- 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 | Mount | Mounting Type | Package / Case | Surface Mount | Supplier Device Package | Number of Terminals | Operating Temperature (Max.) | Operating Temperature (Min.) | RoHS | Operating Temperature | Packaging | Published | JESD-609 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 | Terminal Form | Peak Reflow Temperature (Cel) | Supply Voltage | Terminal Pitch | Reach Compliance Code | Time@Peak Reflow Temperature-Max (s) | Base Part Number | Pin Count | JESD-30 Code | Qualification Status | Supply Voltage-Max (Vsup) | Power Supplies | Temperature Grade | Supply Voltage-Min (Vsup) | Interface | Memory Size | uPs/uCs/Peripheral ICs Type | Clock Frequency | Number of Timers | Time Format | Date Format | Current - Timekeeping (Max) | Time-Min | Interrupt Capability | Voltage - Supply, Battery | Volatile | Information Access Method | Features | Height Seated (Max) | Length | Width | RoHS Status | Lead Free |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 DS1251WP-C01+ Maxim Integrated | In Stock | - | Datasheet | - | - | - | - | - | - | - | - | - | 0°C~70°C | Bulk | 2011 | - | Obsolete | 1 (Unlimited) | - | - | Phantom Time Chip | - | - | - | - | 2.97V~3.63V | - | - | - | - | - | - | - | DS1251 | - | - | - | - | - | - | - | Parallel | 512KB | - | - | - | HH:MM:SS:hh (12/24 hr) | YY-MM-DD-dd | 7mA @ 3.3V | - | - | 3V | - | - | Leap Year, NVSRAM | - | - | - | ROHS3 Compliant | - | ||
PT7C4563ZEEX Diodes Incorporated | In Stock | - | Datasheet | - | Surface Mount | 8-WFDFN Exposed Pad | YES | - | - | - | - | - | -40°C~85°C TA | Tape & Reel (TR) | - | - | Obsolete | 1 (Unlimited) | 8 | EAR99 | Clock/Calendar | - | - | - | 8542.39.00.01 | 1.3V~5.5V | DUAL | - | - | 3V | 0.5mm | - | - | - | - | R-PDSO-N8 | - | - | - | - | - | I2C, 2-Wire Serial | - | - | - | 1 | HH:MM:SS (24 hr) | YY-MM-DD-dd | 0.65μA~0.85μA @ 3V~5V | - | - | - | - | I2C | Alarm, Leap Year, Square Wave Output | 0.8mm | 2.995mm | 2mm | - | - | ||
Q41802551000200 Seiko | In Stock | - | - | - | - | - | - | - | - | - | - | Non-Compliant | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
 X1228S14Z Intersil Corporation | In Stock | - | - | - | - | - | YES | - | 14 | 70°C | - | - | - | - | - | e3 | - | 3 (168 Hours) | - | EAR99 | - | MATTE TIN | - | - | 8542.39.00.01 | - | DUAL | GULL WING | 260 | 5V | 1.27mm | compliant | 40 | - | 14 | R-PDSO-G14 | Not Qualified | 5.5V | 3/5V | COMMERCIAL | 2.7V | - | - | TIMER, REAL TIME CLOCK | 0.032MHz | 1 | - | - | - | SECONDS | Y | - | YES | I2C | - | 1.7272mm | 8.6614mm | 3.9116mm | RoHS Compliant | - | ||
 X1227S8IZ-4.5A Intersil Corporation | In Stock | - | - | - | - | - | YES | - | 8 | 85°C | -40°C | - | - | - | - | e3 | - | 1 (Unlimited) | - | EAR99 | - | Matte Tin (Sn) | - | - | 8542.39.00.01 | - | DUAL | GULL WING | 260 | 5V | 1.27mm | compliant | 40 | - | 8 | R-PDSO-G8 | Not Qualified | 5.5V | 5V | INDUSTRIAL | 4.5V | - | - | TIMER, REAL TIME CLOCK | 0.032MHz | 1 | - | - | - | SECONDS | Y | - | NO | I2C | - | 1.7272mm | 4.9022mm | 3.9116mm | RoHS Compliant | - | ||
X1227S8I-2.7AT1 Intersil Corporation | In Stock | - | - | - | - | - | YES | - | 8 | 85°C | -40°C | - | - | - | - | e0 | - | 1 (Unlimited) | - | EAR99 | - | Tin/Lead (Sn/Pb) | - | - | 8542.39.00.01 | - | DUAL | GULL WING | 240 | 5V | 1.27mm | not_compliant | 40 | - | 8 | R-PDSO-G8 | Not Qualified | 5.5V | 3/5V | INDUSTRIAL | 2.7V | - | - | TIMER, REAL TIME CLOCK | 0.032MHz | 1 | - | - | - | SECONDS | Y | - | NO | I2C | - | 1.7272mm | 4.9022mm | 3.9116mm | Non-RoHS Compliant | - | ||
