- 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 | Mounting Type | Package / Case | Surface Mount | Supplier Device Package | Bus Type | ECCN (US) | Lead Shape | Maximum Access Time (ns) | Maximum Operating Supply Voltage (V) | Maximum Operating Temperature (°C) | Maximum Power Dissipation (mW) | Minimum Operating Supply Voltage (V) | Minimum Operating Temperature (°C) | Mounting | Operating Supply Voltage (Max) | Operating Supply Voltage (Min) | Operating Supply Voltage (Typ) | Operating Temperature (Max.) | Operating Temperature (Min.) | Operating Temperature Classification | Package Height | Package Length | Package Type | Package Width | PCB changed | Rad Hardened | Standard Package Name | Supplier Package | Supplier Temperature Grade | Typical Operating Supply Voltage (V) | User RAM (byte) | Operating Temperature | Packaging | JESD-609 Code | Pbfree Code | Part Status | Moisture Sensitivity Level (MSL) | Number of Terminations | Type | Terminal Finish | 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 | Function | Qualification Status | Interface | Memory Size | 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 |
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![]() M48T35Y-70PC1XXXXXXX STMicroelectronics | In Stock | - | - | - | - | - | - | - | Parallel | EAR99 | - | 70 | 5.5 | 70 | 1000 | 4.5 | 0 | Through Hole | - | - | - | - | - | - | 8.89(Max) | 39.88(Max) | - | 18.34(Max) | 28 | - | DIP | PCDIP | Commercial | 5 | 32768 | - | Tube | - | - | Active | - | - | - | - | - | - | - | - | - | - | - | 28 | - | Clock/Calendar/NV Timekeeping RAM/Watchdog Timer/Battery Backup | - | - | - | - | - | - | HH:MM:SS | DW:DM:M:Y | - | - | - | - | - | - | - | RoHS Compliant | ||
![]() RA-4565SA B Epson America, Inc | 30000 | - | - | - | - | - | - | - | Serial (4-Wire, SPI) | EAR99 | Gull-wing | - | 5.5 | 125 | - | 1.6 | -40 | Surface Mount | 5.5(V) | 1.6(V) | 3(V) | 125C | -40C | Automotive | - | 10.1 | SOP | 5 | 14 | No | SOP | SOP | Extended | 3 | - | - | Bulk | - | - | Obsolete | - | - | - | - | - | - | - | - | - | - | - | 14 | - | Clock/Calendar/Alarm | - | - | - | - | - | - | HH:MM:SS | DW:DM:M:Y | - | - | - | - | - | - | - | RoHS non-compliant | ||
![]() RV5C348B-E2-F RICOH Electronic Devices Co., LTD. | In Stock | - | Datasheet | 9 Weeks | Surface Mount | 10-LFSOP, 10-MSOP (0.110, 2.80mm Width) | - | 10-SSOP-G | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tape & Reel (TR) | - | - | Active | 1 (Unlimited) | - | Clock/Calendar | - | 2V~5.5V | - | - | - | - | - | - | - | - | - | - | 4-Wire Serial | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1μA @ 3V | - | - | Alarm, Leap Year | - | - | - | RoHS Compliant | ||
![]() BQ3285LDSS Rochester Electronics, LLC | 571 |
| Datasheet | - | Surface Mount | 24-SSOP (0.154, 3.90mm Width) | - | 24-SSOP/QSOP | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0°C~70°C | Tube | - | - | Obsolete | 2 (1 Year) | - | Clock/Calendar | - | 2.7V~5.5V | - | - | - | - | - | - | - | - | - | - | Parallel | 242B | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 100μA @ 3V | 2.4V~4V | - | Alarm, Daylight Savings, NVSRAM | - | - | - | Non-RoHS Compliant | ||
![]() ISL12021CVZ Rochester Electronics, LLC | In Stock | - | Datasheet | - | Surface Mount | 14-TSSOP (0.173, 4.40mm Width) | YES | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -20°C~70°C | Tube | e3 | yes | Obsolete | 1 (Unlimited) | 14 | Clock/Calendar | MATTE TIN | 2.7V~5.5V | DUAL | 260 | 3.3V | 0.65mm | unknown | 40 | 14 | R-PDSO-G14 | - | COMMERCIAL | I2C, 2-Wire Serial | 128B | 0.032MHz | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 5.5μA~6.5μA @ 3V~5V | 1.8V~5.5V | I2C | Alarm, Daylight Savings, Leap Year, SRAM | 1.2mm | 5mm | 4.4mm | ROHS3 Compliant | ||
![]() DS1338Z-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 | 56B | 0.032MHz | - | 1 | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 200μA @ 3.3V | 1.3V~3.7V | I2C | Leap Year, NVSRAM, Square Wave Output | 1.75mm | 4.9mm | 3.9mm | Non-RoHS Compliant | ||
