- 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 | Base/Housing Material | Battery Backup Switching | Body Orientation | Capacitance Tolerance | Contact Materials | Factory Pack Quantity | Maximum Operating Temperature | Memory Types | Minimum Operating Temperature | Mounting | Mounting Styles | RoHS | RTC Bus Interface | RTC Memory Size | Supply Voltage-Max | Supply Voltage-Min | Termination Method | Unit Weight | Operating Temperature | Packaging | Published | Series | JESD-609 Code | Pbfree Code | Part Status | Moisture Sensitivity Level (MSL) | Number of Terminations | ECCN Code | Type | Terminal Finish | Number of Rows | Gender | HTS Code | Capacitance | Pitch | Voltage - Supply | Terminal Position | 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 | Function | Qualification Status | Number of Contacts | Housing Color | Operating Supply Voltage | Power Supplies | Interface | Memory Size | Operating Supply Current | Clock Frequency | Logic Function | External Data Bus Width | Number of Timers | Time Format | Date Format | Current - Timekeeping (Max) | Time-Min | Interrupt Capability | Voltage - Supply, Battery | Volatile | Features | Product Length | Product Width | Height | Height Seated (Max) | Length | Width | Radiation Hardening | REACH SVHC | RoHS Status | Lead Free |
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![]() DS17887-3IND Maxim Integrated | 97 | - | Datasheet | 19 Weeks | - | - | Through Hole | 24-DIP Module (0.600, 15.24mm) | NO | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tube | 2000 | - | e3 | yes | Active | 1 (Unlimited) | 24 | EAR99 | Clock/Calendar | Matte Tin (Sn) | - | - | 8542.39.00.01 | - | - | 2.7V~3.7V | DUAL | NOT SPECIFIED | 3V | 2.54mm | not_compliant | NOT SPECIFIED | DS17887 | 24 | R-PDIP-T24 | - | Not Qualified | - | - | - | 3V | Parallel | 8KB | - | 0.032MHz | - | 8 | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2mA @ 2.7V~3.7V | SECONDS | Y | 2.5V~3.7V | NO | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | - | - | - | 9.398mm | 33.782mm | 15.24mm | - | - | ROHS3 Compliant | - | ||
![]() DS1557WP-120 Maxim Integrated | 120 | - | Datasheet | 6 Weeks | - | - | Surface Mount | 34-PowerCap™ Module | YES | 34 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0°C~70°C | Tray | 2003 | - | e3 | yes | Active | 3 (168 Hours) | 34 | EAR99 | Clock/Calendar | Matte Tin (Sn) | - | - | 8473.30.11.80 | - | - | 2.97V~3.63V | DUAL | NOT SPECIFIED | 3.3V | - | - | NOT SPECIFIED | DS1557 | 34 | - | - | Not Qualified | - | - | - | 3.3V | Parallel | 512KB | - | 0.032MHz | - | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 4mA @ 3.3V | SECONDS | Y | 3V | NO | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | - | - | - | - | - | - | - | - | ROHS3 Compliant | Lead Free | ||
![]() DS1554P-70 Maxim Integrated | In Stock | - | Datasheet | 10 Weeks | - | - | Surface Mount | 34-PowerCap™ Module | YES | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0°C~70°C | Tube | 2003 | - | e3 | yes | Active | 3 (168 Hours) | 34 | EAR99 | Clock/Calendar | Matte Tin (Sn) | - | - | 8473.30.11.80 | - | - | 4.5V~5.5V | DUAL | 245 | 5V | 1.27mm | not_compliant | 40 | DS1554 | 34 | R-XDMA-U34 | - | Not Qualified | - | - | - | 5V | Parallel | 32KB | - | 0.032MHz | - | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 6mA @ 5V | SECONDS | Y | 3V | NO | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | - | - | - | 2.3368mm | 25.019mm | 23.495mm | - | - | ROHS3 Compliant | Lead Free | ||
