- 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.) | Usage Level | Operating Temperature | Packaging | Published | Series | 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 | Additional Feature | HTS Code | Voltage - Supply | Terminal Position | Terminal Form | Peak Reflow Temperature (Cel) | Supply Voltage | Terminal Pitch | Reach Compliance Code | Time@Peak Reflow Temperature-Max (s) | Base Part Number | 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 | Logic Function | External Data Bus Width | 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 | RoHS Status | Lead Free |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 BQ4847YMT Texas Instruments | 3 | - | Datasheet | - | - | Through Hole | Through Hole | 28-DIP Module (0.61, 15.49mm) | - | 28 | - | - | - | - | 0°C~70°C | Tube | - | - | - | no | Obsolete | 1 (Unlimited) | 28 | - | Clock/Calendar | - | - | - | - | - | 4.5V~5.5V | DUAL | - | - | 5V | 2.54mm | - | - | BQ4847 | - | - | - | 5V | - | 5V | - | - | Parallel | - | - | - | - | - | - | Clock | - | - | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | - | SECONDS | Y | 2.3V~4V | NO | - | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | 9.52mm | - | 38.8mm | 18.42mm | No | ROHS3 Compliant | Contains Lead | ||
 BQ3287EMT Texas Instruments | 1 | - | Datasheet | - | Tin | Through Hole | Through Hole | 24-DIP Module (0.61, 15.49mm) | - | 24 | - | - | - | - | 0°C~70°C | Tube | - | - | - | no | Obsolete | 1 (Unlimited) | 24 | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | - | - | 5V | 2.54mm | - | - | BQ3287 | - | - | - | 5V | - | 5V | - | - | Parallel | - | - | 242B | - | - | 0.032MHz | Clock | 8 | 1 | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | - | SECONDS | Y | - | NO | - | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | - | - | - | - | No | ROHS3 Compliant | Contains Lead | ||
 BQ4850YMA-85 Texas Instruments | In Stock | - | Datasheet | - | - | Through Hole | Through Hole | 32-DIP Module (0.61, 15.49mm) | - | 32 | - | - | - | - | 0°C~70°C | Tray | - | - | - | no | Obsolete | 1 (Unlimited) | 32 | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | - | - | 5V | 2.54mm | - | - | BQ4850 | 32 | - | - | 5V | - | 5V | - | - | Parallel | - | - | 3.9MB | - | - | - | Clock | 8 | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 1mA @ 4.5V~5.5V | SECONDS | Y | - | NO | - | Alarm | - | 9.53mm | 42.8mm | 15.24mm | No | ROHS3 Compliant | Contains Lead | ||
 X1228S14I Intersil (Renesas Electronics America) | In Stock | - | Datasheet | - | - | Surface Mount | - | SOIC | - | - | - | - | - | - | - | Bulk | 2005 | - | e0 | - | - | - | 14 | EAR99 | - | Tin/Lead (Sn/Pb) | 85°C | -40°C | - | 8542.39.00.01 | - | DUAL | - | - | 5V | 1.27mm | - | - | - | 14 | R-PDSO-G14 | Not Qualified | - | 5.5V | 5V | INDUSTRIAL | 2.7V | 2-Wire, I2C, Serial | - | - | 512B | TIMER, REAL TIME CLOCK | - | 0.032MHz | - | - | 1 | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | - | SECONDS | Y | - | YES | I2C | - | - | 1.75mm | 8.65mm | 3.9mm | - | RoHS Compliant | Contains Lead | ||