![]() DS1672-3 Rochester Electronics, LLC | In Stock | - | Datasheet | - | Through Hole | 8-DIP (0.300, 7.62mm) | NO | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tube | e0 | no | Obsolete | 3 (168 Hours) | 8 | Binary Counter | TIN LEAD | 2.7V~3.3V | DUAL | 240 | 3V | 2.54mm | - | 20 | 8 | R-PDIP-T8 | - | COMMERCIAL | I2C, 2-Wire Serial | - | 0.032MHz | - | - | Binary | - | 500μA @ 3.3V | 1.3V~3.63V | I2C | Trickle-Charger | 4.572mm | 9.375mm | 7.62mm | Non-RoHS Compliant | ||
![]() DS1340U-33 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 | 2.97V~5.5V | DUAL | 240 | 3.3V | 0.65mm | - | 20 | 8 | S-PDSO-G8 | - | COMMERCIAL | I2C, 2-Wire Serial | - | 0.032MHz | - | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 150μA @ 5.5V | 1.3V~5.5V | I2C | Leap Year, Trickle-Charger | 1.1mm | 3mm | 3mm | Non-RoHS Compliant | ||
![]() DS1672S-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 | Binary Counter | TIN LEAD | 2.7V~3.3V | DUAL | 245 | 3V | 1.27mm | - | NOT SPECIFIED | 8 | R-PDSO-G8 | - | COMMERCIAL | I2C, 2-Wire Serial | - | 0.032MHz | - | - | Binary | - | 500μA @ 3.3V | 1.3V~3.63V | I2C | Trickle-Charger | 1.75mm | 4.9mm | 3.9mm | Non-RoHS Compliant | ||
![]() DS1302N Rochester Electronics, LLC | In Stock | - | Datasheet | - | Through Hole | 8-DIP (0.300, 7.62mm) | - | 8-PDIP | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tube | - | - | Obsolete | 1 (Unlimited) | - | Clock/Calendar | - | 2V~5.5V | - | - | - | - | - | - | - | - | - | - | 3-Wire Serial | 31B | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 0.3μA~1μA @ 2V~5V | 2V~5.5V | - | Leap Year, NVSRAM, Trickle-Charger | - | - | - | Non-RoHS Compliant | ||
![]() DS1672-33 Rochester Electronics, LLC | In Stock | - | Datasheet | - | Through Hole | 8-DIP (0.300, 7.62mm) | NO | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tube | e0 | no | Obsolete | 3 (168 Hours) | 8 | Binary Counter | TIN LEAD | 2.97V~3.63V | DUAL | 240 | 3.3V | 2.54mm | - | 20 | 8 | R-PDIP-T8 | - | COMMERCIAL | I2C, 2-Wire Serial | - | 0.032MHz | - | - | Binary | - | 500μA @ 3.63V | 1.3V~3.63V | I2C | Trickle-Charger | 4.572mm | 9.375mm | 7.62mm | Non-RoHS Compliant | ||
![]() DS1672U-33 Rochester Electronics, LLC | In Stock | - | Datasheet | - | Surface Mount | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) | - | 8-uMAX | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tube | - | - | Obsolete | 1 (Unlimited) | - | Binary Counter | - | 2.97V~3.63V | - | - | - | - | - | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | - | Binary | Binary | 500μA @ 3.63V | 1.3V~3.63V | - | Trickle-Charger | - | - | - | Non-RoHS Compliant | ||
![]() DS2415P Rochester Electronics, LLC | In Stock | - | Datasheet | - | Surface Mount | 6-LSOJ (0.148, 3.76mm Width) | YES | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tube | e0 | no | Obsolete | 1 (Unlimited) | 6 | Binary Counter | TIN LEAD | 2.5V~5.5V | DUAL | 240 | 3V | 1.27mm | - | 20 | 6 | R-PDSO-C6 | - | COMMERCIAL | 1-Wire® Serial | - | 0.032MHz | - | - | Binary | - | 0.25μA~0.45μA @ 3V~5V | 2.5V~5.5V | SERIAL, 1-WIRE | Unique ID | 1.5mm | 3.94mm | 3.76mm | Non-RoHS Compliant | ||
![]() DS1307ZN 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 | 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 | ||
![]() BQ3285EP Rochester Electronics, LLC | In Stock | - | - | - | Through Hole | 24-DIP (0.600, 15.24mm) | NO | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0°C~70°C | Tube | e3 | yes | Obsolete | 3 (168 Hours) | 24 | Clock/Calendar | TIN | 4.5V~5.5V | DUAL | NOT SPECIFIED | 5V | 2.54mm | - | NOT SPECIFIED | 24 | R-PDIP-T24 | - | 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 | 5.08mm | 31.75mm | 15.24mm | ROHS3 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 |