- 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 | Contact Plating | Mount | Mounting Type | Package / Case | Surface Mount | Number of Pins | Supplier Device Package | Weight | Bus Type | ECCN (US) | Lead Shape | Maximum Operating Supply Voltage (V) | Maximum Operating Temperature (°C) | Maximum Power Dissipation (mW) | Minimum Operating Supply Voltage (V) | Minimum Operating Temperature (°C) | Mounting | Package Height | Package Length | Package Width | PCB changed | RoHS | Standard Package Name | Supplier Package | Typical Operating Supply Voltage (V) | Operating Temperature | Packaging | Published | Series | JESD-609 Code | Pbfree Code | Part Status | Moisture Sensitivity Level (MSL) | Number of Terminations | ECCN Code | Type | Terminal Finish | Max Operating Temperature | Min Operating Temperature | HTS Code | Voltage - Supply | Terminal Position | Peak Reflow Temperature (Cel) | Supply Voltage | Terminal Pitch | Frequency | Time@Peak Reflow Temperature-Max (s) | Frequency Stability | Base Part Number | Pin Count | JESD-30 Code | Function | Number of Outputs | Qualification Status | Operating Supply Voltage | Power Supplies | Temperature Grade | Interface | Max Supply Voltage | Min Supply Voltage | Memory Size | uPs/uCs/Peripheral ICs Type | Number of Bits | Clock Frequency | Access Time | Logic Function | External Data Bus Width | Number of Timers | Time Format | Non-Volatile Memory | Date Format | Current - Timekeeping (Max) | Time-Min | Interrupt Capability | Voltage - Supply, Battery | Volatile | Information Access Method | Source Url Status Check Date | Features | Height | Height Seated (Max) | Length | Width | Radiation Hardening | REACH SVHC | RoHS Status | Lead Free |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 ISL1209IU10Z-TK Intersil (Renesas Electronics America) | 1112 |
| Datasheet | 14 Weeks | - | Surface Mount | - | MSOP | - | 10 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Cut Tape (CT) | 2004 | - | e3 | - | Active | 2 (1 Year) | 8 | EAR99 | - | Matte Tin (Sn) - annealed | 85°C | -40°C | 8542.39.00.01 | - | DUAL | 260 | 3V | 0.65mm | - | 40 | - | - | 10 | S-PDSO-G8 | - | - | - | - | - | INDUSTRIAL | 2-Wire, I2C, Serial | 5.5V | 2.7V | 2B | - | - | 0.032MHz | - | Clock | - | - | HH:MM:SS | 2 B | YY-MM-DD-dd | - | - | - | - | - | I2C | - | - | - | 1.1mm | 3mm | 3mm | No | - | RoHS Compliant | Lead Free | ||
 DS3234S# Maxim Integrated | 10006 | - | Datasheet | 6 Weeks | - | Surface Mount | Surface Mount | 20-SOIC (0.295, 7.50mm Width) | - | 20 | - | 800.987426mg | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0°C~70°C | Tube | 2010 | - | e3 | yes | Active | 1 (Unlimited) | 20 | EAR99 | Clock/Calendar | Matte Tin (Sn) | - | - | - | 2V~5.5V | DUAL | 260 | 3.3V | - | 32.8kHz | 40 | - | DS3234 | 20 | - | - | 1 | - | 3.3V | - | - | SPI | - | - | 256B | - | 8 | - | - | Clock | - | 1 | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 120μA~160μA @ 3.63V~5.5V | SECONDS | Y | 2V~3.8V | NO | - | - | Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal | 2.35mm | - | 13mm | 7.6mm | No | No SVHC | ROHS3 Compliant | - | ||
