- 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 | Mount | Mounting Type | Package / Case | Surface Mount | Number of Pins | Supplier Device Package | Operating Temperature (Max.) | Operating Temperature (Min.) | Operating Temperature | Packaging | Published | Series | JESD-609 Code | Part Status | Moisture Sensitivity Level (MSL) | Number of Terminations | Termination | ECCN Code | Type | Terminal Finish | Max Operating Temperature | Min Operating Temperature | HTS Code | Voltage - Supply | Terminal Position | Terminal Form | Peak Reflow Temperature (Cel) | Supply Voltage | Terminal Pitch | Reach Compliance Code | Frequency | Time@Peak Reflow Temperature-Max (s) | Base Part Number | Pin Count | JESD-30 Code | Number of Outputs | Qualification Status | Operating Supply Voltage | Supply Voltage-Max (Vsup) | Power Supplies | Temperature Grade | Supply Voltage-Min (Vsup) | Interface | Max Supply Voltage | Min Supply Voltage | Memory Size | Nominal Supply Current | Max Supply Current | uPs/uCs/Peripheral ICs Type | Number of Bits | Clock Frequency | Access Time | Logic Function | Density | Number of Timers | Bus Compatibility | Time Format | Date Format | Current - Timekeeping (Max) | Time-Min | Interrupt Capability | Voltage - Supply, Battery | Volatile | Information Access Method | Features | Height | Height Seated (Max) | Length | Width | Radiation Hardening | REACH SVHC | RoHS Status | Lead Free |
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 1337GCSRI Renesas Electronics America Inc. | In Stock | - | Datasheet | - | - | Surface Mount | 16-SOIC (0.295, 7.50mm Width) | - | - | 16-SOIC | - | - | -40°C~85°C | Tube | - | - | - | Obsolete | 3 (168 Hours) | - | - | - | Clock/Calendar | - | - | - | - | 1.8V~5.5V | - | - | - | - | - | - | - | - | IDT1337 | - | - | - | - | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 0.6μA @ 1.3V~1.8V | - | - | - | - | - | Alarm, Leap Year, Square Wave Output | - | - | - | - | - | - | Non-RoHS Compliant | - | ||
 M41T82ZM6E STMicroelectronics | In Stock | - | Datasheet | - | Surface Mount | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | 8 | - | - | - | -40°C~85°C | Tube | - | - | e4 | Obsolete | 1 (Unlimited) | 8 | - | EAR99 | Clock/Calendar | Nickel/Palladium/Gold (Ni/Pd/Au) | - | - | - | 2.38V~5.5V | DUAL | - | 260 | 3V | 1.27mm | unknown | - | 30 | M41T82 | 8 | - | - | Not Qualified | - | - | 3/5V | - | - | I2C, 2-Wire Serial | - | - | 7B | - | - | - | 8 | 0.4MHz | - | Clock | - | 1 | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 10μA @ 5.5V | 1/100SECOND | Y | 2V~5.5V | NO | I2C | Alarm, Leap Year, SRAM, Watchdog Timer | - | 1.75mm | 4.9mm | 3.9mm | - | - | ROHS3 Compliant | Lead Free | ||
 M41T315V-85MH6E STMicroelectronics | In Stock | - | Datasheet | - | Surface Mount | Surface Mount | 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets | - | - | - | - | - | -40°C~85°C | Tube | - | - | - | Obsolete | 1 (Unlimited) | 28 | - | EAR99 | Phantom Time Chip | - | - | - | 8542.39.00.01 | 3V~3.6V | DUAL | - | 260 | 3.3V | 1.27mm | - | - | 10 | M41T315 | 28 | R-PDSO-G28 | - | Not Qualified | - | - | 3.3V | - | - | Serial | - | - | - | - | - | - | - | 0.032MHz | - | Clock | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2mA @ 2.7V~3.6V | 1/100SECOND | N | 2.5V~3.7V | NO | - | Leap Year, Supervisor | - | 3.05mm | 18.1mm | 8.56mm | - | - | Non-RoHS Compliant | Contains Lead | ||
 M41T256YMT7F STMicroelectronics | In Stock | - | Datasheet | - | Surface Mount | Surface Mount | 44-BSOP (0.337, 8.56mm Width) | - | 44 | - | - | - | -25°C~70°C | Tape & Reel (TR) | - | Timekeeper® | e3/e4 | Obsolete | 1 (Unlimited) | 44 | - | EAR99 | Clock/Calendar | TIN/NICKEL PALLADIUM GOLD | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | - | NOT SPECIFIED | 5V | 0.81mm | - | - | NOT SPECIFIED | M41T256 | 44 | - | - | Not Qualified | - | - | 5V | - | - | I2C, 2-Wire Serial | - | - | 32KB | - | - | - | - | 0.032MHz | - | Clock | - | - | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5mA @ 4.5V~5.5V | 1/100SECOND | N | 2.5V~3.5V | NO | I2C | Leap Year, NVSRAM | - | 3.05mm | 18.1mm | 8.56mm | - | - | ROHS3 Compliant | Lead Free | ||
 M41T00SC64MY6F STMicroelectronics | In Stock | - | Datasheet | - | Surface Mount | Surface Mount | 18-SOX, 18-SOIC with Crystal (7.5mm Width) | - | 18 | - | - | - | -40°C~85°C | Tape & Reel (TR) | - | - | - | Obsolete | 1 (Unlimited) | 18 | - | EAR99 | Clock/Calendar | - | - | - | 8542.39.00.01 | 2.7V~5.5V | DUAL | - | - | 3V | 1.27mm | - | 400kHz | - | M41T00 | 18 | - | - | - | 5V | - | - | - | - | I2C, 2-Wire Serial | - | - | 8KB | 2mA | - | - | - | - | 900 ns | - | 64 kb | - | - | HH:MM:SS | YY-MM-DD-dd | 100μA Typ @ 2.7V~5.5V | SECONDS | N | 2.5V~35V | - | SERIAL, 2-WIRE/I2C | EEPROM, Leap Year | - | 2.69mm | 11.6mm | 7.62mm | No | - | ROHS3 Compliant | - | ||
M41T256YMH7E STMicroelectronics | In Stock | - | Datasheet | - | Surface Mount | Surface Mount | 44-BSOP (0.337, 8.56mm Width) requires SNAPHAT | - | - | - | - | - | -25°C~70°C | Tube | - | Timekeeper® | - | Obsolete | 1 (Unlimited) | 44 | - | EAR99 | Clock/Calendar | - | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | - | 260 | 5V | 0.81mm | - | - | 10 | M41T256 | 44 | R-PDSO-G44 | - | Not Qualified | - | - | 5V | - | - | I2C, 2-Wire Serial | - | - | 32KB | - | - | - | - | 0.032MHz | - | Clock | - | - | - | HH:MM:SS:hh (24 hr) | YY-MM-DD-dd | 2.5mA @ 4.5V~5.5V | 1/100SECOND | N | 2.5V~3.5V | NO | I2C | Leap Year, NVSRAM | - | 3.05mm | 18.1mm | 8.56mm | - | - | Non-RoHS Compliant | - | ||
 R2023L-E2 RICOH Electronic Devices Co., LTD. | In Stock | - | Datasheet | 9 Weeks | - | - | - | YES | - | - | 85°C | -40°C | - | Tape & Reel (TR) | - | - | - | Active | 1 (Unlimited) | 16 | - | - | - | - | - | - | - | - | QUAD | NO LEAD | - | 3V | 0.4mm | - | - | - | - | 16 | S-XQCC-N16 | - | - | - | 5.5V | - | INDUSTRIAL | 1.7V | - | - | - | - | - | - | TIMER, REAL TIME CLOCK | - | 0.032MHz | - | - | - | - | - | - | - | - | - | - | - | - | I2C | - | - | 0.43mm | 2.3mm | 2.3mm | - | - | RoHS Compliant | - | ||
 ISL12027IB30AZ Intersil (Renesas Electronics America) | 1224 |
| Datasheet | - | Surface Mount | - | SOIC | - | 8 | - | - | - | - | - | 1999 | - | e3 | Active | 1 (Unlimited) | 8 | - | EAR99 | - | Matte Tin (Sn) - annealed | 85°C | -40°C | - | - | DUAL | - | 260 | 3.3V | 1.27mm | - | - | 40 | - | - | - | - | - | 3.3V | - | 3/5V | INDUSTRIAL | - | 2-Wire, I2C, Serial | 5.5V | 2.7V | - | - | - | - | - | 0.032MHz | - | Clock | - | - | - | HH:MM:SS | YY-MM-DD-dd | - | SECONDS | Y | - | NO | I2C | - | 1.5mm | - | 5mm | 4mm | No | - | RoHS Compliant | - | ||
 X1227S8IZ Intersil (Renesas Electronics America) | In Stock | - | Datasheet | - | Surface Mount | - | SOIC | - | - | - | - | - | - | - | 2005 | - | e3 | - | 1 (Unlimited) | 8 | - | EAR99 | - | MATTE TIN | 85°C | -40°C | 8542.39.00.01 | - | DUAL | - | 260 | 5V | 1.27mm | - | - | 40 | - | 8 | R-PDSO-G8 | - | Not Qualified | - | 5.5V | 5V | INDUSTRIAL | 4.5V | 2-Wire, I2C, Serial | - | - | 512B | - | - | TIMER, REAL TIME CLOCK | - | 0.032MHz | - | - | - | 1 | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | SECONDS | Y | - | NO | I2C | - | - | 1.7272mm | 4.9022mm | 3.9116mm | - | - | RoHS Compliant | Lead Free | ||
 RV-8564-C2 Micro Crystal | 3000 | - | Datasheet | - | - | - | - | YES | 10 | - | - | - | - | Cut Tape | 2005 | - | e4 | Active | - | 10 | SMD/SMT | EAR99 | - | Gold (Au) | 85°C | -40°C | - | - | DUAL | NO LEAD | - | 2V | 1mm | - | 32.768kHz | - | - | - | - | 2 | Not Qualified | - | - | 1.5/5V | INDUSTRIAL | - | I2C | 5.5V | 1.2V | - | - | 250nA | TIMER, REAL TIME CLOCK | - | - | - | - | - | - | I2C | - | - | - | SECONDS | Y | - | YES | I2C | - | - | - | 5mm | - | - | No SVHC | RoHS Compliant | - | ||
 RX-8035SA:AA PURE SN EPSON | 30 |
| Datasheet | 13 Weeks | - | Surface Mount | 14-SOIC (0.197, 5.00mm Width) | - | - | 14-SOP | - | - | -40°C~85°C | - | - | RX-8035SA | - | Active | 1 (Unlimited) | - | - | - | Time Event Recorder | - | - | - | - | 2.4V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 2.5μA @ 3V | - | - | 1V~5.5V | - | - | Alarm | - | - | - | - | - | - | ROHS3 Compliant | - | ||
 ISL1208IB8Z-TKR5291 Intersil (Renesas Electronics America) | In Stock | - | Datasheet | - | Surface Mount | - | SOIC | - | - | - | - | - | - | - | 2004 | - | - | - | - | - | - | - | - | - | 85°C | -40°C | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2-Wire, I2C, Serial | - | - | 2B | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | - | - | - | - | - | - | - | - | - | - | - | - | RoHS Compliant | - | ||
S-35392A-I8T1U Seiko | 10 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
 RTC-72423B:3 EPSON | In Stock | - | Datasheet | - | Surface Mount | Surface Mount | 24-SOIC (0.311, 7.90mm Width) | - | - | 24-SOP | - | - | -40°C~85°C | Tape & Reel (TR) | - | - | - | Obsolete | 1 (Unlimited) | - | - | - | Clock/Calendar | - | 85°C | -40°C | - | 4.5V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | - | - | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 5μA~10μA @ 2V~5V | - | - | - | - | - | Leap Year | - | - | - | - | - | - | Non-RoHS Compliant | - | ||
RX-8731LC:B0 PURE SN EPSON | In Stock | - | Datasheet | 15 Weeks | - | Surface Mount | 12-TFSOJ (0.094, 2.40mm Width) | - | - | 12-VSOJ | - | - | -40°C~85°C | Tape & Reel (TR) | - | RX-8731LC | - | Active | 1 (Unlimited) | - | - | - | Clock/Calendar | - | - | - | - | 1.7V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | I2C | - | - | 80b | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (24 hr) | YY-MM-DD-dd | 1.4μA~1.5μA @ 3V~5V | - | - | - | - | - | Alarm, EEPROM, Leap Year, Unique ID | - | - | - | - | - | - | ROHS3 Compliant | - | ||
