- 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 | Number of Pins | Operating Temperature (Max.) | Operating Temperature (Min.) | Operating Temperature | Packaging | Published | 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) | 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 | Number of Bits | 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 | Lead Free |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 DS17285-5 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 | 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 | 5.08mm | 31.75mm | 15.24mm | Non-RoHS Compliant | - | ||
 DS12885Q 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 | DAYLIGHT SAVINGS OPTION; SELECTABLE MOTOROLA/INTEL TIMING | 4.5V~5.5V | QUAD | 245 | - | 5V | 1.27mm | - | NOT SPECIFIED | 28 | S-PQCC-J28 | 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 | 4.57mm | 11.505mm | 11.505mm | Non-RoHS Compliant | - | ||
 MAX6909EO30 Rochester Electronics, LLC | In Stock | - | Datasheet | 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 | - | ||
DS14285Q Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 28-LCC (J-Lead) | YES | - | - | - | 0°C~70°C | Tube | - | e3 | yes | Obsolete | 3 (168 Hours) | 28 | Clock/Calendar | TIN | - | 4.5V~5.5V | QUAD | 260 | - | 5V | 1.27mm | unknown | NOT SPECIFIED | 28 | S-PQCC-J28 | 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 | 4.57mm | 11.505mm | 11.505mm | ROHS3 Compliant | - | ||
DS1685QN-3 Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 28-LCC (J-Lead) | YES | - | - | - | -40°C~85°C | Tube | - | e0 | no | Obsolete | 1 (Unlimited) | 28 | Clock/Calendar | TIN LEAD | - | 2.7V~3.7V | QUAD | NOT SPECIFIED | - | 3V | 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 | 2mA @ 3V | 2.5V~3.7V | - | Alarm, NVSRAM, Square Wave Output, Y2K | 4.57mm | 11.505mm | 11.505mm | Non-RoHS Compliant | - | ||
 DS1688S Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | YES | - | - | - | 0°C~70°C | Tube | - | e0 | no | Obsolete | 1 (Unlimited) | 28 | Clock/Calendar | TIN LEAD | CAN ALSO OPERATE WITH 5V SUPPLY | 2.7V~3.3V 4.5V~5.5V | DUAL | 240 | - | 3V | 1.27mm | - | 20 | 28 | R-PDSO-G28 | COMMERCIAL | - | - | - | - | Parallel | 114B | 16 | - | 0.032MHz | 8 | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD | - | - | - | Alarm, Leap Year, Square Wave Output, Unique ID | 3.05mm | 18.1mm | 8.565mm | Non-RoHS Compliant | - | ||
 DS1743P-100 Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 34-PowerCap™ Module | YES | - | - | - | 0°C~70°C | Tube | - | e0 | no | Obsolete | 1 (Unlimited) | 34 | Clock/Calendar | TIN LEAD | A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED | 4.5V~5.5V | DUAL | 240 | - | 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 | - | - | - | Non-RoHS Compliant | - | ||
DS1743WP-150 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 | A POWERCAP MODULE CONTAINING CRYSTAL AND BATTERY REQUIRED | 2.97V~3.63V | DUAL | NOT SPECIFIED | - | 3.3V | - | - | NOT SPECIFIED | 34 | R-XDMA-U34 | COMMERCIAL | - | - | - | - | Parallel | 8KB | - | - | 0.032MHz | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2mA @ 3.3V | 3V | - | Leap Year, NVSRAM, Y2K | - | - | - | Non-RoHS Compliant | - | ||
 DS1689 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 | AUXILIARY BATTERY I/P; POWER ON INTRPT WITH KICK START; RAM CLEAR I/P; 64-BIT SILICON SERIAL NUMBER | 2.7V~3.3V 4.5V~5.5V | DUAL | 245 | - | 5V | 2.54mm | unknown | NOT SPECIFIED | 28 | R-PDIP-T28 | COMMERCIAL | - | - | - | - | Parallel | 114B | 16 | - | - | 8 | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2mA @ 3V 3mA @ 5V | 2.5V~3.7V | - | NVSRAM | 5.08mm | 36.83mm | 15.24mm | Non-RoHS Compliant | - | ||
 DS1646-120 Rochester Electronics, LLC | In Stock | - | Datasheet | Through Hole | 32-DIP Module (0.600, 15.24mm) | NO | 32 | - | - | 0°C~70°C | Tube | 2005 | e0 | no | Obsolete | 1 (Unlimited) | 32 | Clock/Calendar | TIN LEAD | - | 4.5V~5.5V | DUAL | 240 | - | 5V | - | - | NOT SPECIFIED | 32 | - | COMMERCIAL | - | - | - | - | Parallel | 128KB | - | - | - | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 4mA @ 4.5 V~5.5 V | 3V | - | Leap Year, NVSRAM | - | - | - | Non-RoHS Compliant | Contains Lead | ||
DS1746WP-120IND Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 34-PowerCap™ Module | YES | - | - | - | -40°C~85°C | Tube | - | e0 | no | Obsolete | 1 (Unlimited) | 34 | Clock/Calendar | TIN LEAD | - | 2.97V~3.63V | DUAL | 240 | - | 3.3V | - | unknown | NOT SPECIFIED | 34 | R-XDMA-U34 | COMMERCIAL | - | - | - | - | Parallel | 128KB | - | - | 0.032MHz | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2mA @ 3.3V | 3V | - | Leap Year, NVSRAM, Y2K | - | - | - | Non-RoHS Compliant | - | ||
