- 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 | Contact Plating | Mount | Mounting Type | Package / Case | Surface Mount | Number of Pins | Supplier Device Package | Operating Temperature (Max.) | Operating Temperature (Min.) | Operating Temperature | Packaging | Published | JESD-609 Code | Pbfree Code | Part Status | Moisture Sensitivity Level (MSL) | Number of Terminations | ECCN Code | Type | Terminal Finish | Max Operating Temperature | Min Operating Temperature | HTS Code | Voltage - Supply | Terminal Position | Terminal Form | Peak Reflow Temperature (Cel) | Supply Voltage | Terminal Pitch | Time@Peak Reflow Temperature-Max (s) | Pin Count | JESD-30 Code | Qualification Status | Operating Supply Voltage | Supply Voltage-Max (Vsup) | Power Supplies | Temperature Grade | Supply Voltage-Min (Vsup) | Interface | Max Supply Voltage | Min Supply Voltage | Memory Size | uPs/uCs/Peripheral ICs Type | Number of Bits | Clock Frequency | Accuracy | Logic Function | External Data Bus Width | Number of Timers | Time Format | 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 | RoHS Status | Lead Free |
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 1337GDCGI8 Integrated Device Technology (IDT) | 3000 | - | Datasheet | - | - | Surface Mount | - | SOIC | - | 8 | - | - | - | - | Tape & Reel | 2006 | e3 | yes | Discontinued | 1 (Unlimited) | 8 | EAR99 | - | Matte Tin (Sn) - annealed | 85°C | -40°C | - | - | DUAL | - | 260 | 3.3V | 1.27mm | 30 | 8 | - | - | 3.3V | 5.5V | 2/5V | INDUSTRIAL | - | 2-Wire, I2C, Serial | - | - | - | - | 8 | 0.4MHz | - | Clock | - | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | SECONDS | Y | - | - | I2C | - | - | 1.75mm | 4.9mm | 3.9mm | 1.5mm | No | RoHS Compliant | Lead Free | ||
 DS1371 Maxim Integrated | In Stock | - | - | - | - | - | - | UMAX | YES | - | - | 85°C | -40°C | - | Bulk | - | e3 | yes | - | 1 (Unlimited) | 8 | EAR99 | - | Matte Tin (Sn) | - | - | 8473.30.11.80 | - | DUAL | GULL WING | 260 | 3.3V | 0.65mm | 30 | 8 | S-PDSO-G8 | - | - | 5.5V | 1.8/5V | INDUSTRIAL | 1.7V | - | - | - | - | TIMER, REAL TIME CLOCK | - | 0.032MHz | - | - | - | 1 | - | - | - | SECONDS | Y | - | - | SERIAL, 2-WIRE/I2C | - | - | 1.1mm | 3mm | 3mm | - | No | RoHS Compliant | - | ||
DS1307ZN T Maxim Integrated | 87 | - | - | - | - | - | - | SOIC | YES | 8 | - | - | -40°C | - | - | - | e3 | yes | - | 1 (Unlimited) | 8 | EAR99 | - | Matte Tin (Sn) | - | - | - | - | DUAL | GULL WING | 260 | 5V | 1.27mm | NOT SPECIFIED | 8 | - | Not Qualified | - | 5.5V | 5V | INDUSTRIAL | 4.5V | - | - | - | 56B | TIMER, REAL TIME CLOCK | - | 0.032MHz | - | - | - | 1 | - | - | - | SECONDS | N | - | YES | I2C | - | - | 1.75mm | 4.9mm | 3.9mm | - | - | Non-RoHS Compliant | Lead Free | ||
DS1747WP-C03 Maxim Integrated | In Stock | - | - | - | - | Surface Mount | - | Module | - | 34 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 85°C | -40°C | - | - | - | - | - | - | - | - | - | - | - | 3.3V | - | - | - | - | Parallel | - | - | 512kB | - | - | - | - | Clock | - | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | - | - | - | - | - | - | - | - | - | - | - | - | No | RoHS Compliant | - | ||
 1338AC-31SRGI Integrated Device Technology (IDT) | In Stock | - | Datasheet | 7 Weeks | Tin | Surface Mount | - | SOIC | - | 16 | - | - | - | - | - | 2006 | e3 | yes | Active | 3 (168 Hours) | 16 | EAR99 | - | - | 85°C | -40°C | 8542.39.00.01 | - | DUAL | - | 260 | - | 1.27mm | NOT SPECIFIED | 16 | - | Not Qualified | 3.3V | 5.5V | 2.5/5V | INDUSTRIAL | - | 2-Wire, I2C, Serial | - | - | 56B | - | - | 0.032MHz | - | Clock | - | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | SECONDS | N | - | NO | I2C | - | 2.34mm | - | 10.4mm | 7.6mm | 2.34mm | - | RoHS Compliant | Lead Free | ||