| Tiny WHSL | 37 |
| Datasheet | 15 Weeks | - | Surface Mount | 12-TFSOJ (0.094, 2.40mm Width) | - | - | - | - | - | -40°C~85°C | Tape & Reel (TR) | - | RX-8803LC | - | Active | 1 (Unlimited) | - | - | - | Clock/Calendar | - | - | - | - | 1.6V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | I2C | - | - | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS | YY-MM-DD | 2.1μA~3.4μA @ 3V~5V | - | - | - | - | - | Alarm | - | - | - | - | - | - | ROHS3 Compliant | - | ||
 X1286A8IT1 Intersil (Renesas Electronics America) | In Stock | - | Datasheet | - | Surface Mount | - | SOIC | - | - | - | - | - | - | Tape & Reel (TR) | 2005 | - | e0 | - | 1 (Unlimited) | 8 | - | EAR99 | - | Tin/Lead (Sn/Pb) | 85°C | -40°C | 8542.39.00.01 | - | DUAL | - | 240 | 5V | 1.27mm | - | - | NOT SPECIFIED | - | 8 | R-PDSO-G8 | - | Not Qualified | - | 5.5V | 3/5V | INDUSTRIAL | 2.7V | 2-Wire, I2C, Serial | - | - | 31.3kB | - | - | TIMER, REAL TIME CLOCK | - | 0.032MHz | - | - | - | 1 | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | - | 1/100SECOND | Y | - | NO | I2C | - | - | 2.03mm | 5.255mm | 5.23mm | - | - | Non-RoHS Compliant | Contains Lead | ||
 ISL12029IVZ Intersil (Renesas Electronics America) | In Stock | - | Datasheet | - | Surface Mount | - | TSSOP | - | 14 | - | - | - | - | - | 2005 | - | e3 | Active | 1 (Unlimited) | 14 | - | EAR99 | - | Matte Tin (Sn) - annealed | 85°C | -40°C | 8542.39.00.01 | - | DUAL | - | 260 | 3.3V | 0.65mm | - | - | 40 | - | - | - | - | - | 3.3V | - | 3/5V | INDUSTRIAL | - | 2-Wire, I2C, Serial | 5.5V | 2.7V | - | - | - | - | - | 0.032MHz | - | Clock | - | 1 | - | HH:MM:SS | YY-MM-DD-dd | - | SECONDS | Y | - | NO | I2C | - | - | 1.2mm | 5mm | 4.4mm | No | - | RoHS Compliant | - | ||
 X1228V14Z Intersil (Renesas Electronics America) | In Stock | - | Datasheet | - | Surface Mount | - | TSSOP | - | - | - | - | - | - | Bulk | 2005 | - | e3 | - | 1 (Unlimited) | 14 | - | EAR99 | - | MATTE TIN | 85°C | -40°C | 8542.39.00.01 | - | DUAL | - | 260 | 5V | 0.65mm | - | - | 40 | - | 14 | R-PDSO-G14 | - | Not Qualified | - | 5.5V | 3/5V | COMMERCIAL | 2.7V | 2-Wire, I2C, Serial | - | - | 512B | - | - | TIMER, REAL TIME CLOCK | - | 0.032MHz | - | - | - | 1 | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | SECONDS | Y | - | YES | I2C | - | - | 1.2mm | 5mm | 4.4mm | - | - | RoHS Compliant | Lead Free | ||
 X1226S8T2 Intersil (Renesas Electronics America) | In Stock | - | Datasheet | - | Surface Mount | - | SOIC | - | - | - | - | - | - | Tape & Reel (TR) | 2005 | - | e0 | - | 3 (168 Hours) | 8 | - | EAR99 | - | Tin/Lead (Sn/Pb) | 70°C | 0°C | 8542.39.00.01 | - | DUAL | - | 240 | 5V | 1.27mm | not_compliant | - | NOT SPECIFIED | - | 8 | R-PDSO-G8 | - | Not Qualified | - | 5.5V | 3/5V | COMMERCIAL | 2.7V | 2-Wire, I2C, Serial | - | - | 512B | - | - | TIMER, REAL TIME CLOCK | - | 0.032MHz | - | - | - | 1 | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | - | SECONDS | Y | - | NO | I2C | - | - | 1.75mm | 4.9mm | 3.9mm | - | - | Non-RoHS Compliant | Contains Lead |