![]() DS1554-70IND Maxim Integrated | 256 | - | Datasheet | 6 Weeks | Tin | Through Hole | Through Hole | 32-DIP Module (0.600, 15.24mm) | - | 32 | - | - | - | - | - | - | - | RAM | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tube | 2003 | - | e3 | yes | Active | 1 (Unlimited) | 32 | EAR99 | Clock/Calendar | - | - | - | 8473.30.11.80 | - | - | 4.5V~5.5V | DUAL | - | 5V | 2.54mm | - | - | DS1554 | 32 | - | - | - | - | - | 5V | 5V | Parallel | 32KB | 75mA | - | Clock | - | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 6mA @ 5V | SECONDS | Y | - | NO | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | - | - | 10.92mm | - | 44.2mm | 18.8mm | No | Unknown | ROHS3 Compliant | Lead Free | ||
![]() DS1556-70IND Maxim Integrated | In Stock | - | Datasheet | 10 Weeks | - | - | Through Hole | 32-DIP Module (0.600, 15.24mm) | NO | 32 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tube | 2003 | - | e3 | yes | Active | 1 (Unlimited) | 32 | EAR99 | Clock/Calendar | Matte Tin (Sn) | - | - | 8473.30.11.80 | - | - | 4.5V~5.5V | DUAL | NOT SPECIFIED | 5V | 2.54mm | - | NOT SPECIFIED | DS1556 | 32 | - | - | Not Qualified | - | - | - | 5V | Parallel | 128KB | - | - | - | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 6mA @ 5V | SECONDS | Y | - | NO | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | - | - | - | 10.922mm | 43.053mm | 15.24mm | - | - | ROHS3 Compliant | Lead Free | ||
![]() R2023T-E2-F Nisshinbo | In Stock | - | - | - | - | - | - | TSSOP-10 | - | - | - | No Backup Switching | - | - | - | 2000 | + 85 C | - | - 40 C | - | SMD/SMT | Details | Serial, 2-Wire, I2C | - | 5.5 V | 1.7 V | - | 0.006102 oz | - | MouseReel | - | R2023T | - | - | - | - | - | - | CMOS Real-Time Clock and Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Alarm, Calendar, Clock, Timer Interrupt | - | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12 hr, 24 hr) | YY-MM-DD-dd | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
![]() R2025D-E2-F Nisshinbo | In Stock | - | - | - | - | - | - | SON-22 | - | - | - | No Backup Switching | - | - | - | 1000 | + 85 C | - | - 40 C | - | SMD/SMT | Details | Serial, 2-Wire, I2C | - | 5.5 V | 1.7 V | - | - | - | MouseReel | - | R2025D | - | - | - | - | - | - | CMOS Real-Time Clock and Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Alarm, Calendar, Clock, Timer Interrupt | - | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12 hr, 24 hr) | YY-MM-DD-dd | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
![]() R2221T-E2-F Nisshinbo | In Stock | - | - | - | - | - | - | TSSOP-10 | - | - | - | No Backup Switching | - | - | - | 2000 | + 85 C | - | - 40 C | - | SMD/SMT | Details | Serial, 2-Wire, I2C | - | 5.5 V | 1.5 V | - | 0.006102 oz | - | MouseReel | - | R2221T | - | - | - | - | - | - | CMOS Real-Time Clock and Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Alarm, Calendar, Clock, Timer Interrupt | - | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12 hr, 24 hr) | YY-MM-DD-dd | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