 ISL12023IVZ-T Intersil (Renesas Electronics America) | In Stock | - | Datasheet | - | - | Surface Mount | - | TSSOP | - | 14 | - | - | - | - | Tape & Reel | 2008 | e3 | - | Active | 1 (Unlimited) | 14 | EAR99 | - | Matte Tin (Sn) - annealed | 85°C | -40°C | 8542.39.00.01 | - | DUAL | - | - | 3V | 0.65mm | - | 14 | - | - | - | - | 3/5V | INDUSTRIAL | - | 2-Wire, I2C, Serial | 5.5V | 2.7V | 128B | - | - | 0.032MHz | - | Clock | - | - | HH:MM:SS | YY-MM-DD-dd | - | SECONDS | Y | - | NO | I2C | - | - | 1.2mm | 5mm | 4.4mm | - | No | RoHS Compliant | - | ||
 1338AC-18SRGI Integrated Device Technology (IDT) | In Stock | - | Datasheet | 7 Weeks | Tin | Surface Mount | - | SOIC | - | 16 | - | - | - | - | - | 2006 | e3 | yes | Active | 3 (168 Hours) | 16 | EAR99 | - | - | 85°C | -40°C | 8542.39.00.01 | - | DUAL | - | 260 | 3.3V | 1.27mm | NOT SPECIFIED | 16 | - | Not Qualified | 1.8V | 5.5V | 1.5/5V | INDUSTRIAL | - | 2-Wire, I2C, Serial | - | - | 56B | - | - | 0.032MHz | - | Clock | - | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | SECONDS | N | - | NO | I2C | - | 2.34mm | - | 10.4mm | 7.6mm | 2.34mm | - | RoHS Compliant | Lead Free | ||
 X1288V14T1 Intersil (Renesas Electronics America) | In Stock | - | Datasheet | - | - | Surface Mount | - | TSSOP | - | - | - | - | - | - | - | 2005 | e0 | - | - | 1 (Unlimited) | 14 | EAR99 | - | Tin/Lead (Sn/Pb) | 85°C | -40°C | 8542.39.00.01 | - | DUAL | - | 240 | 5V | 0.65mm | 30 | 14 | R-PDSO-G14 | Not Qualified | - | 5.5V | 5V | COMMERCIAL | 4.5V | 2-Wire, I2C, Serial | - | - | 31.3kB | TIMER, REAL TIME CLOCK | - | 0.032MHz | - | - | - | 1 | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | - | 1/100SECOND | Y | - | YES | I2C | - | - | 1.2mm | 5mm | 4.4mm | - | - | RoHS Compliant | Contains Lead | ||
 1338C-18SRI8 Integrated Device Technology (IDT) | In Stock | - | Datasheet | - | - | Surface Mount | - | SOIC | - | 16 | - | - | - | - | Tape & Reel | 2006 | e3 | no | Discontinued | 3 (168 Hours) | 16 | EAR99 | - | Matte Tin (Sn) - annealed | 85°C | -40°C | 8542.39.00.01 | - | DUAL | - | 260 | 3.3V | 1.27mm | - | 16 | - | - | 1.8V | 5.5V | 2/5V | INDUSTRIAL | - | 2-Wire, I2C, Serial | - | - | 56B | - | - | 0.032MHz | - | Clock | - | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | SECONDS | N | - | NO | I2C | - | - | 2.65mm | 10.4mm | 7.6mm | 2.34mm | No | RoHS Compliant | Contains Lead | ||
 1338C-18SRI Integrated Device Technology (IDT) | In Stock | - | Datasheet | - | Tin | Surface Mount | - | SOIC | - | 16 | - | - | - | - | - | 2006 | e3 | no | Discontinued | 3 (168 Hours) | 16 | EAR99 | - | - | 85°C | -40°C | 8542.39.00.01 | - | DUAL | - | 260 | 3.3V | 1.27mm | NOT SPECIFIED | 16 | - | Not Qualified | 1.8V | 5.5V | 2/5V | INDUSTRIAL | - | 2-Wire, I2C, Serial | - | - | 56B | - | - | 0.032MHz | - | Clock | - | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | SECONDS | N | - | NO | I2C | - | - | 2.65mm | 10.4mm | 7.6mm | 2.34mm | - | RoHS Compliant | Contains Lead | ||
DS1685EN-3 T Maxim Integrated | In Stock | - | - | - | - | Surface Mount | - | - | - | 24 | - | 85°C | -40°C | - | - | - | e3 | yes | - | 1 (Unlimited) | 24 | EAR99 | - | Matte Tin (Sn) | - | - | 8473.30.11.80 | - | DUAL | GULL WING | 260 | 3V | 0.65mm | NOT SPECIFIED | 24 | - | Not Qualified | - | 3.7V | 3V | INDUSTRIAL | 2.7V | - | - | - | 242B | TIMER, REAL TIME CLOCK | - | 0.032MHz | - | - | 8 | 1 | - | - | - | SECONDS | Y | - | YES | PARALLEL, MUXED BUS | - | - | 1.1mm | 7.8mm | 4.4mm | - | - | Non-RoHS Compliant | Contains Lead | ||
 ISL12020MIRZ-T Intersil (Renesas Electronics America) | 7500 |
| Datasheet | 9 Weeks | Tin | Surface Mount | - | DFN | - | 20 | - | - | - | - | Tape & Reel | 2008 | e3 | - | Active | 1 (Unlimited) | 20 | EAR99 | - | - | 85°C | -40°C | 8542.39.00.01 | - | DUAL | - | 260 | 3V | 0.5mm | - | 20 | - | - | - | - | 3/5V | INDUSTRIAL | - | 2-Wire, I2C, Serial | 5.5V | 2.7V | 128B | - | - | 0.032MHz | 0.0005 % | Clock | - | - | HH:MM:SS | YY-MM-DD-dd | - | SECONDS | Y | - | NO | I2C | - | - | - | 5.5mm | 4mm | - | No | RoHS Compliant | - | ||
