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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 (Min.) | Operating Temperature | Packaging | JESD-609 Code | Pbfree Code | Part Status | Moisture Sensitivity Level (MSL) | Number of Terminations | ECCN Code | Type | Terminal Finish | Additional Feature | HTS Code | Voltage - Supply | Terminal Position | Peak Reflow Temperature (Cel) | Number of Functions | Supply Voltage | Terminal Pitch | Reach Compliance Code | Time@Peak Reflow Temperature-Max (s) | Pin Count | JESD-30 Code | Qualification Status | Supply Voltage-Max (Vsup) | Temperature Grade | Supply Voltage-Min (Vsup) | Number of Channels | Interface | Memory Size | Adjustable Threshold | 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 #DS17885S-5Twicea Part #699-476-DS17885S-5 | Rochester Electronics, LLC |
DS17885 REAL-TIME CLOCK
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 24-SOIC (0.295, 7.50mm Width) | YES | - | - | - | 0°C~70°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 24 | - | Clock/Calendar | TIN LEAD | - | - | 4.5V~5.5V | DUAL | 240 | - | 5V | 1.27mm | - | 20 | 24 | R-PDSO-G24 | COMMERCIAL | - | - | - | - | Parallel | 8KB | - | 0.032MHz | 8 | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3mA @ 4.5V~5.5V | 2.5V~3.7V | - | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 2.67mm | 17.9mm | 7.5mm | Non-RoHS Compliant | ||
| DS17885S-5 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1685SN-5Twicea Part #699-476-DS1685SN-5 | Rochester Electronics, LLC |
DS1685 5V REAL-TIME CLOCK
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 24-SOIC (0.295, 7.50mm Width) | YES | - | - | - | -40°C~85°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 24 | - | Clock/Calendar | TIN LEAD | - | - | 4.5V~5.5V | DUAL | 245 | - | 5V | 1.27mm | - | NOT SPECIFIED | 24 | R-PDSO-G24 | COMMERCIAL | - | - | - | - | Parallel | 242B | - | 0.032MHz | 8 | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3mA @ 5V | 2.5V~3.7V | - | Alarm, NVSRAM, Square Wave Output, Y2K | 2.65mm | 15.4mm | 7.5mm | Non-RoHS Compliant | ||
| DS1685SN-5 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1673E-5Twicea Part #699-476-DS1673E-5 | Rochester Electronics, LLC |
PORTABLE SYSTEM CONTROLLER
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 20-TSSOP (0.173, 4.40mm Width) | YES | - | - | - | 0°C~70°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 20 | - | Portable System Controller | TIN LEAD | 3-CHANNEL, 8-BIT ADC | - | 4.5V~5.5V | DUAL | 240 | - | 5V | 0.65mm | unknown | 20 | 20 | R-PDSO-G20 | COMMERCIAL | - | - | - | - | 3-Wire Serial | - | - | 0.032MHz | 1 | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 300μA @ 5V | 2.5V~3.7V | SERIAL, 3-WIRE | Alarm, Leap Year, Watchdog Timer | 1.1mm | 6.5mm | 4.4mm | Non-RoHS Compliant | ||
| DS1673E-5 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Mfr. Part #DS17285E-5Twicea Part #699-476-DS17285E-5 | Rochester Electronics, LLC |
DS17285 REAL-TIME CLOCK
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 28-TSSOP (0.465, 11.80mm Width) | YES | - | - | - | 0°C~70°C | Tray | e0 | no | Obsolete | 3 (168 Hours) | 28 | - | Clock/Calendar | TIN LEAD | - | - | 4.5V~5.5V | DUAL | 240 | - | 5V | 0.55mm | - | 20 | 28 | R-PDSO-G28 | COMMERCIAL | - | - | - | - | Parallel | 2KB | - | 0.032MHz | 8 | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 3mA @ 4.5V~5.5V | 2.5V~3.7V | - | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 1.2mm | 11.8mm | 8mm | Non-RoHS Compliant | ||