 DS1691 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 | CAN ALSO OPERATE WITH 5V SUPPLY | 2.7V~3.3V 4.5V~5.5V | DUAL | 240 | - | 3V | 2.54mm | - | NOT SPECIFIED | 28 | R-PDIP-T28 | COMMERCIAL | - | - | - | - | Parallel | 114B | 16 | - | 0.032MHz | 8 | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD | - | - | - | Alarm, Leap Year, Square Wave Output, Unique ID | 9.398mm | 38.862mm | 15.24mm | Non-RoHS Compliant | - | ||
 BQ3285ES Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 24-SOIC (0.295, 7.50mm Width) | YES | - | - | - | 0°C~70°C | Tube | - | e4 | no | Obsolete | 3 (168 Hours) | 24 | Clock/Calendar | NICKEL PALLADIUM GOLD | SELECTABLE INTEL/MOTOROLA TIMING; DAYLIGHT SAVING OPTION; RAM CLEAR I/P | 4.5V~5.5V | DUAL | 260 | - | 5V | - | - | NOT SPECIFIED | - | R-PDSO-G24 | COMMERCIAL | - | - | - | - | Parallel | 242B | - | - | - | 8 | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 300μA @ 5V | 2.5V~4V | - | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | - | - | - | Non-RoHS Compliant | - | ||
DS1553W-150 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 | - | 2.97V~3.63V | DUAL | 240 | - | 3.3V | 2.54mm | - | NOT SPECIFIED | 28 | R-PDIP-P28 | COMMERCIAL | - | - | - | - | Parallel | 8KB | - | - | 0.032MHz | 8 | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 2mA @ 3.3V | 3V | - | Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K | 9.398mm | 38.862mm | 15.24mm | Non-RoHS Compliant | - | ||
 BQ3285ESS Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 24-SSOP (0.154, 3.90mm Width) | YES | - | - | - | 0°C~70°C | Tube | - | e4 | yes | Obsolete | 3 (168 Hours) | 24 | Clock/Calendar | NICKEL PALLADIUM GOLD | - | 4.5V~5.5V | DUAL | 260 | - | 5V | 0.635mm | - | NOT SPECIFIED | 24 | R-PDSO-G24 | COMMERCIAL | - | - | - | - | Parallel | 242B | - | - | 0.032MHz | 8 | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 300μA @ 5V | 2.5V~4V | - | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | 1.75mm | 8.65mm | 3.9mm | Non-RoHS Compliant | - | ||
 DS1340Z-18 Rochester Electronics, LLC | In Stock | - | Datasheet | 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 | - | 1.71V~5.5V | DUAL | 245 | - | 1.8V | 1.27mm | unknown | NOT SPECIFIED | 8 | R-PDSO-G8 | COMMERCIAL | - | - | - | - | I2C, 2-Wire Serial | - | - | - | 0.032MHz | - | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 100μA @ 1.89V | 1.3V~3.7V | I2C | Leap Year, Trickle-Charger | 1.75mm | 4.9mm | 3.9mm | Non-RoHS Compliant | - | ||
DS1338Z-18 Rochester Electronics, LLC | In Stock | - | Datasheet | 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 | - | 1.71V~5.5V | DUAL | 245 | - | 1.8V | 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 | 100μA @ 1.89V | 1.3V~3.7V | I2C | Leap Year, NVSRAM, Square Wave Output | 1.75mm | 4.9mm | 3.9mm | Non-RoHS Compliant | - | ||
DS1340Z-3 Rochester Electronics, LLC | In Stock | - | Datasheet | 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 | - | 2.7V~5.5V | DUAL | 245 | - | 3V | 1.27mm | - | NOT SPECIFIED | 8 | R-PDSO-G8 | COMMERCIAL | - | - | - | - | I2C, 2-Wire Serial | - | - | - | 0.032MHz | - | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 125μA @ 3.3V | 1.3V~3.7V | I2C | Leap Year, Trickle-Charger | 1.75mm | 4.9mm | 3.9mm | Non-RoHS Compliant | - | ||
 DS1337 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 | Clock/Calendar | TIN LEAD | - | 1.8V~5.5V | DUAL | 240 | - | 3.3V | 2.54mm | unknown | 20 | 8 | R-PDIP-T8 | COMMERCIAL | - | - | - | - | I2C, 2-Wire Serial | - | - | - | 0.032MHz | - | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 0.6μA @ 1.3V~1.8V | - | I2C | Alarm, Leap Year, Square Wave Output | 4.572mm | 9.375mm | 7.62mm | Non-RoHS Compliant | - | ||
 ISL1208IU8 Rochester Electronics, LLC | In Stock | - | Datasheet | Surface Mount | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) | YES | - | - | - | -40°C~85°C | Tube | - | e0 | no | Obsolete | 1 (Unlimited) | 8 | Clock/Calendar | TIN LEAD | - | 2.7V~5.5V | DUAL | 240 | - | 3V | 0.65mm | - | 30 | 8 | S-PDSO-G8 | COMMERCIAL | - | - | - | - | I2C, 2-Wire Serial | 2B | - | - | 0.032MHz | - | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 4μA~6μA @ 3V~5V | 1.8V~5.5V | I2C | Alarm, Leap Year, SRAM | 1.1mm | 3mm | 3mm | Non-RoHS Compliant | - |