- 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 | Memory Types | 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 | Max Operating Temperature | Min Operating Temperature | 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 | Qualification Status | Operating Supply Voltage | Power Supplies | Temperature Grade | Interface | Max Supply Voltage | Min Supply Voltage | Memory Size | Number of Bits | Clock Frequency | Accuracy | 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 | Thickness | Radiation Hardening | REACH SVHC | RoHS Status | Lead Free |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 MCP795W11T-I/ST Microchip Technology | 37 | - | Datasheet | 19 Weeks | - | - | Surface Mount | Surface Mount | 14-TSSOP (0.173, 4.40mm Width) | - | 14 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | 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 | 0.65mm | - | 40 | MCP795W11 | 14 | - | - | - | 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, Unique ID, Watchdog Timer | - | 1.2mm | 5mm | 4.4mm | - | No | - | ROHS3 Compliant | - | ||
 MCP795W12T-I/SL Microchip Technology | 50 | - | Datasheet | 17 Weeks | - | - | Surface Mount | Surface Mount | 14-SOIC (0.154, 3.90mm Width) | - | 14 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | 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 | MCP795W12 | 14 | - | - | - | 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, Unique ID, Watchdog Timer | - | 1.75mm | 8.65mm | 3.9mm | - | No | - | ROHS3 Compliant | - | ||
 BU9873FJ-GTE2 ROHM Semiconductor | 2500 | - | - | 11 Weeks | - | - | Surface Mount | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | 8 | - | - | Industrial grade | -40°C~85°C | Cut Tape (CT) | 2013 | - | - | - | Active | 1 (Unlimited) | 8 | - | EAR99 | Clock/Calendar | - | - | - | SEATED-HGT CALCULATED | - | 1.8V~5.5V | DUAL | NOT SPECIFIED | 3V | 1.27mm | - | NOT SPECIFIED | - | - | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 1μA~1.35μA @ 3V~5.5V | - | - | - | - | I2C | Alarm, Leap Year | - | 1.65mm | 4.9mm | 3.9mm | - | - | - | ROHS3 Compliant | - | ||
 PT7C433833AZEEX Diodes Incorporated | 2857 |
| Datasheet | 20 Weeks | - | - | - | Surface Mount | 8-WFDFN Exposed Pad | - | - | - | - | - | -40°C~85°C | Tape & Reel (TR) | - | - | - | - | Active | 1 (Unlimited) | - | - | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 2.7V~5.5V | - | NOT SPECIFIED | - | - | - | NOT SPECIFIED | - | - | - | - | - | - | - | I2C, 2-Wire Serial | - | - | 56B | - | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 125μA @ 2.7V~5.5V | - | - | 1.5V~3.7V | - | - | Leap Year, NVSRAM, Square Wave Output | - | - | - | - | - | - | - | RoHS Compliant | - | ||
 BQ4845S-A4NTR Texas Instruments | In Stock | - | Datasheet | - | - | Gold | Surface Mount | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | - | 28 | 730.794007mg | - | - | -40°C~85°C | Tape & Reel (TR) | - | - | e4 | - | Obsolete | 1 (Unlimited) | 28 | - | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 4.75V~5.5V | DUAL | 260 | 5V | 1.27mm | - | - | BQ4845 | 28 | - | - | 5V | 5V | - | Parallel | - | - | - | - | 0.032MHz | - | - | Clock | 8 | - | 1 | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 1.5mA Typ @ 4.5 V~5.5 V | SECONDS | Y | 2.3V~4V | NO | - | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | - | 2.667mm | 17.9705mm | 7.5565mm | - | No | - | ROHS3 Compliant | Lead Free | ||
 M41T56C64MY6F STMicroelectronics | In Stock | - | Datasheet | - | - | - | Surface Mount | Surface Mount | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | - | 18 | - | - | - | -40°C~85°C | Tape & Reel (TR) | - | - | e3 | - | Obsolete | 1 (Unlimited) | 18 | - | EAR99 | Clock/Calendar | Matte Tin (Sn) | - | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | 240 | 5V | 1.27mm | - | 30 | M41T56 | 18 | - | - | 5V | 5V | - | I2C, 2-Wire Serial | - | - | 56B 8KB | - | 0.032MHz | - | - | Clock | - | - | - | HH:MM:SS | - | YY-MM-DD-dd | 100μA Typ @ 4.5V~5.5V | SECONDS | N | 2.5V~3.5V | YES | I2C | EEPROM, Leap Year, NVSRAM | - | 2.69mm | 11.61mm | 7.62mm | - | No | - | ROHS3 Compliant | Lead Free | ||