![]() R2051S02-E2-F Nisshinbo | In Stock | - | - | - | - | - | - | SSOP-16 | - | - | - | Backup Switching | - | - | - | 2000 | + 85 C | - | - 40 C | - | SMD/SMT | Details | Serial, 2-Wire, I2C | - | 5.5 V | 750 mV | - | 0.012810 oz | - | MouseReel | - | R2051S | - | - | - | - | - | - | CMOS Real-Time Clock and Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Alarm, Calendar, Clock, Timer Interrupt | - | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12 hr, 24 hr) | YY-MM-DD-dd | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
![]() R2262L01-E2 Nisshinbo | In Stock | - | - | - | - | - | - | QFN-18 | - | - | - | Backup Switching | - | - | - | 3000 | + 85 C | - | - 40 C | - | SMD/SMT | Details | Serial, 3-Wire | - | 5.5 V | 600 mV | - | - | - | MouseReel | - | R2262L | - | - | - | - | - | - | CMOS Real-Time Clock and Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Alarm, Calendar, Clock, Timer Interrupt | - | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12 hr, 24 hr) | YY-MM-DD-dd | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
![]() R2051T01-E2-F Nisshinbo | In Stock | - | - | - | - | - | - | TSSOP-10 | - | - | - | Backup Switching | - | - | - | 2000 | + 85 C | - | - 40 C | - | SMD/SMT | Details | Serial, 2-Wire, I2C | - | 5.5 V | 750 mV | - | 0.006102 oz | - | Reel | - | R2051T | - | - | - | - | - | - | CMOS Real-Time Clock and Calendar | - | - | - | - | 0.1 uF | - | - | - | - | - | - | - | - | - | - | - | Alarm, Calendar, Clock, Timer Interrupt | - | - | - | - | - | - | - | - | - | - | - | - | BCD | BCD format | - | - | - | - | - | - | 4.5 mm | 4.5 x 6.4 x 1.27 | - | - | - | - | - | - | - | - | ||
![]() R2023L-E2 Nisshinbo | In Stock | - | - | - | - | - | - | QFN-16 | - | - | - | No Backup Switching | - | - | - | 3000 | + 85 C | - | - 40 C | - | SMD/SMT | Details | Serial, 2-Wire, I2C | - | 5.5 V | 1.7 V | - | - | - | Reel | - | R2023L | - | - | - | - | - | - | CMOS Real-Time Clock and Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Alarm, Calendar, Clock, Timer Interrupt | - | - | - | - | - | - | - | - | - | - | - | - | BCD | BCD format | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
![]() R2033T-E2-F Nisshinbo | In Stock | - | - | - | Tin-Lead | - | - | TSSOP-10 | - | - | PBT (Polybutylene Terephthalate) | No Backup Switching | Straight | - | Brass | 2000 | + 85 C | - | - 40 C | Through Hole | SMD/SMT | Details | Serial, 3-Wire | - | 5.5 V | 1.7 V | Solder | 0.006102 oz | -65 to 60 °C | MouseReel | - | R2033T | - | - | - | - | - | - | CMOS Real-Time Clock and Calendar | - | - | Header | - | - | 3.9600 mm | - | - | - | - | - | - | - | - | - | - | Alarm, Calendar, Clock, Timer Interrupt | - | - | Black | - | - | - | - | - | - | - | - | - | HH:MM:SS (12 hr, 24 hr) | YY-MM-DD-dd | - | - | - | - | - | - | 18.66 mm | - | - | - | - | - | - | - | - | - | ||
![]() R2061L01-E2 Nisshinbo | In Stock | - | - | - | - | - | - | QFN-16 | - | - | - | Backup Switching | Straight | - | - | 3000 | + 85 C | - | - 40 C | Through Hole | SMD/SMT | Details | Serial, 3-Wire | - | 5.5 V | 750 mV | Solder | - | -55 to 125 °C | Reel | - | R2061L | - | - | - | - | - | - | DIN 41612 | - | 3 | Pin | - | - | 2.5400 mm | - | - | - | - | - | - | - | - | - | - | Alarm, Calendar, Clock, Timer Interrupt | - | 96 POS | - | - | - | - | - | - | - | - | - | - | BCD | BCD format | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