 X1228S14I-4.5A Intersil (Renesas Electronics America) | 124 |
| - | - | - | Surface Mount | - | SOIC | - | - | - | - | - | - | - | Bulk | - | - | e0 | - | - | - | 14 | EAR99 | - | Tin/Lead (Sn/Pb) | 85°C | -40°C | - | 8542.39.00.01 | - | DUAL | - | - | 5V | 1.27mm | - | - | - | 14 | R-PDSO-G14 | Not Qualified | - | 5.5V | 5V | INDUSTRIAL | 2.7V | 2-Wire, I2C, Serial | - | - | 512B | TIMER, REAL TIME CLOCK | - | 0.032MHz | - | - | 1 | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | - | SECONDS | Y | - | YES | I2C | - | - | 1.75mm | 8.65mm | 3.9mm | - | RoHS Compliant | Contains Lead | ||
 M41T93SMY6E STMicroelectronics | In Stock | - | Datasheet | - | - | Surface Mount | Surface Mount | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | - | 18 | - | - | - | - | -40°C~85°C | Tube | - | - | e3 | - | Obsolete | 1 (Unlimited) | 18 | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | - | 8542.39.00.01 | 3V~5.5V | DUAL | - | 240 | - | 1.27mm | not_compliant | 30 | M41T93 | 18 | - | Not Qualified | - | - | 3.3/5V | - | - | SPI | - | - | 7B | - | 8 | 5MHz | Clock | - | 1 | HH:MM:SS:hh (24 hr) | - | YY-MM-DD-dd | 10μA @ 5.5V | 1/100SECOND | Y | 1.8V~5.5V | NO | - | Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer | 2.34mm | - | 11.61mm | 7.62mm | - | ROHS3 Compliant | Lead Free | ||
 M41T256YMH7F STMicroelectronics | In Stock | - | Datasheet | - | - | Surface Mount | Surface Mount | 44-BSOP (0.337, 8.56mm Width) requires SNAPHAT | - | - | - | - | - | - | -25°C~70°C | Tape & Reel (TR) | - | Timekeeper® | - | - | Obsolete | 1 (Unlimited) | 44 | EAR99 | Clock/Calendar | - | - | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | - | 260 | 5V | 0.81mm | - | 10 | M41T256 | 44 | R-PDSO-G44 | Not Qualified | - | - | 5V | - | - | I2C, 2-Wire Serial | - | - | 32KB | - | - | 0.032MHz | Clock | - | - | HH:MM:SS:hh (24 hr) | - | YY-MM-DD-dd | 2.5mA @ 4.5V~5.5V | 1/100SECOND | N | 2.5V~3.5V | NO | I2C | Leap Year, NVSRAM | - | 3.05mm | 18.1mm | 8.56mm | - | ROHS3 Compliant | Lead Free | ||
 AB0814-T3 Abracon LLC | In Stock | - | Datasheet | - | - | Surface Mount | Surface Mount | 16-VFQFN Exposed Pad | - | - | - | - | - | - | -40°C~85°C | Tape & Reel (TR) | 2012 | - | - | yes | Obsolete | 1 (Unlimited) | 16 | - | Clock/Calendar | - | - | - | - | - | 1.7V~3.6V | QUAD | - | 260 | 1.8V | 0.5mm | - | 30 | - | - | S-XQCC-N16 | - | - | - | - | - | - | SPI | - | - | - | - | - | 0.032MHz | Clock | - | 1 | HH:MM:SS:hh | 256 B | YY-MM-DD-dd | 0.17μA~0.22μA @ 1.8V~3V | - | - | 1.5V~3.6V | - | I2C; SERIAL, 4-WIRE/3-WIRE | Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer | - | 0.9mm | 3mm | 3mm | No | RoHS Compliant | Lead Free | ||
 R2061L03-E2 RICOH Electronic Devices Co., LTD. | In Stock | - | Datasheet | 9 Weeks | - | - | - | - | YES | - | - | 85°C | -40°C | - | - | Tape & Reel (TR) | - | - | - | - | Active | 1 (Unlimited) | 16 | - | - | - | - | - | - | - | - | QUAD | NO LEAD | NOT SPECIFIED | 3V | 0.4mm | - | NOT SPECIFIED | - | 16 | S-XQCC-N16 | - | - | 5.5V | - | INDUSTRIAL | 2.8V | - | - | - | - | TIMER, REAL TIME CLOCK | - | 0.032MHz | - | - | - | - | - | - | - | - | - | - | - | SERIAL, 3-WIRE | - | - | 0.43mm | 2.3mm | 2.3mm | - | RoHS Compliant | - | ||
