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- Clock/Timing - Real Time Clocks
| Image | Part # | Manufacturer | Description | Availability | Pricing | Quantity | Mounting Type | Package / Case | Surface Mount | Supplier Device Package | Operating Temperature (Max.) | Operating Temperature | Packaging | JESD-609 Code | Pbfree Code | Part Status | Moisture Sensitivity Level (MSL) | Number of Terminations | ECCN Code | Type | Terminal Finish | 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 | Supply Voltage-Max (Vsup) | Temperature Grade | Supply Voltage-Min (Vsup) | Interface | Memory Size | uPs/uCs/Peripheral ICs Type | Clock Frequency | External Data Bus Width | Number of Timers | Time Format | Date Format | Current - Timekeeping (Max) | Voltage - Supply, Battery | Information Access Method | Features | Height Seated (Max) | Length | Width | RoHS Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | Mfr. Part #ISL12059IBZTwicea Part #699-476-ISL12059IBZ | Rochester Electronics, LLC |
RTC, NON-VOLATILE
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | 8-SOIC | - | -40°C~85°C | Tube | - | - | Obsolete | 2 (1 Year) | - | - | Clock/Calendar | - | - | 1.8V~3.6V | - | - | - | - | - | - | - | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | - | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 0.65μA @ 1.8V | - | - | Leap Year | - | - | - | ROHS3 Compliant | ||
| ISL12059IBZ | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #ISL12032IVZ-TTwicea Part #699-476-ISL12032IVZ-T | Rochester Electronics, LLC |
RTC, NON-VOLATILE
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 14-TSSOP (0.173, 4.40mm Width) | - | 14-TSSOP | - | -40°C~85°C | Tape & Reel (TR) | - | - | Obsolete | 1 (Unlimited) | - | - | Time Event Recorder | - | - | 2.7V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | I2C, 2-Wire Serial | 128B | - | - | - | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 18μA @ 5.5V | 1.8V~5.5V | - | Alarm, SRAM, Trickle-Charger | - | - | - | ROHS3 Compliant | ||
| ISL12032IVZ-T | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #ISL12023IVZTwicea Part #699-476-ISL12023IVZ | Rochester Electronics, LLC |
RTC, NON-VOLATILE
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 14-TSSOP (0.173, 4.40mm Width) | - | 14-TSSOP | - | -40°C~85°C | Tube | - | - | Obsolete | 1 (Unlimited) | - | - | Clock/Calendar | - | - | 2.7V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | I2C, 2-Wire Serial | 128B | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 14μA~15μA @ 3V~5V | 1.8V~5.5V | - | Alarm, Daylight Savings, Leap Year, SRAM | - | - | - | ROHS3 Compliant | ||
| ISL12023IVZ | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1500YETwicea Part #699-476-DS1500YE | Rochester Electronics, LLC |
Y2K WATCHDOG RTC WITH NV CONTROL
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 32-LFSOP (0.724, 18.40mm Width) | - | 32-TSOP | - | 0°C~70°C | Tray | - | - | Obsolete | 3 (168 Hours) | - | - | Clock/Calendar | - | - | 4.5V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | 256B | - | - | - | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 5mA @ 4.5V~5.5V | 2.5V~3.7V | - | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K | - | - | - | ROHS3 Compliant | ||
| DS1500YE | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Mfr. Part #DS17485E-3Twicea Part #699-476-DS17485E-3 | Rochester Electronics, LLC |
DS17485 REAL-TIME CLOCK
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 28-TSSOP (0.465, 11.80mm Width) | - | 28-TSOP | - | 0°C~70°C | Tray | - | - | Obsolete | 3 (168 Hours) | - | - | Clock/Calendar | - | - | 2.7V~3.7V | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | 4KB | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2mA @ 2.7V~3.7V | 2.5V~3.7V | - | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | - | - | - | ROHS3 Compliant | ||
| DS17485E-3 | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DP8573AVTwicea Part #699-476-DP8573AV | Rochester Electronics, LLC |