| DS17285E-5 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1386P-8-120Twicea Part #699-476-DS1386P-8-120 | Rochester Electronics, LLC |
RAMIFIED WATCHDOG TIMEKEEPER
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 34-PowerCap™ Module | YES | - | - | - | 0°C~70°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 34 | - | Clock/Calendar | TIN LEAD | - | - | 4.5V~5.5V | DUAL | 240 | - | 5V | - | - | NOT SPECIFIED | 34 | R-XDMA-U34 | COMMERCIAL | - | - | - | - | Parallel | 8KB | - | 0.032MHz | 8 | 1 | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 4mA @ 5V | 3V | - | Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer | - | - | - | Non-RoHS Compliant | ||
| DS1386P-8-120 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Mfr. Part #DS1501YETwicea Part #699-476-DS1501YE | Rochester Electronics, LLC |
Y2K-COMPLIANT WATCHDOG RTCS
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 28-TSSOP (0.465, 11.80mm Width) | YES | - | - | - | 0°C~70°C | Tray | e0 | no | Obsolete | 3 (168 Hours) | 28 | - | Clock/Calendar | TIN LEAD | - | - | 4.5V~5.5V | DUAL | 240 | - | 5V | 0.55mm | - | 20 | 28 | R-PDSO-G28 | COMMERCIAL | - | - | - | - | Parallel | 256B | - | 0.032MHz | 8 | 1 | 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 | 1.2mm | 11.8mm | 8mm | Non-RoHS Compliant | ||
| DS1501YE | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1556W-120Twicea Part #699-476-DS1556W-120 | Rochester Electronics, LLC |
NV, Y2K TIMEKEEPING RAM
Datasheet
Compare
| Min.:1 Mult.:1 | Through Hole | 32-DIP Module (0.600, 15.24mm) | NO | - | - | - | 0°C~70°C | Tube | e0 | no | Obsolete | 3 (168 Hours) | 32 | - | Clock/Calendar | TIN LEAD | - | - | 2.97V~3.63V | DUAL | 240 | - | 3.3V | 2.54mm | unknown | NOT SPECIFIED | 32 | R-PDMA-P32 | COMMERCIAL | - | - | - | - | Parallel | 128KB | - | 0.032MHz | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 4mA @ 3.3V | - | - | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | 10.922mm | 43.053mm | 15.24mm | Non-RoHS Compliant | ||
| DS1556W-120 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1747P-70Twicea Part #699-476-DS1747P-70 | Rochester Electronics, LLC |
Y2K, NV TIMEKEEPING RAM
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 34-PowerCap™ Module | YES | - | - | - | 0°C~70°C | Tube | e0 | no | Obsolete | 3 (168 Hours) | 34 | - | Clock/Calendar | TIN LEAD | A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED | - | 4.5V~5.5V | DUAL | 240 | - | 5V | - | - | NOT SPECIFIED | 34 | R-XDMA-U34 | COMMERCIAL | - | - | - | - | Parallel | 512KB | - | 0.032MHz | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 4mA @ 5V | 3V | - | Leap Year, NVSRAM, Y2K | - | - | - | Non-RoHS Compliant | ||
| DS1747P-70 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1743P-70Twicea Part #699-476-DS1743P-70 | Rochester Electronics, LLC |
Y2K, NV TIMEKEEPING RAM
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 34-PowerCap™ Module | YES | - | - | - | 0°C~70°C | Tube | e3 | yes | Obsolete | 1 (Unlimited) | 34 | - | Clock/Calendar | TIN | A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED | - | 4.5V~5.5V | DUAL | 260 | - | 5V | - | unknown | NOT SPECIFIED | 34 | R-XDMA-U34 | COMMERCIAL | - | - | - | - | Parallel | 8KB | - | 0.032MHz | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3mA @ 5V | 3V | - | Leap Year, NVSRAM, Y2K | - | - | - | ROHS3 Compliant | ||
| DS1743P-70 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #MAX6910EO30Twicea Part #699-476-MAX6910EO30 | Rochester Electronics, LLC |
RTCS WITH MPU SUPERVISOR
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 20-SSOP (0.154, 3.90mm Width) | YES | - | 85°C | -40°C | - | Tube | e3 | no | Obsolete | 1 (Unlimited) | 20 | - | Clock/Calendar/Supervisor | TIN | - | - | 2.7V~3.3V | DUAL | 260 | 1 | 3V | 0.635mm | - | NOT SPECIFIED | 20 | R-PDSO-G20 | - | 3.3V | INDUSTRIAL | 2.7V | 1 | I2C, 2-Wire Serial | 31B | YES | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | - | - | - | 1.73mm | 8.65mm | 3.9mm | ROHS3 Compliant | ||
| MAX6910EO30 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1315SN-5Twicea Part #699-476-DS1315SN-5 | Rochester Electronics, LLC |
DS1315 PHANTOM TIME CHIP
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 16-SOIC (0.295, 7.50mm Width) | - | 16-SOIC | - | - | -40°C~85°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 | ||
| DS1315SN-5 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1553P-100Twicea Part #699-476-DS1553P-100 | Rochester Electronics, LLC |
NV, Y2K TIMEKEEPING RAM
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 34-PowerCap™ Module | YES | - | - | - | 0°C~70°C | Tube | e0 | no | Obsolete | 3 (168 Hours) | 34 | - | Clock/Calendar | TIN LEAD | A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED | - | 4.5V~5.5V | DUAL | 240 | - | 5V | - | - | NOT SPECIFIED | 34 | R-XDMA-U34 | COMMERCIAL | - | - | - | - | Parallel | 8KB | - | 0.032MHz | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3mA @ 5V | 3V | - | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | - | - | - | Non-RoHS Compliant | ||
| DS1553P-100 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1744WP-120Twicea Part #699-476-DS1744WP-120 | Rochester Electronics, LLC |
Y2K, NV TIMEKEEPING RAM
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 34-PowerCap™ Module | YES | - | - | - | 0°C~70°C | Tube | e0 | no | Obsolete | 3 (168 Hours) | 34 | - | Clock/Calendar | TIN LEAD | A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED | - | 2.97V~3.63V | DUAL | 240 | - | 3.3V | - | - | NOT SPECIFIED | 34 | R-XDMA-U34 | COMMERCIAL | - | - | - | - | Parallel | 32KB | - | 0.032MHz | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2mA @ 3.3V | 3V | - | Leap Year, NVSRAM, Y2K | - | - | - | Non-RoHS Compliant | ||
| DS1744WP-120 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1557WP-120INDTwicea Part #699-476-DS1557WP-120IND | Rochester Electronics, LLC |
NV, Y2K TIMEKEEPING RAM
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 34-PowerCap™ Module | YES | - | - | - | -40°C~85°C | Tube | e0 | no | Obsolete | 3 (168 Hours) | 34 | - | Clock/Calendar | TIN LEAD | - | - | 2.97V~3.63V | DUAL | 240 | - | 3.3V | - | - | NOT SPECIFIED | 34 | R-XDMA-U34 | COMMERCIAL | - | - | - | - | Parallel | 512KB | - | 0.032MHz | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 4mA @ 3.3V | 3V | - | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | - | - | - | Non-RoHS Compliant | ||
| DS1557WP-120IND | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1643P-70Twicea Part #699-476-DS1643P-70 | Rochester Electronics, LLC |
DS1643 NV TIMEKEEPING RAM
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 34-PowerCap™ Module | YES | - | - | - | 0°C~70°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 34 | - | Clock/Calendar | TIN LEAD | - | - | 4.5V~5.5V | DUAL | 240 | - | 5V | 1.27mm | unknown | NOT SPECIFIED | 34 | R-XDMA-U34 | COMMERCIAL | - | - | - | - | Parallel | 8KB | - | 0.032MHz | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 3mA @ 5V | 3V | - | Leap Year, NVSRAM | 2.3368mm | 25.019mm | 23.495mm | Non-RoHS Compliant | ||