 RX-8581NB:B0 EPSON | 30 |
| Datasheet | 13 Weeks | - | Surface Mount | Surface Mount | 22-SMD, 20 Leads, Flat Leads | - | - | 22-SON | - | - | - | -40°C~85°C | Tape & Reel (TR) | - | RX-8581NB | - | - | Active | 1 (Unlimited) | - | - | Clock/Calendar | - | 85°C | -40°C | - | - | 1.8V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | - | - | - | - | - | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 0.8μA~1.2μA @ 3V~5V | - | - | - | - | - | Alarm, Leap Year | - | - | - | - | - | ROHS3 Compliant | - | ||
 R2223L-E2 RICOH Electronic Devices Co., LTD. | In Stock | - | Datasheet | 9 Weeks | - | - | Surface Mount | 12-XFQFN Exposed Pad | - | - | QFN018018-12 | - | - | - | -40°C~85°C | Tape & Reel (TR) | - | - | - | - | Active | 1 (Unlimited) | - | - | Clock/Calendar | - | - | - | - | - | 1.5V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | - | - | - | Clock | - | - | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 0.9μA @ 3V | - | - | - | - | - | Alarm, Leap Year, RAM | - | - | - | - | - | RoHS Compliant | - | ||
 ISL12029IB30AZ Intersil (Renesas Electronics America) | In Stock | - | Datasheet | - | - | Surface Mount | - | SOIC | - | 14 | - | - | - | - | - | - | 2005 | - | e3 | - | Active | 2 (1 Year) | 14 | EAR99 | - | Matte Tin (Sn) - annealed | 85°C | -40°C | - | 8542.39.00.01 | - | DUAL | - | 260 | 3.3V | 1.27mm | - | 40 | - | - | - | - | 3.3V | - | 3/5V | INDUSTRIAL | - | 2-Wire, I2C, Serial | 5.5V | 2.7V | - | - | - | 0.032MHz | Clock | - | 1 | HH:MM:SS | - | YY-MM-DD-dd | - | SECONDS | Y | - | NO | I2C | - | 1.5mm | - | 8.75mm | 4mm | No | RoHS Compliant | - | ||
RTC62423 Epson | 15 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Non-RoHS Compliant | - | ||
| Tiny WHSL | 21 |
| Datasheet | 13 Weeks | - | - | Surface Mount | 14-SOIC (0.197, 5.00mm Width) | YES | - | - | - | - | - | -40°C~85°C | Tape & Reel (TR) | - | RX-8803LC | e3 | - | Active | 1 (Unlimited) | 14 | - | Clock/Calendar | Tin (Sn) | - | - | - | - | 1.6V~5.5V | DUAL | GULL WING | NOT SPECIFIED | 3V | 1.27mm | not_compliant | NOT SPECIFIED | - | - | R-PDSO-G14 | - | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | - | - | - | - | - | - | - | - | YY-MM-DD | 2.1μA~3.4μA @ 3V~5V | - | - | - | - | I2C | Alarm | - | 3.3mm | 10.1mm | 5mm | - | ROHS3 Compliant | - | ||
 ISL12026IBZ-T Renesas Electronics America Inc. | 25 | - | Datasheet | 6 Weeks | - | - | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | YES | - | - | - | - | Industrial grade | -40°C~85°C | Cut Tape (CT) | - | - | e3 | - | Active | 1 (Unlimited) | 8 | EAR99 | Clock/Calendar | Matte Tin (Sn) - annealed | - | - | - | 8542.39.00.01 | 2.7V~5.5V | DUAL | - | NOT SPECIFIED | 3.3V | 1.27mm | - | NOT SPECIFIED | ISL12026 | 8 | R-PDSO-G8 | - | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 10μA~20μA @ 2.7V~5.5V | - | - | 1.8V~5.5V | - | I2C | Alarm, Leap Year | - | 1.75mm | 4.9mm | 3.9mm | - | ROHS3 Compliant | - | ||