![]() RS5C372A-E2-FB Nisshinbo | In Stock | - | - | - | - | - | - | SSOP-8 | - | - | - | Backup Switching | - | - | - | 2000 | + 85 C | - | - 40 C | - | SMD/SMT | Details | Serial, 2-Wire, I2C | 16 B | 6 V | 1.7 V | - | - | - | MouseReel | - | RS5C372 | - | - | - | - | - | - | Serial RTC | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Alarm, Calendar, Clock | - | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12 hr, 24 hr) | YY-MM-DD-dd | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
![]() R2043T-E2-F Nisshinbo | In Stock | - | - | - | - | - | - | TSSOP-10 | - | - | - | No Backup Switching | - | - | - | 2000 | + 85 C | - | - 40 C | - | SMD/SMT | Details | Serial, 4-Wire, SPI | - | 5.5 V | 1.7 V | - | 0.006102 oz | - | MouseReel | - | R2043T | - | - | - | - | - | - | CMOS Real-Time Clock and Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Alarm, Calendar, Clock, Timer Interrupt | - | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12 hr, 24 hr) | YY-MM-DD-dd | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
![]() RS5C372B-E2-F Nisshinbo | 2000 | - | - | - | - | - | - | SSOP-8 | - | - | - | Backup Switching | - | 5% | - | 2000 | + 85 C | - | - 40 C | - | SMD/SMT | Details | Serial, 2-Wire, I2C | 16 B | 6 V | 2 V | - | 0.056943 oz | - | MouseReel | - | RS5C372 | - | - | - | - | - | - | Serial RTC | - | - | - | - | 0.0015 uF | - | - | - | - | - | - | - | - | - | - | - | Alarm, Calendar, Clock | - | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12 hr, 24 hr) | YY-MM-DD-dd | - | - | - | - | - | - | 1.02 mm | 1 x 0.5 x 0.56 mm | - | - | - | - | - | - | - | - | ||
![]() RV5C348B-E2-F Nisshinbo | 376 | - | - | - | Gold | - | - | SSOP-10 | - | - | PBT (Polybutylene Terephthalate) | Backup Switching | Right Angle | - | Phosphor Bronze | 2000 | + 85 C | - | - 40 C | Through Hole | SMD/SMT | Details | Serial, 4-Wire | 16 B | 5.5 V | 2 V | Solder | - | - | MouseReel | - | RV5C348 | - | - | - | - | - | - | CMOS Real Time Clock ICs | - | - | Receptacle | - | - | 2.5400 mm | - | - | - | - | - | - | - | - | - | - | Alarm, Calendar, Clock | - | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12 hr, 24 hr) | YY-MM-DD-dd | - | - | - | - | - | - | 89.03 mm | - | - | - | - | - | - | - | - | - | ||
![]() RV5C387A-E2-F Nisshinbo | 18000 | - | - | - | Gold | - | - | SSOP-10 | - | - | Thermoplastic | No Backup Switching | Straight | - | Copper Alloy | 2000 | + 85 C | - | - 40 C | Surface Mount | SMD/SMT | Details | Serial, 2-Wire, I2C | 16 B | 5.5 V | 2 V | Solder | 0.010970 oz | - | MouseReel | - | RV5C387 | - | - | - | - | - | - | CMOS Real-Time Clock and Calendar | - | - | Plug | - | - | 0.5000 mm | - | - | - | - | - | - | - | - | - | - | Alarm, Calendar, Clock, Timer Interrupt | - | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12 hr, 24 hr) | YY-MM-DD-dd | - | - | - | - | - | - | 61.8 mm | - | - | - | - | - | - | - | - | - | ||
![]() RS5C338A-E2-F Nisshinbo | In Stock | - | - | - | - | - | - | SSOP-10 | - | - | - | Backup Switching | - | - | - | 2000 | + 85 C | - | - 40 C | - | SMD/SMT | Details | Serial, 3-Wire | 16 B | 5.5 V | 2 V | - | - | - | Reel | - | RS5C338 | - | - | - | - | - | - | Serial RTC | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Alarm, Calendar, Clock | - | - | - | - | - | - | - | - | - | - | - | - | BCD | BCD format | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |