- Mounting Type
- Type
- Interface
- Moisture Sensitivity Level (MSL)
- Package / Case
- Packaging
- Part Status
- RoHS Status
- Time Format
- Voltage - Supply
- Operating Temperature
- Features
Attribute column
Manufacturer
Rochester Electronics Clock/Timing - Real Time Clocks
Product | Inventory | Pricing(USD) | Quantity | Datasheet | RoHS | Mounting Type | Package / Case | Surface Mount | Supplier Device Package | Operating Temperature | Packaging | JESD-609 Code | Pbfree Code | Part Status | Moisture Sensitivity Level (MSL) | Number of Terminations | Type | Terminal Finish | Additional Feature | Voltage - Supply | Terminal Position | Peak Reflow Temperature (Cel) | Supply Voltage | Terminal Pitch | Reach Compliance Code | Time@Peak Reflow Temperature-Max (s) | Pin Count | JESD-30 Code | Qualification Status | Interface | Memory Size | Number of Bits | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 DS1554-70 Rochester Electronics, LLC | In Stock | - | Datasheet | Through Hole | 32-DIP Module (0.600, 15.24mm) | NO | - | 0°C~70°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 32 | Clock/Calendar | TIN LEAD | IT CAN ALSO OPERATE WITH 5V | 4.5V~5.5V | DUAL | 240 | 5V | 2.54mm | - | NOT SPECIFIED | 32 | R-PDIP-P32 | COMMERCIAL | Parallel | 32KB | - | 0.032MHz | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 6mA @ 5V | - | - | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | 9.27mm | 38.675mm | 15.24mm | Non-RoHS Compliant | ||
 X1288S16-4.5A Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 16-SOIC (0.295, 7.50mm Width) | YES | - | 0°C~70°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 16 | Clock/Calendar | TIN LEAD | - | 4.5V~5.5V | DUAL | 240 | 5V | 1.27mm | - | NOT SPECIFIED | 16 | R-PDSO-G16 | COMMERCIAL | I2C, 2-Wire Serial | - | - | 0.032MHz | - | 1 | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 10μA~20μA @ 2.7V~5V | 1.8V~5.5V | I2C | Alarm, Leap Year, Supervisor, Watchdog Timer | 2.65mm | 10.3mm | 7.5mm | Non-RoHS Compliant | ||
 DS1685-3 Rochester Electronics, LLC | In Stock | - | Datasheet | Through Hole | 24-DIP (0.600, 15.24mm) | NO | - | 0°C~70°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 24 | Clock/Calendar | TIN LEAD | - | 2.7V~3.7V | DUAL | 240 | 3V | 2.54mm | - | 20 | 24 | R-PDIP-T24 | COMMERCIAL | Parallel | 242B | - | 0.032MHz | 8 | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2mA @ 3V | 2.5V~3.7V | - | Alarm, NVSRAM, Square Wave Output, Y2K | 5.08mm | 31.75mm | 15.24mm | Non-RoHS Compliant | ||
 X1227S8-2.7 Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | YES | - | 0°C~70°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 8 | Clock/Calendar | TIN LEAD | - | 2.7V~5.5V | DUAL | 240 | 5V | 1.27mm | - | 30 | 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 | ||
 DS1744-70 Rochester Electronics, LLC | In Stock | - | Datasheet | Through Hole | 28-DIP Module (0.600, 15.24mm) | NO | - | 0°C~70°C | Tube | e0 | no | Obsolete | 3 (168 Hours) | 28 | Clock/Calendar | TIN LEAD | - | 4.5V~5.5V | DUAL | 240 | 5V | 2.54mm | - | NOT SPECIFIED | 28 | R-XDMA-T28 | COMMERCIAL | Parallel | 32KB | - | 0.032MHz | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 4mA @ 5V | - | - | Leap Year, NVSRAM, Y2K | 10.42mm | 38.865mm | 15.24mm | Non-RoHS Compliant | ||
 DS1557P-70 Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 34-PowerCap™ Module | YES | - | 0°C~70°C | Tube | e0 | no | Obsolete | 3 (168 Hours) | 34 | Clock/Calendar | TIN LEAD | - | 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 | 6mA @ 5V | 3V | - | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | - | - | - | Non-RoHS Compliant | ||
 DS1678 Rochester Electronics, LLC | In Stock | - | Datasheet | Through Hole | 8-DIP (0.300, 7.62mm) | NO | - | -40°C~85°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 8 | Time Event Recorder | TIN LEAD | - | 4.5V~5.5V | DUAL | 245 | 5V | 2.54mm | - | NOT SPECIFIED | 8 | R-PDIP-T8 | COMMERCIAL | I2C, 2-Wire Serial | 32B | - | 0.032MHz | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | 2.6V~3.5V | I2C | Alarm, Leap Year, NVSRAM, Y2K | 4.572mm | 9.375mm | 7.62mm | Non-RoHS Compliant | ||
 ISL12028IB27Z-T Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 14-SOIC (0.154, 3.90mm Width) | - | 14-SOIC | -40°C~85°C | Tape & Reel (TR) | - | - | 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 | ||
 DS1685Q-5 Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 28-LCC (J-Lead) | YES | - | 0°C~70°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 28 | Clock/Calendar | TIN LEAD | - | 4.5V~5.5V | QUAD | 245 | 5V | 1.27mm | unknown | NOT SPECIFIED | 28 | S-PQCC-J28 | 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 | 4.57mm | 11.505mm | 11.505mm | Non-RoHS Compliant | ||
 ISL1220IUZ Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) | - | 10-MSOP | -40°C~85°C | Tube | - | - | Obsolete | 2 (1 Year) | - | Clock/Calendar | - | - | 2.7V~5.5V | - | - | - | - | - | - | - | - | - | I2C, 2-Wire Serial | 8B | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 4μA~6μA @ 3V~5V | 1.8V~5.5V | - | Alarm, Leap Year, SRAM | - | - | - | ROHS3 Compliant | ||
ISL12059IBZ-T Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | 8-SOIC | -40°C~85°C | Tape & Reel (TR) | - | - | 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 | ||
 ISL12057IRUZ-T Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 8-UFDFN | - | 8-μTDFN (2x2) | -40°C~85°C | Tape & Reel (TR) | - | - | Obsolete | 1 (Unlimited) | - | Clock/Calendar | - | - | 1.8V~3.6V | - | - | - | - | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 0.65μA @ 1.8V | - | - | Alarm, Leap Year | - | - | - | ROHS3 Compliant | ||
DS1307Z Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | YES | - | 0°C~70°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 8 | Clock/Calendar | TIN LEAD | - | 4.5V~5.5V | DUAL | 245 | 5V | 1.27mm | - | NOT SPECIFIED | 8 | R-PDSO-G8 | COMMERCIAL | I2C, 2-Wire Serial | 56B | - | 0.032MHz | - | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 200μA @ 5V | 2V~3.5V | I2C | Leap Year, NVSRAM, Square Wave Output | 1.75mm | 4.9mm | 3.9mm | Non-RoHS Compliant | ||
 DS1685E-3 Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 24-TSSOP (0.173, 4.40mm Width) | YES | - | 0°C~70°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 24 | Clock/Calendar | TIN LEAD | - | 2.7V~3.7V | DUAL | 240 | 3V | 0.65mm | unknown | 20 | 24 | R-PDSO-G24 | COMMERCIAL | Parallel | 242B | - | 0.032MHz | 8 | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2mA @ 3V | 2.5V~3.7V | - | Alarm, NVSRAM, Square Wave Output, Y2K | 1.1mm | 7.8mm | 4.4mm | Non-RoHS Compliant | ||
 DS12885S Rochester Electronics, LLC | In Stock | - | Datasheet | 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 | DAYLIGHT SAVINGS OPTION; SELECTABLE MOTOROLA/INTEL TIMING | 4.5V~5.5V | DUAL | 245 | 5V | 1.27mm | - | NOT SPECIFIED | 24 | R-PDSO-G24 | COMMERCIAL | Parallel | 114B | - | 0.032MHz | 8 | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 15mA @ 4.5V~5.5V | 2.5V~4V | - | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 2.67mm | 17.9mm | 7.5mm | Non-RoHS Compliant | ||
DS14285N Rochester Electronics, LLC | In Stock | - | Datasheet | Through Hole | 24-DIP (0.600, 15.24mm) | NO | - | -40°C~85°C | Tube | e3 | yes | Obsolete | 1 (Unlimited) | 24 | Clock/Calendar | MATTE TIN | - | 4.5V~5.5V | DUAL | 260 | 5V | 2.54mm | - | 30 | 24 | R-PDIP-T24 | COMMERCIAL | Parallel | 114B | - | 0.032MHz | 8 | 1 | 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 | 5.08mm | 31.75mm | 15.24mm | ROHS3 Compliant | ||
DS17485-5 Rochester Electronics, LLC | In Stock | - | Datasheet | Through Hole | 24-DIP (0.600, 15.24mm) | NO | - | 0°C~70°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 24 | Clock/Calendar | TIN LEAD | - | 4.5V~5.5V | DUAL | 240 | 5V | 2.54mm | - | 20 | 24 | R-PDIP-T24 | COMMERCIAL | Parallel | 4KB | - | 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 | 5.08mm | 31.75mm | 15.24mm | Non-RoHS Compliant | ||
 DS1688 Rochester Electronics, LLC | In Stock | - | Datasheet | Through Hole | 28-DIP (0.600, 15.24mm) | NO | - | 0°C~70°C | Tube | e0 | no | Obsolete | 3 (168 Hours) | 28 | Clock/Calendar | TIN LEAD | CAN ALSO OPERATE AT 5V | 2.7V~3.3V 4.5V~5.5V | DUAL | 245 | 5V | 2.54mm | - | NOT SPECIFIED | 28 | R-PDIP-T28 | COMMERCIAL | Parallel | 114B | 16 | - | 8 | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD | - | - | - | Alarm, Leap Year, Square Wave Output, Unique ID | 5.08mm | 36.83mm | 15.24mm | Non-RoHS Compliant | ||
DS17885S-5 Rochester Electronics, LLC | In Stock | - | Datasheet | 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 | ||
DS1685SN-5 Rochester Electronics, LLC | In Stock | - | Datasheet | 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 |