| DS1643P-70 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1251YP-70Twicea Part #699-476-DS1251YP-70 | Rochester Electronics, LLC |
4096K NV SRAM & PHANTOM CLOCK
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 34-PowerCap™ Module | YES | - | - | - | 0°C~70°C | Tube | e0 | no | Obsolete | 3 (168 Hours) | 34 | - | Phantom Time Chip | TIN LEAD | USE DS9034PCX TO ORDER POWERCAP | - | 4.5V~5.5V | DUAL | NOT SPECIFIED | - | 5V | - | - | NOT SPECIFIED | 34 | R-XDMA-U34 | COMMERCIAL | - | - | - | - | Parallel | 512KB | - | - | 8 | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 10mA @ 5V | 3V | - | Leap Year, NVSRAM | - | - | - | Non-RoHS Compliant | ||
| DS1251YP-70 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #CDP68HC68T1M96Twicea Part #699-476-CDP68HC68T1M96 | Rochester Electronics, LLC |
SERIAL RTC WITH RAM
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 20-SOIC (0.295, 7.50mm Width) | YES | - | - | - | -40°C~85°C | Tape & Reel (TR) | e0 | no | Obsolete | 1 (Unlimited) | 20 | EAR99 | Clock/Calendar | TIN LEAD | - | 8542.39.00.01 | 3V~6V | DUAL | 240 | - | 5V | 1.27mm | - | NOT SPECIFIED | 20 | R-PDSO-G20 | Not Qualified | - | - | - | - | SPI | 32B | - | 4.1943MHz | - | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 20μA~500μA @ 5V | 2.2V~6V | SERIAL, 3-WIRE | Alarm, Leap Year, Square Wave Output, Watchdog Timer | 2.65mm | 12.8mm | 7.5mm | Non-RoHS Compliant | ||
| CDP68HC68T1M96 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #X1227S8ITwicea Part #699-476-X1227S8I | Rochester Electronics, LLC |
RTC, NON-VOLATILE
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | YES | - | - | - | -40°C~85°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 8 | - | Clock/Calendar | TIN LEAD | - | - | 4.5V~5.5V | DUAL | 240 | - | 5V | 1.27mm | - | 40 | 8 | R-PDSO-G8 | COMMERCIAL | - | - | - | - | I2C, 2-Wire Serial | - | - | 0.032MHz | - | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 10μA~20μA @ 2.7V~5V | 1.8V~5.5V | I2C | Alarm, Leap Year, Supervisor, Watchdog Timer | 1.7272mm | 4.9022mm | 3.9116mm | Non-RoHS Compliant | ||
| X1227S8I | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1305NTwicea Part #699-476-DS1305N | Rochester Electronics, LLC |
DS1305 SERIAL ALARM RTC
Datasheet
Compare
| Min.:1 Mult.:1 | Through Hole | 16-DIP (0.300, 7.62mm) | NO | - | - | - | -40°C~85°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 16 | - | Clock/Calendar | TIN LEAD | - | - | 2V~5.5V | DUAL | 240 | - | 5V | 2.54mm | - | 20 | 16 | R-PDIP-T16 | COMMERCIAL | - | - | - | - | SPI | 96B | - | 0.032MHz | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 25.3μA~81μA @ 2V~5V | 2V~5.5V | SERIAL, 3-WIRE | Alarm, Leap Year, NVSRAM, Trickle-Charger | 4.572mm | 19.175mm | 7.62mm | Non-RoHS Compliant | ||
| DS1305N | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
![]() | Mfr. Part #DS1556WP-120Twicea Part #699-476-DS1556WP-120 | Rochester Electronics, LLC |
NV, Y2K TIMEKEEPING RAM
Datasheet
Compare
| Min.:1 Mult.:1 | Surface Mount | 34-PowerCap™ Module | YES | - | - | - | 0°C~70°C | Tube | e0 | no | Obsolete | 3 (168 Hours) | 34 | - | Clock/Calendar | TIN LEAD | - | - | 2.97V~3.63V | DUAL | NOT SPECIFIED | - | 3.3V | - | unknown | NOT SPECIFIED | 34 | R-XDMA-U34 | COMMERCIAL | - | - | - | - | Parallel | 128KB | - | 0.032MHz | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 4mA @ 3.3V | 3V | - | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | - | - | - | Non-RoHS Compliant | ||
| DS1556WP-120 |
Index :
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