 | - | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 1.5mA Typ @ 4.5 V~5.5 V | SECONDS | Y | 2.4V~4V | YES | - | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | 2.65mm | - | 17.9mm | 7.5mm | 2.35mm | No | No SVHC | ROHS3 Compliant | Lead Free | ||
 M41T81M6E STMicroelectronics | 690 | - | Datasheet | - | - | - | Surface Mount | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | 8 | - | - | -40°C~85°C | Tube | - | - | e4 | - | Discontinued | 1 (Unlimited) | 8 | - | EAR99 | Clock/Calendar | Nickel/Palladium/Gold (Ni/Pd/Au) | - | - | 2V~5.5V | DUAL | 260 | 5V | - | - | - | 30 | M41T81 | 8 | - | 1 | - | - | - | 2.5/5V | I2C, 2-Wire Serial | 64B | - | 20B | - | 0.032MHz | - | Clock | - | - | - | 1 | - | HH:MM:SS:hh (24 hr) | - | YY-MM-DD-dd | 100μA @ 2V~5.5V | - | Y | 2.5V~3.5V | YES | I2C | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 1.25mm | - | 4.9mm | 3.9mm | - | No | No SVHC | ROHS3 Compliant | Lead Free | ||
MCP79412-I/ST Microchip Technology | 23 | - | Datasheet | 6 Weeks | - | - | Surface Mount | Surface Mount | 8-TSSOP (0.173, 4.40mm Width) | - | 8 | - | Industrial grade | -40°C~85°C | Tube | 2011 | - | e3 | - | Active | 1 (Unlimited) | 8 | - | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | 1.8V~5.5V | DUAL | 260 | 5V | 0.65mm | - | - | 40 | MCP79412 | 8 | - | - | - | - | - | 2/5V | I2C, 2-Wire Serial | 64B 1Kb | - | - | - | 0.4MHz | - | Clock | - | - | - | - | - | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 1.2μA @ 3.3V | SECONDS | Y | 1.3V~5.5V | NO | I2C | Alarm, Leap Year, Square Wave Output, SRAM, Unique ID | - | 1.2mm | 4.4mm | 3mm | - | No | - | ROHS3 Compliant | - | ||
MCP7940N-E/SN Microchip Technology | 5000 | - | Datasheet | 6 Weeks | - | - | Surface Mount | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | 8 | 540.001716mg | Automotive grade | -40°C~125°C | Tube | 2012 | Automotive, AEC-Q100 | e3 | - | Active | 1 (Unlimited) | 8 | - | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | 1.8V~5.5V | DUAL | 260 | 2.5V | 1.27mm | - | - | 40 | MCP7940N | - | - | - | Not Qualified | - | - | 2/5V | I2C, 2-Wire Serial | 64B | - | - | - | - | - | Clock | TS 16949 | - | - | 1 | - | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 1.2μA @ 3.3V | SECONDS | Y | 1.3V~5.5V | NO | I2C | Alarm, Leap Year, Square Wave Output, SRAM | - | 1.75mm | 4.9mm | 3.9mm | - | - | - | ROHS3 Compliant | Lead Free | ||
 MCP795W20-I/SL Microchip Technology | 3 | - | Datasheet | 5 Weeks | - | - | Surface Mount | Surface Mount | 14-SOIC (0.154, 3.90mm Width) | - | 14 | - | Industrial grade | -40°C~85°C | Tube | 2011 | - | e3 | - | Active | 1 (Unlimited) | 14 | - | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | ALSO OPEARTES AT 1.8 V MINIMUM SUPPLY AT 3 MHZ | 8542.39.00.01 | 1.8V~3.6V | DUAL | 260 | 5V | 1.27mm | - | - | 40 | MCP795W20 | 14 | - | - | - | 250V | - | 2/5V | SPI | 64B | - | - | 8 | 10MHz | - | Clock | - | - | - | - | - | HH:MM:SS:hh (12/24 hr) | - | YY-MM-DD-dd | 1μA @ 1.8V~5.5V | 1/100SECOND | Y | 1.3V~3.6V | NO | - | Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 1.5mm | - | 8.65mm | 3.9mm | - | No | - | ROHS3 Compliant | Lead Free | ||