 DS1743W-150 Maxim Integrated | In Stock | - | Datasheet | - | - | - | - | - | NO | 28 | - | 70°C | - | - | - | Tube | 2012 | - | e3 | yes | Obsolete | 1 (Unlimited) | 28 | EAR99 | - | Matte Tin (Sn) | - | - | - | 8473.30.11.80 | - | DUAL | PIN/PEG | 260 | 3.3V | 2.54mm | - | NOT SPECIFIED | - | 28 | - | Not Qualified | - | 3.63V | 3.3V | COMMERCIAL | 2.97V | - | - | - | - | TIMER, REAL TIME CLOCK | - | 0.032MHz | - | 8 | - | - | - | - | - | SECONDS | N | - | NO | PARALLEL, DIRECT ADDRESS | - | - | 10.67mm | 38.225mm | 15.24mm | - | ROHS3 Compliant | Lead Free | ||
ISL12024IBZ Renesas Electronics America Inc. | 30 |
| Datasheet | 7 Weeks | - | - | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | - | - | - | - | - | -40°C~85°C | Tube | 1999 | - | e3 | - | Active | 1 (Unlimited) | - | EAR99 | Clock/Calendar | Matte Tin (Sn) | - | - | - | 8542.39.00.01 | 2.7V~5.5V | - | - | NOT SPECIFIED | - | - | - | NOT SPECIFIED | ISL12024 | 8 | - | - | - | - | - | - | - | 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, Unique ID | - | - | - | - | - | ROHS3 Compliant | - | ||
 DS1501Y Maxim Integrated | In Stock | - | Datasheet | 6 Weeks | - | - | Through Hole | 28-DIP (0.600, 15.24mm) | NO | - | - | - | - | - | 0°C~70°C | Tube | 2013 | - | e3 | yes | Obsolete | 1 (Unlimited) | 28 | EAR99 | Clock/Calendar | TIN | - | - | - | 8473.30.11.80 | 4.5V~5.5V | DUAL | - | 260 | 5V | 2.54mm | - | NOT SPECIFIED | DS1501 | 28 | R-PDIP-T28 | Not Qualified | - | - | 5V | - | - | Parallel | - | - | 256B | - | - | 0.032MHz | - | 8 | 1 | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 5mA @ 4.5V~5.5V | SECONDS | Y | 2.5V~3.7V | YES | - | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | - | 5.08mm | 36.83mm | 15.24mm | - | ROHS3 Compliant | Lead Free | ||
 DS1553P-100 Maxim Integrated | In Stock | - | Datasheet | - | - | Surface Mount | Surface Mount | 34-PowerCap™ Module | - | 34 | - | - | - | - | 0°C~70°C | Tube | 2010 | - | e3 | yes | Obsolete | 3 (168 Hours) | 34 | EAR99 | Clock/Calendar | MATTE TIN | - | - | A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED | 8473.30.11.80 | 4.5V~5.5V | DUAL | - | - | 5V | - | - | - | DS1553 | 34 | - | - | 5V | - | 5V | - | - | Parallel | - | - | 8KB | - | - | 0.032MHz | Clock | 8 | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 3mA @ 5V | SECONDS | Y | 3V | NO | - | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | - | - | - | - | No | ROHS3 Compliant | Lead Free | ||
 DS1743W-120 Maxim Integrated | In Stock | - | Datasheet | - | - | - | Through Hole | 28-DIP Module (0.600, 15.24mm) | NO | 28 | - | - | - | - | 0°C~70°C | Tube | 2011 | - | e3 | yes | Obsolete | 1 (Unlimited) | 28 | EAR99 | Clock/Calendar | Matte Tin (Sn) | - | - | - | 8473.30.11.80 | 2.97V~3.63V | DUAL | - | 260 | 3.3V | 2.54mm | - | NOT SPECIFIED | DS1743 | 28 | - | Not Qualified | - | - | 3.3V | - | - | Parallel | - | - | 8KB | - | - | 0.032MHz | - | 8 | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 2mA @ 3.3V | SECONDS | N | - | NO | - | Leap Year, NVSRAM, Y2K | - | 10.67mm | 38.225mm | 15.24mm | - | ROHS3 Compliant | Lead Free |