BQ4845YS-A4NTR Texas Instruments | In Stock | - | Datasheet | - | - | Gold | Surface Mount | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | - | 28 | 730.794007mg | - | - | -40°C~85°C | Tape & Reel (TR) | - | - | e4 | - | Obsolete | 1 (Unlimited) | 28 | - | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | 260 | 5V | 1.27mm | - | - | BQ4845 | 28 | - | - | 5V | 5V | - | Parallel | - | - | - | - | 0.032MHz | - | - | Clock | 8 | - | 1 | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 1.5mA Typ @ 4.5 V~5.5 V | SECONDS | Y | 2.3V~4V | NO | - | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | - | 2.667mm | 17.9705mm | 7.5565mm | - | No | - | ROHS3 Compliant | Lead Free | ||
MCP795W22T-I/SL Microchip Technology | 37 | - | Datasheet | 5 Weeks | - | - | Surface Mount | Surface Mount | 14-SOIC (0.154, 3.90mm Width) | - | 14 | - | - | Industrial grade | -40°C~85°C | Tape & Reel (TR) | 2012 | - | 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 | MCP795W22 | 14 | - | - | - | 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, Unique ID, Watchdog Timer | - | 1.75mm | 8.65mm | 3.9mm | - | No | - | ROHS3 Compliant | - | ||
BQ4802LYDWRG4 Texas Instruments | 21 |
| - | 6 Weeks | ACTIVE (Last Updated: 1 week ago) | Gold | Surface Mount | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | - | 28 | 730.794007mg | - | - | 0°C~70°C | Tape & Reel (TR) | - | - | e4 | yes | Active | 1 (Unlimited) | 28 | - | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 2.7V~3.6V | DUAL | 260 | 3.3V | 1.27mm | - | - | BQ4802 | 28 | - | - | 3.3V | - | - | Parallel | - | - | - | - | 0.032MHz | - | - | Clock | - | - | 1 | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 1.5mA Typ @ 2.7 V~3.6 V | SECONDS | Y | 2.4V~4V | NO | - | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | 2.65mm | - | 17.9mm | 7.5mm | 2.35mm | No | - | ROHS3 Compliant | Lead Free | ||
BQ4802YDWRG4 Texas Instruments | 21 |
| - | - | - | Gold | Surface Mount | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | - | 28 | 730.794007mg | - | - | 0°C~70°C | Tape & Reel (TR) | - | - | e4 | - | Not For New Designs | 1 (Unlimited) | 28 | - | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | 260 | 5V | 1.27mm | - | - | BQ4802 | 28 | - | - | 5V | 5V | - | Parallel | - | - | - | - | 0.032MHz | - | - | Clock | 8 | - | 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 | NO | - | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | - | 2.65mm | 17.9mm | 7.5mm | - | No | - | ROHS3 Compliant | Lead Free | ||
 DP8573AVX/NOPB Texas Instruments | 21 |
| Datasheet | 6 Weeks | ACTIVE (Last Updated: 3 days ago) | - | Surface Mount | Surface Mount | 28-LCC (J-Lead) | - | 28 | - | - | - | -40°C~85°C | Tape & Reel (TR) | - | - | e3 | yes | Active | 2A (4 Weeks) | 28 | - | EAR99 | Clock/Calendar | Matte Tin (Sn) | - | - | 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 | - | - | DP8573 | 28 | - | - | 5V | - | - | Parallel | - | - | - | - | - | - | - | Clock | - | - | - | 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 | - | 11.51mm | 11.51mm | 4.06mm | No | - | ROHS3 Compliant | Contains Lead | ||
 M48T128Y-70PM1 STMicroelectronics | In Stock | - | Datasheet | - | - | - | Through Hole | Through Hole | 32-DIP Module (0.600, 15.24mm) | - | 32 | - | SRAM | - | 0°C~70°C | Tube | - | Timekeeper® | e3 | - | Obsolete | 1 (Unlimited) | 32 | - | EAR99 | Clock/Calendar | MATTE TIN | - | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | 225 | 5V | 2.54mm | 70GHz | NOT SPECIFIED | M48T128 | 32 | - | Not Qualified | 5V | 5V | - | Parallel | - | - | 128kB | - | - | - | 70 ns | Clock | - | 128000 | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 4mA @ 4.5V~5.5V | SECONDS | N | - | NO | - | Leap Year | 9.52mm | - | 43.18mm | 18.8mm | - | - | No SVHC | ROHS3 Compliant | Lead Free | ||
 MCP79512T-I/MN Microchip Technology | 90000 | - | Datasheet | 7 Weeks | - | - | Surface Mount | Surface Mount | 10-WFDFN Exposed Pad | - | 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 | - | 3V | 0.5mm | - | - | 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 | - | 0.8mm | 3mm | 3mm | - | No | - | ROHS3 Compliant | Lead Free | ||
 M48T37V-10MH1E STMicroelectronics | 160 | - | Datasheet | - | - | - | Surface Mount | Surface Mount | 44-BSOP (0.337, 8.56mm Width) requires SNAPHAT | - | 44 | - | - | - | 0°C~70°C | Tube | - | Timekeeper® | e3/e4 | - | Obsolete | 3 (168 Hours) | 44 | SMD/SMT | EAR99 | Clock/Calendar | TIN/NICKEL PALLADIUM GOLD | - | - | - | 8542.39.00.01 | 3V~3.6V | DUAL | NOT SPECIFIED | 3.3V | 0.81mm | 32.768kHz | NOT SPECIFIED | M48T37 | 44 | - | Not Qualified | 3.3V | - | - | Parallel | - | - | 32kB | 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 SVHC | ROHS3 Compliant | Lead Free | ||
 M41T315V-85MH6F STMicroelectronics | 212 |
| Datasheet | - | - | - | Surface Mount | Surface Mount | 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets | - | 28 | - | - | - | -40°C~85°C | Tape & Reel (TR) | - | - | - | - | Obsolete | 1 (Unlimited) | 28 | - | EAR99 | Phantom Time Chip | - | - | - | - | 8542.39.00.01 | 3V~3.6V | DUAL | 260 | 3.3V | 1.27mm | - | 10 | M41T315 | 28 | - | - | 3.3V | - | - | Serial | - | - | - | - | 0.032MHz | - | - | Clock | - | - | - | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 2mA @ 2.7V~3.6V | 1/100SECOND | N | 2.5V~3.7V | NO | - | Leap Year, Supervisor | - | 3.05mm | 18.1mm | 8.56mm | - | No | - | ROHS3 Compliant | Lead Free | ||
 PT7C4337UE Diodes Incorporated | 308 | - | Datasheet | 9 Weeks | - | - | Surface Mount | Surface Mount | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) | - | 8 | - | - | - | -40°C~85°C | Tube | 2013 | - | - | - | Last Time Buy | 1 (Unlimited) | 8 | - | EAR99 | Clock/Calendar | - | - | - | - | - | 1.8V~5.5V | DUAL | - | 3.3V | 0.65mm | - | - | - | - | - | - | - | 2/5V | - | I2C, 2-Wire Serial | - | - | - | - | 0.032MHz | - | - | Clock | - | - | 1 | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 0.8μA @ 1.3V~1.8V | SECONDS | Y | - | YES | I2C | Alarm, Leap Year, Square Wave Output | - | 1.1mm | 3mm | 3mm | - | No | - | ROHS3 Compliant | - | ||
M41T56MH6F STMicroelectronics | In Stock | - | Datasheet | - | - | - | Surface Mount | Surface Mount | 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets | - | 28 | - | - | - | -40°C~85°C | Tape & Reel (TR) | - | - | - | - | Obsolete | 1 (Unlimited) | 28 | - | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | 260 | 5V | 1.27mm | - | 10 | M41T56 | 28 | - | Not Qualified | 5V | 5V | - | I2C, 2-Wire Serial | - | - | 56B | - | 0.032MHz | - | - | Clock | - | - | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 100μA Typ @ 4.5V~5.5V | SECONDS | N | 2.5V~3.5V | NO | I2C | Leap Year, NVSRAM | - | 3.05mm | 18.1mm | 8.56mm | - | - | - | ROHS3 Compliant | Lead Free | ||
 PT7C4372AWEX Diodes Incorporated | 700 | - | Datasheet | 25 Weeks | - | - | - | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | YES | - | - | - | - | -40°C~85°C TA | Tape & Reel (TR) | 2004 | - | - | - | Active | 3 (168 Hours) | 8 | - | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 1.8V~6V | DUAL | - | 3V | 1.27mm | - | - | - | - | R-PDSO-G8 | Not Qualified | - | 2/5V | - | I2C, 2-Wire Serial | - | - | - | - | - | - | - | - | - | - | 1 | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 0.8μA @ 3V | SECONDS | Y | - | YES | I2C | Alarm, Leap Year | - | 1.75mm | 4.9mm | 3.9mm | - | - | - | ROHS3 Compliant | - | ||
 ISL12022MIBZ Intersil (Renesas Electronics America) | 15450 |
| Datasheet | 6 Weeks | - | Tin | Surface Mount | - | SOIC | - | 20 | - | - | - | - | - | 2007 | - | e3 | - | Active | 1 (Unlimited) | 20 | - | EAR99 | - | - | 85°C | -40°C | - | 8542.39.00.01 | - | DUAL | 260 | 3V | 1.27mm | - | 30 | - | 20 | - | - | - | 3/5V | INDUSTRIAL | 2-Wire, I2C, Serial | 5.5V | 2.7V | 128B | - | 0.032MHz | 0.0005 % | - | Clock | - | - | - | HH:MM:SS | 128 B | YY-MM-DD-dd | - | SECONDS | Y | - | - | I2C | - | 2.35mm | - | 13mm | 7.6mm | - | No | - | RoHS Compliant | Lead Free | ||
PT7C4363WEX Diodes Incorporated | 15923 | - | Datasheet | 9 Weeks | - | - | Surface Mount | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | - | - | - | - | -40°C~85°C TA | Tape & Reel (TR) | - | - | - | - | Last Time Buy | 1 (Unlimited) | 8 | - | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 1.3V~5.5V | DUAL | - | 3V | 1.27mm | - | - | - | - | R-PDSO-G8 | Not Qualified | - | 1.5/5V | - | I2C, 2-Wire Serial | - | - | - | - | - | - | - | Clock | - | - | 1 | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 0.85μA~0.9μA @ 3V~5V | SECONDS | Y | - | NO | I2C | Alarm, Leap Year, Square Wave Output | - | 1.75mm | 4.9mm | 3.9mm | - | - | - | ROHS3 Compliant | Lead Free |