REAL TIME CLOCK
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 28-LCC (J-Lead) | - | - | - | -40°C~85°C | Tube | - | - | Obsolete | 2A (4 Weeks) | - | EAR99 | Clock/Calendar | - | 8542.39.00.01 | 4.5V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | - | - | - | - | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 1μA @ 5V | 2.2V~5.1V | - | Alarm, Leap Year | - | - | - | Non-RoHS Compliant | ||
| DP8573AV | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1687-5Twicea Part #699-476-DS1687-5 | Rochester Electronics, LLC |
DS1687 5V REAL-TIME CLOCK
Datasheet
Compare
| Min.:1 Mult.:1 | Through Hole | 24-DIP Module (0.600, 15.24mm) | - | 24-EDIP | - | 0°C~70°C | Tube | - | - | Obsolete | 1 (Unlimited) | - | - | Clock/Calendar | - | - | 4.5V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | 242B | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3mA @ 5V | 2.5V~3.7V | - | Alarm, NVSRAM, Square Wave Output, Y2K | - | - | - | Non-RoHS Compliant | ||
| DS1687-5 | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1743-85Twicea Part #699-476-DS1743-85 | Rochester Electronics, LLC |
Y2K, NV TIMEKEEPING RAM
Datasheet
Compare
| Min.:1 Mult.:1 | Through Hole | 28-DIP Module (0.600, 15.24mm) | - | 28-EDIP | - | 0°C~70°C | Tube | - | - | Obsolete | 3 (168 Hours) | - | - | Clock/Calendar | - | - | 4.5V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | 8KB | - | - | - | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3mA @ 5V | - | - | Leap Year, NVSRAM, Y2K | - | - | - | ROHS3 Compliant | ||
| DS1743-85 | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1315-5Twicea Part #699-476-DS1315-5 | Rochester Electronics, LLC |
DS1315 PHANTOM TIME CHIP
Datasheet
Compare
| Min.:1 Mult.:1 | Through Hole | 16-DIP (0.300, 7.62mm) | - | 16-PDIP | - | 0°C~70°C | Tube | - | - | Obsolete | 1 (Unlimited) | - | - | Phantom Time Chip | - | - | 4.5V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | - | - | - | - | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 1.3mA @ 5V | 2.5V~3.7V | - | Leap Year | - | - | - | Non-RoHS Compliant | ||
| DS1315-5 | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Mfr. Part #DS17285E-3Twicea Part #699-476-DS17285E-3 | Rochester Electronics, LLC |
DS17285 REAL-TIME CLOCK
Datasheet
Compare
| Min.:1 Mult.:1 | - | - | YES | - | 70°C | - | - | e0 | no | Obsolete | 3 (168 Hours) | 28 | - | - | TIN LEAD | - | - | DUAL | GULL WING | 240 | 3V | 0.55mm | 20 | 28 | R-PDSO-G28 | COMMERCIAL | 3.7V | COMMERCIAL | 2.7V | - | - | TIMER, REAL TIME CLOCK | 0.032MHz | 8 | 1 | - | - | - | - | PARALLEL, MUXED BUS | - | 1.2mm | 11.8mm | 8mm | ROHS3 Compliant | ||
| DS17285E-3 | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #ISL12027IBAZTwicea Part #699-476-ISL12027IBAZ | Rochester Electronics, LLC |
RTC, NON-VOLATILE
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | 8-SOIC | - | -40°C~85°C | Tube | - | - | Obsolete | 1 (Unlimited) | - | - | 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 | ||
| ISL12027IBAZ | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1305EN/T&RTwicea Part #699-476-DS1305EN/T&R | Rochester Electronics, LLC |
DS1305 SERIAL ALARM RTC
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 20-TSSOP (0.173, 4.40mm Width) | - | 20-TSSOP | - | -40°C~85°C | Tape & Reel (TR) | - | - | Obsolete | 1 (Unlimited) | - | - | Clock/Calendar | - | - | 2V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | SPI | 96B | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 25.3μA~81μA @ 2V~5V | 2V~5.5V | - | Alarm, Leap Year, NVSRAM, Trickle-Charger | - | - | - | Non-RoHS Compliant | ||
| DS1305EN/T&R | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS17285S-3/T&RTwicea Part #699-476-DS17285S-3/T&R | Rochester Electronics, LLC |
DS17285 REAL-TIME CLOCK
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 24-SOIC (0.295, 7.50mm Width) | - | 24-SOIC | - | 0°C~70°C | Tape & Reel (TR) | - | - | Obsolete | 1 (Unlimited) | - | - | Clock/Calendar | - | - | 2.7V~3.7V | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | 2KB | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2mA @ 2.7V~3.7V | 2.5V~3.7V | - | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | - | - | - | Non-RoHS Compliant | ||