 M48T18-100PC1 STMicroelectronics | 68 | - | Datasheet | 25 Weeks | ACTIVE (Last Updated: 2 weeks ago) | - | Through Hole | Through Hole | 28-DIP Module (0.600, 15.24mm) | - | 28 | 4.190003g | - | 0°C~70°C | Tube | - | Timekeeper® | e3 | - | Active | 1 (Unlimited) | 28 | - | EAR99 | Clock/Calendar | Matte Tin (Sn) | 10 YEARS DATA RETENTION; ACCURACY 1 MIN/MONTH @ 25 DEGREE C; WRITE PROTECT VOLTAGE = 4.5V | 8542.39.00.01 | 4.5V~5.5V | DUAL | - | 5V | 2.54mm | - | 100GHz | - | M48T18 | 28 | - | - | - | - | 5V | - | Parallel | 8kB | - | - | - | - | 100 ns | Clock | - | - | 8184 | - | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 3mA @ 4.5V~5.5V | SECONDS | N | - | NO | - | Leap Year, Watchdog Timer | 8.89mm | - | 39.88mm | 18.34mm | - | No | No SVHC | ROHS3 Compliant | Lead Free | ||
 BQ3285S-SB2 Texas Instruments | 14 |
| - | 6 Weeks | ACTIVE (Last Updated: 1 week ago) | Gold | Surface Mount | Surface Mount | 24-SOIC (0.295, 7.50mm Width) | - | 24 | 624.398247mg | - | 0°C~70°C | Tube | - | - | e4 | yes | Active | 1 (Unlimited) | 24 | - | EAR99 | Clock/Calendar | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | 260 | 5V | 1.27mm | - | - | - | BQ3285 | 24 | - | - | - | - | 5V | 5V | Parallel | 114B | - | - | - | 0.032MHz | - | Clock | - | - | - | 1 | - | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | - | SECONDS | Y | 2.5V~4V | NO | - | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 2.65mm | - | 15.4mm | 7.5mm | 2.35mm | No | - | ROHS3 Compliant | Lead Free | ||
 DP8573AV Texas Instruments | In Stock | - | Datasheet | - | - | - | Surface Mount | Surface Mount | 28-LCC (J-Lead) | - | 28 | - | - | -40°C~85°C | Tube | - | - | e0 | - | Obsolete | 2A (4 Weeks) | 28 | - | EAR99 | Clock/Calendar | Tin/Lead (Sn/Pb) | PRESCALED XTAL OSCILLATOR OUTPUT FOR RTC; POWER FAIL I/P FOR BUS LOCK-OUT | 8542.39.00.01 | 4.5V~5.5V | QUAD | 245 | 5V | 1.27mm | - | - | 30 | DP8573 | 28 | - | - | - | - | 5V | - | Parallel | 32B | - | - | - | - | - | Clock | - | 8 | - | - | - | HH:MM:SS:hh (12/24 hr) | - | YY-MM-DD-dd | 1μA @ 5V | 1/100SECOND | Y | 2.2V~5.1V | YES | - | Alarm, Leap Year | - | 4.57mm | 11.43mm | 11.43mm | - | No | - | Non-RoHS Compliant | Contains Lead | ||
MCP79411T-I/SN Microchip Technology | 5000 | - | Datasheet | 6 Weeks | - | - | Surface Mount | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | 8 | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | 2011 | - | e3 | - | Active | 1 (Unlimited) | 8 | - | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | 1.8V~5.5V | DUAL | 260 | 5V | 1.27mm | - | - | 40 | MCP79411 | 8 | - | - | - | - | - | 2/5V | I2C, 2-Wire Serial | 64B 1Kb | - | - | - | 0.4MHz | - | Clock | - | - | - | - | - | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 1.2μA @ 3.3V | SECONDS | Y | 1.3V~5.5V | NO | I2C | Alarm, Leap Year, Square Wave Output, SRAM, Unique ID | - | 1.75mm | 4.9mm | 3.9mm | - | No | - | ROHS3 Compliant | Lead Free | ||
M41T82RM6E STMicroelectronics | In Stock | - | 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 | 3V | - | unknown | - | 30 | M41T82 | 8 | - | 1 | Not Qualified | - | - | 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 | - | Y | 2V~5.5V | NO | I2C | Alarm, Leap Year, SRAM, Watchdog Timer | 1.25mm | - | 5mm | 4mm | - | - | No SVHC | ROHS3 Compliant | Lead Free |