 ISL12029AIB27Z Rochester Electronics, LLC | In Stock | - | Datasheet | - | - | - | Surface Mount | 14-SOIC (0.154, 3.90mm Width) | - | - | 14-SOIC | - | - | -40°C~85°C | Tube | - | - | - | Obsolete | 2 (1 Year) | - | - | Clock/Calendar | - | - | - | - | 2.7V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 10μA~20μA @ 2.7V~5.5V | - | - | 1.8V~5.5V | - | - | Alarm, Leap Year, Supervisor, Watchdog Timer | - | - | - | - | - | - | ROHS3 Compliant | - | ||
 BQ4852YMC-85 Rochester Electronics, LLC | 1121 |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Obsolete | 3 (168 Hours) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Non-RoHS Compliant | - | ||
 BQ4285EP Rochester Electronics, LLC | 7 |
| Datasheet | - | - | - | Through Hole | 24-DIP (0.600, 15.24mm) | - | - | 24-PDIP | - | - | 0°C~70°C | Tube | - | - | - | Obsolete | 3 (168 Hours) | - | - | Clock/Calendar | - | - | - | - | 4.5V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | - | - | 114B | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 300μA @ 5V | - | - | 2.5V~4V | - | - | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | - | - | - | - | - | - | Non-RoHS Compliant | - | ||
 BQ3285LSS Rochester Electronics, LLC | 274 |
| - | - | - | - | Surface Mount | 24-SSOP (0.154, 3.90mm Width) | YES | - | - | 70°C | - | - | Tube | - | e0 | yes | Obsolete | 3 (168 Hours) | 24 | - | Clock/Calendar | TIN LEAD | - | - | - | 2.7V~3.6V | DUAL | - | NOT SPECIFIED | 3.15V | - | NOT SPECIFIED | - | R-PDSO-G24 | COMMERCIAL | - | - | - | COMMERCIAL | - | Parallel | - | - | 242B | - | - | - | - | - | 8 | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | - | - | 2.4V~4V | - | - | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | - | - | - | - | - | - | Non-RoHS Compliant | - | ||
 DS1371U Rochester Electronics, LLC | In Stock | - | Datasheet | - | - | - | Surface Mount | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) | - | - | 8-uMAX | - | - | -40°C~85°C | Tube | - | - | - | Obsolete | 1 (Unlimited) | - | - | Binary Counter | - | - | - | - | 1.7V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | - | - | - | - | - | - | - | Binary | Binary | 1.3μA @ 1.7V~5.5V | - | - | - | - | - | Alarm, Square Wave Output, Watchdog Timer | - | - | - | - | - | - | Non-RoHS Compliant | - | ||
 BQ4845YS-A4TR Rochester Electronics, LLC | In Stock | - | - | - | - | - | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | - | - | 28-SOIC | - | - | 0°C~70°C | Tape & Reel (TR) | - | - | - | Obsolete | 1 (Unlimited) | - | - | Clock/Calendar | - | - | - | - | 4.5V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.5mA Typ @ 4.5 V~5.5 V | - | - | 2.3V~4V | - | - | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | - | - | - | - | - | - | ROHS3 Compliant | - | ||
 BQ3285ESTR Rochester Electronics, LLC | In Stock | - | - | - | - | - | Surface Mount | 24-SOIC (0.295, 7.50mm Width) | - | - | 24-SOIC | - | - | 0°C~70°C | Tape & Reel (TR) | - | - | - | Obsolete | 1 (Unlimited) | - | - | Clock/Calendar | - | - | - | - | 4.5V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | - | - | 242B | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 300μA @ 5V | - | - | 2.5V~4V | - | - | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | - | - | - | - | - | - | ROHS3 Compliant | - | ||
BQ3285LDSSTR Rochester Electronics, LLC | In Stock | - | Datasheet | - | - | - | Surface Mount | 24-SSOP (0.154, 3.90mm Width) | - | - | 24-SSOP/QSOP | - | - | 0°C~70°C | Tape & Reel (TR) | - | - | - | Obsolete | 2 (1 Year) | - | - | Clock/Calendar | - | - | - | - | 2.7V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | - | - | 242B | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 100μA @ 3V | - | - | 2.4V~4V | - | - | Alarm, Daylight Savings, NVSRAM | - | - | - | - | - | - | ROHS3 Compliant | - |