| DS17285S-3/T&R | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS3231S/T&RTwicea Part #699-476-DS3231S/T&R | Rochester Electronics, LLC |
I2C-INTEGRATED RTC/TCXO/XTAL
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 16-SOIC (0.295, 7.50mm Width) | - | 16-SOIC | - | 0°C~70°C | Tape & Reel (TR) | - | - | Obsolete | 1 (Unlimited) | - | - | Clock/Calendar | - | - | 2.3V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 110μA~170μA @ 3.63V~5.5V | 2.3V~5.5V | - | Alarm, Leap Year, Square Wave Output, TCXO/Crystal | - | - | - | ROHS3 Compliant | ||
| DS3231S/T&R | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS14285S/T&RTwicea Part #699-476-DS14285S/T&R | Rochester Electronics, LLC |
DS14285 RTC WITH NV RAM CONTROL
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 24-SOIC (0.295, 7.50mm Width) | - | 24-SOIC | - | 0°C~70°C | Tape & Reel (TR) | - | - | Obsolete | 3 (168 Hours) | - | - | Clock/Calendar | - | - | 4.5V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | 114B | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 0.5μA @ 4.5V~5.5V | 2.5V~3.6V | - | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | - | - | - | Non-RoHS Compliant | ||
| DS14285S/T&R | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1673E-3/T&RTwicea Part #699-476-DS1673E-3/T&R | Rochester Electronics, LLC |
PORTABLE SYSTEM CONTROLLER
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 20-TSSOP (0.173, 4.40mm Width) | - | 20-TSSOP | - | 0°C~70°C | Tape & Reel (TR) | - | - | Obsolete | 1 (Unlimited) | - | - | Portable System Controller | - | - | 2.7V~3.3V | - | - | - | - | - | - | - | - | - | - | - | - | 3-Wire Serial | - | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 100μA @ 3V | 2.5V~3.7V | - | Alarm, Leap Year, Watchdog Timer | - | - | - | Non-RoHS Compliant | ||
| DS1673E-3/T&R | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1685SN-5/T&RTwicea Part #699-476-DS1685SN-5/T&R | Rochester Electronics, LLC |
DS1685 5V REAL-TIME CLOCK
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 24-SOIC (0.295, 7.50mm Width) | - | 24-SOIC | - | -40°C~85°C | Tape & Reel (TR) | - | - | Obsolete | 3 (168 Hours) | - | - | Clock/Calendar | - | - | 4.5V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | 242B | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3mA @ 5V | 2.5V~3.7V | - | Alarm, NVSRAM, Square Wave Output, Y2K | - | - | - | Non-RoHS Compliant | ||
| DS1685SN-5/T&R | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #BQ4845YS-A4Twicea Part #699-476-BQ4845YS-A4 | Rochester Electronics, LLC |
RTC, NON-VOLATILE, 1 TIMER(S)
Datasheet
Compare
| 136
In Stock
| Min.:1 Mult.:1 | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | - | 28-SOIC | - | 0°C~70°C | Tube | - | - | 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 | |
| BQ4845YS-A4 | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #BQ4845S-A4NTwicea Part #699-476-BQ4845S-A4N | Rochester Electronics, LLC |
RTC, NON-VOLATILE, 1 TIMER(S)
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | - | 28-SOIC | - | -40°C~85°C | Tube | - | - | Obsolete | 1 (Unlimited) | - | - | Clock/Calendar | - | - | 4.75V~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 | ||
| BQ4845S-A4N | |||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #BQ4802YDSHTwicea Part #699-476-BQ4802YDSH | Rochester Electronics, LLC |
RTC, NON-VOLATILE, 1 TIMER(S)
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 28-SOIC (0.337, 8.56mm Width) with SNAPHAT Sockets | - | 28-SOP | - | 0°C~70°C | Tube | - | - | Obsolete | 3 (168 Hours) | - | - | 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 | 2.4V~4V | - | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | - | - | - | Non-RoHS Compliant | ||
| BQ4802YDSH |
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