 DS1685-3 Maxim Integrated | In Stock | - | Datasheet | 8 Weeks | - | - | Through Hole | 24-DIP (0.600, 15.24mm) | NO | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0°C~70°C | Tube | 2000 | - | e3 | yes | Active | 1 (Unlimited) | 24 | EAR99 | Clock/Calendar | Matte Tin (Sn) | - | - | 8473.30.11.80 | 2.7V~3.7V | DUAL | 260 | 3V | 2.54mm | - | 30 | - | DS1685 | 24 | R-PDIP-T24 | - | - | Not Qualified | - | 3V | - | Parallel | - | - | 242B | - | - | 0.032MHz | - | - | 8 | 1 | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 2mA @ 3V | SECONDS | Y | 2.5V~3.7V | YES | - | - | Alarm, NVSRAM, Square Wave Output, Y2K | - | 5.08mm | 31.75mm | 15.24mm | - | - | ROHS3 Compliant | Lead Free | ||
 DS1392U-33 Maxim Integrated | 5000 | - | Datasheet | 6 Weeks | - | Surface Mount | Surface Mount | 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) | - | 10 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tube | 2002 | - | e3 | yes | Active | 1 (Unlimited) | 10 | EAR99 | Clock/Calendar | Tin (Sn) | - | - | 8542.39.00.01 | 2.97V~5.5V | DUAL | 260 | 3.3V | 0.5mm | - | 30 | - | DS1392 | 10 | - | - | - | - | 3.3V | - | - | 3-Wire Serial | - | - | - | - | - | 0.032MHz | - | Clock | - | 1 | HH:MM:SS:hh (12/24 hr) | - | YY-MM-DD-dd | 175μA @ 2.97V~5.5V | - | Y | 1.3V~5.5V | NO | SERIAL, 2-WIRE/I2C | - | Alarm, Leap Year, Square Wave Output, Trickle-Charger | - | 1.1mm | 3mm | 3mm | No | Unknown | ROHS3 Compliant | Lead Free | ||
 RX-4581NB:B ROHS EPSON | 30 |
| Datasheet | 13 Weeks | - | - | Surface Mount | 22-SMD, 20 Leads, Flat Leads | - | - | 22-SON | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Bulk | - | RX-4581NB | - | - | Active | 1 (Unlimited) | - | - | Clock/Calendar | - | - | - | - | 1.6V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | SPI | - | - | 16B | - | - | - | - | - | - | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 0.8μA~1.2μA @ 3V~5V | - | - | - | - | - | - | Alarm, Leap Year, SRAM | - | - | - | - | - | - | ROHS3 Compliant | - | ||
 DS1685EN-5 Maxim Integrated | In Stock | - | Datasheet | 6 Weeks | - | - | Surface Mount | 24-TSSOP (0.173, 4.40mm Width) | YES | 24 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tube | 2000 | - | e3 | yes | Active | 1 (Unlimited) | 24 | EAR99 | Clock/Calendar | Matte Tin (Sn) | - | - | 8473.30.11.80 | 4.5V~5.5V | DUAL | 260 | 5V | 0.65mm | - | NOT SPECIFIED | - | DS1685 | 24 | - | - | - | Not Qualified | - | 5V | - | Parallel | - | - | 242B | - | - | 0.032MHz | - | - | 8 | 1 | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 3mA @ 5V | SECONDS | Y | 2.5V~3.7V | YES | - | - | Alarm, NVSRAM, Square Wave Output, Y2K | - | 1.1mm | 7.8mm | 4.4mm | - | - | ROHS3 Compliant | Lead Free | ||
 RTC-72423A EPSON | 420 | - | Datasheet | - | - | Surface Mount | Surface Mount | 24-SOIC (0.311, 7.90mm Width) | - | 24 | 24-SOP | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tube | - | - | - | - | 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 | - | ||
 M48T59Y-70MH1E STMicroelectronics | In Stock | - | Datasheet | - | - | Surface Mount | Surface Mount | 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets | - | 28 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0°C~70°C | Tube | - | Timekeeper® | - | - | Obsolete | 1 (Unlimited) | 28 | EAR99 | Clock/Calendar | - | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | 260 | 5V | 1.27mm | 70GHz | 10 | - | M48T59 | 28 | - | - | - | Not Qualified | 5V | 5V | - | Parallel | - | - | 62.5kB | - | - | - | 70 ns | Clock | 8 | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 3mA @ 4.5V~5.5V | SECONDS | Y | - | NO | - | - | Alarm, Leap Year, Watchdog Timer | - | 3.05mm | 18.1mm | 8.56mm | - | - | ROHS3 Compliant | Lead Free | ||
 BQ3287AMT-I Texas Instruments | 3120 | - | Datasheet | - | Tin | Through Hole | - | PDIP | - | 24 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | no | - | - | 24 | EAR99 | - | - | 70°C | -20°C | 8542.39.00.01 | - | DUAL | - | 5V | 2.54mm | - | - | - | - | - | - | - | - | - | 5V | 5V | OTHER | Parallel | 5.5V | 4.5V | 114B | - | - | - | - | Clock | - | 1 | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | - | SECONDS | Y | - | NO | - | - | - | 9.52mm | - | 33.72mm | 18.42mm | No | - | RoHS Compliant | Contains Lead | ||
 AB-RTCMK-32.768KHZ-T Abracon LLC | 30 |
| Datasheet | 16 Weeks | - | Surface Mount | Surface Mount | 8-SMD Module | - | 8 | 8-SMT | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tape & Reel (TR) | - | - | - | - | Active | 1 (Unlimited) | - | - | Clock/Calendar | - | 85°C | -40°C | - | 1.3V~5.5V | - | - | - | - | 32.768kHz | - | 5 ppm | - | - | - | - | - | - | - | - | - | I2C, 2-Wire Serial | 5.5V | 1.3V | - | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | - | YY-MM-DD | 2μA @ 3V | - | - | - | - | - | - | Alarm, Leap Year, Square Wave Output, TCXO/Crystal | - | - | - | - | No | - | RoHS Compliant | Lead Free | ||
 PCF8583T/F5,112 NXP Semiconductors / Freescale | In Stock | - | Datasheet | - | - | Surface Mount | - | SO | - | 8 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Rail/Tube | - | - | - | - | - | - | - | - | - | - | 85°C | -40°C | - | - | - | - | - | - | - | - | - | - | 8 | - | - | - | - | - | - | - | - | 6V | 2.5V | - | - | - | - | - | - | - | - | HH:MM:SS:hh | - | - | - | - | - | - | - | - | 2013-06-14 00:00:00 | - | - | - | - | - | - | - | RoHS Compliant | - | ||
M48T35Y-70MH6E STMicroelectronics | In Stock | - | Datasheet | - | - | Surface Mount | Surface Mount | 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets | - | 28 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tube | - | Timekeeper® | - | - | Obsolete | 1 (Unlimited) | 28 | EAR99 | Clock/Calendar | - | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | 260 | 5V | 1.27mm | 70GHz | 10 | - | M48T35 | 28 | - | - | - | Not Qualified | 5V | 5V | - | Parallel | - | - | 250kB | - | - | - | 70 ns | Clock | 8 | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 2mA @ 4.75V~5.5V | SECONDS | N | - | NO | - | - | Leap Year | - | 3.05mm | 18.1mm | 8.56mm | - | - | ROHS3 Compliant | Lead Free | ||
R2051S03-E2-F RICOH Electronic Devices Co., LTD. | 1517 | - | Datasheet | 9 Weeks | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Tape & Reel (TR) | - | - | - | - | Active | 1 (Unlimited) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | RoHS Compliant | - | ||
 X1226S8IZ Intersil (Renesas Electronics America) | 1022 | - | Datasheet | - | - | Surface Mount | - | SOIC | - | 8 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 2005 | - | e3 | - | - | 1 (Unlimited) | 8 | EAR99 | - | MATTE TIN | 85°C | -40°C | - | - | DUAL | 260 | 5V | 1.27mm | - | 40 | - | - | 8 | - | - | - | Not Qualified | - | 3/5V | INDUSTRIAL | 2-Wire, I2C, Serial | 5.5V | 2.7V | 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 | ||
 DS3231SN#T&R Maxim Integrated | 109 | - | Datasheet | 6 Weeks | - | - | Surface Mount | 16-SOIC (0.295, 7.50mm Width) | - | - | 16-SOIC | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tape & Reel (TR) | 2012 | - | - | - | Active | 1 (Unlimited) | - | - | Clock/Calendar | - | - | - | - | 2.3V~5.5V | - | - | - | - | - | - | - | DS3231 | - | - | - | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | - | - | - | - | - | - | - | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 110μA~170μA @ 3.63V~5.5V | - | - | 2.3V~5.5V | - | - | - | Alarm, Leap Year, Square Wave Output, TCXO/Crystal | - | - | - | - | - | - | ROHS3 Compliant | - | ||
 RV5C348B-E2-FB Ricoh Electronic Devices Company | 637 | - | - | - | - | - | - | - | - | - | - | - | Serial (3-Wire, 4-Wire) | EAR99 | Gull-wing | 5.5 | 85 | 300 | 2 | -40 | Surface Mount | 1.1 | 2.9 | 2.8 | 10 | Non-Compliant | SOP | SSOP-G | 5|2.5|3.3 | - | Tape and Reel | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 10 | - | Clock/Calendar/Alarm/Timer/Interrupt/Battery Backup | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | HH:MM:SS | - | DW:DM:M:Y | - | - | - | - | - | - | - | - | - | - | - | - | - | - | RoHS Compliant | Lead Free | ||
 PCF8563T/F4,118 NXP USA Inc. | 3530 | - | Datasheet | 7 Weeks | - | - | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | YES | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tape & Reel (TR) | 2003 | - | e4 | - | Active | 1 (Unlimited) | 8 | - | Clock/Calendar | Nickel/Palladium/Gold (Ni/Pd/Au) | - | - | 8542.39.00.01 | 1.8V~5.5V | DUAL | 260 | 2V | 0.635mm | - | 30 | - | PCF8563 | 8 | R-PDSO-G8 | - | - | Not Qualified | - | 2/5V | - | I2C, 2-Wire Serial | - | - | - | - | - | 0.032MHz | - | - | - | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 0.6μA~0.75μA @ 2V~5V | SECONDS | Y | - | YES | I2C | - | Alarm, Leap Year, Watchdog Timer | - | - | - | - | - | - | ROHS3 Compliant | - | ||
 1337GDCGI Renesas Electronics America Inc. | In Stock | - | Datasheet | - | - | - | Surface Mount | 8-SOIC (0.154, 3.90mm Width) | - | - | 8-SOIC | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tube | - | - | - | - | Obsolete | 1 (Unlimited) | - | - | 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 | - | - | - | - | - | - | - | - | ||
M48T86MH1F STMicroelectronics | In Stock | - | Datasheet | - | - | Surface Mount | Surface Mount | 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 0°C~70°C | Tape & Reel (TR) | - | - | - | - | Obsolete | 1 (Unlimited) | 28 | EAR99 | Clock/Calendar | - | - | - | 8542.39.00.01 | 4.5V~5.5V | DUAL | 260 | 5V | 1.27mm | - | 10 | - | M48T86 | 28 | R-PDSO-G28 | - | - | Not Qualified | - | 5V | - | Parallel | - | - | 114B | - | - | 0.032MHz | - | Clock | 8 | 1 | HH:MM:SS (12/24 hr) | - | YY-MM-DD-dd | 15mA @ 4.5V~5.5V | SECONDS | Y | - | NO | - | - | Alarm, Leap Year, NVSRAM, Square Wave Output | - | 3.05mm | 18.1mm | 8.56mm | - | - | ROHS3 Compliant | Lead Free | ||
 DS1744WP-120IND Maxim Integrated | In Stock | - | Datasheet | 10 Weeks | Tin | Surface Mount | Surface Mount | 34-PowerCap™ Module | - | 34 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -40°C~85°C | Tube | 2012 | - | e3 | yes | Active | 3 (168 Hours) | 34 | EAR99 | Clock/Calendar | - | - | - | 8473.30.11.80 | 2.97V~3.63V | DUAL | 245 | 3.3V | 1.27mm | - | 40 | - | DS1744 | 34 | - | - | - | - | 3.3V | - | - | Parallel | - | - | 32KB | - | - | 0.032MHz | - | Clock | 8 | - | HH:MM:SS (24 hr) | - | YY-MM-DD-dd | 2mA @ 3.3V | SECONDS | N | 3V | NO | - | - | Leap Year, NVSRAM, Y2K | - | 2.3368mm | 25.019mm | 23.495mm | No | - | ROHS3 Compliant | Lead Free |