 X1288V14IT1 Intersil Corporation | In Stock | - | - | - | - | - | YES | - | 14 | 85°C | -40°C | - | - | - | - | e0 | - | 1 (Unlimited) | - | EAR99 | - | Tin/Lead (Sn/Pb) | - | - | 8542.39.00.01 | - | DUAL | GULL WING | 240 | 5V | 0.65mm | not_compliant | 30 | - | 14 | R-PDSO-G14 | Not Qualified | 5.5V | 5V | INDUSTRIAL | 4.5V | - | - | TIMER, REAL TIME CLOCK | 0.032MHz | 1 | - | - | - | 1/100SECOND | Y | - | YES | I2C | - | 1.2mm | 5mm | 4.4mm | Non-RoHS Compliant | - | ||
 X1288S16I-2.7AT1 Intersil (Renesas Electronics America) | In Stock | - | - | Surface Mount | - | SOIC | - | - | - | - | - | - | - | Tape & Reel (TR) | - | e0 | - | 1 (Unlimited) | 16 | EAR99 | - | Tin/Lead (Sn/Pb) | 85°C | -40°C | 8542.39.00.01 | - | DUAL | - | 240 | 5V | 1.27mm | not_compliant | NOT SPECIFIED | - | 16 | R-PDSO-G16 | 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 | - | YES | I2C | - | 2.65mm | 10.3mm | 7.5mm | Non-RoHS Compliant | Contains Lead | ||
 X1226V8IZT1 Intersil Corporation | In Stock | - | - | - | - | - | YES | - | 8 | 85°C | -40°C | - | - | - | - | e3 | - | 1 (Unlimited) | - | EAR99 | - | MATTE TIN | - | - | 8542.39.00.01 | - | DUAL | GULL WING | 260 | 5V | 0.65mm | unknown | 40 | - | 8 | R-PDSO-G8 | Not Qualified | 5.5V | 3/5V | INDUSTRIAL | 2.7V | - | - | TIMER, REAL TIME CLOCK | 0.032MHz | 1 | - | - | - | SECONDS | Y | - | NO | I2C | - | 1.2mm | 4.4mm | 3mm | - | - | ||
X1227V8Z-4.5A Intersil Corporation | In Stock | - | - | - | - | - | YES | - | 8 | 70°C | - | - | - | - | - | e3 | - | 1 (Unlimited) | - | EAR99 | - | MATTE TIN | - | - | 8542.39.00.01 | - | DUAL | GULL WING | 260 | 5V | 0.65mm | compliant | 40 | - | 8 | R-PDSO-G8 | Not Qualified | 5.5V | 5V | COMMERCIAL | 4.5V | - | - | TIMER, REAL TIME CLOCK | 0.032MHz | 1 | - | - | - | SECONDS | Y | - | NO | I2C | - | 1.2mm | 4.4mm | 3mm | RoHS Compliant | - | ||
X1227V8Z-2.7A Intersil Corporation | In Stock | - | - | - | - | - | YES | - | 8 | 70°C | - | - | - | - | - | e3 | - | 1 (Unlimited) | - | EAR99 | - | MATTE TIN | - | - | 8542.39.00.01 | - | DUAL | GULL WING | 260 | 5V | 0.65mm | compliant | 40 | - | 8 | R-PDSO-G8 | Not Qualified | 5.5V | 3/5V | COMMERCIAL | 2.7V | - | - | TIMER, REAL TIME CLOCK | 0.032MHz | 1 | - | - | - | SECONDS | Y | - | NO | I2C | - | 1.2mm | 4.4mm | 3mm | RoHS Compliant | - | ||
X1227V8IZ-2.7 Intersil Corporation | In Stock | - | - | - | - | - | YES | - | 8 | 85°C | -40°C | - | - | - | - | e3 | - | 1 (Unlimited) | - | EAR99 | - | MATTE TIN | - | - | 8542.39.00.01 | - | DUAL | GULL WING | 260 | 5V | 0.65mm | compliant | 40 | - | 8 | R-PDSO-G8 | Not Qualified | 5.5V | 3/5V | INDUSTRIAL | 2.7V | - | - | TIMER, REAL TIME CLOCK | 0.032MHz | 1 | - | - | - | SECONDS | Y | - | NO | I2C | - | 1.2mm | 4.4mm | 3mm | RoHS Compliant | - | ||
X1228V14IZ Intersil Corporation | In Stock | - | - | - | - | - | YES | - | 14 | 85°C | -40°C | - | - | - | - | e3 | - | 1 (Unlimited) | - | EAR99 | - | MATTE TIN | - | - | 8542.39.00.01 | - | DUAL | GULL WING | 260 | 5V | 0.65mm | compliant | 40 | - | 14 | R-PDSO-G14 | Not Qualified | 5.5V | 3/5V | INDUSTRIAL | 2.7V | - | - | TIMER, REAL TIME CLOCK | 0.032MHz | 1 | - | - | - | SECONDS | Y | - | YES | I2C | - | 1.2mm | 5mm | 4.4mm | RoHS Compliant | - | ||
X1288S16-2.7T1 Intersil Corporation | In Stock | - | - | - | - | - | YES | - | 16 | 70°C | - | - | - | - | - | e0 | - | 1 (Unlimited) | - | EAR99 | - | Tin/Lead (Sn/Pb) | - | - | 8542.39.00.01 | - | DUAL | GULL WING | 240 | 5V | 1.27mm | not_compliant | NOT SPECIFIED | - | 16 | R-PDSO-G16 | Not Qualified | 5.5V | 3/5V | COMMERCIAL | 2.7V | - | - | TIMER, REAL TIME CLOCK | 0.032MHz | 1 | - | - | - | 1/100SECOND | Y | - | YES | I2C | - | 2.65mm | 10.3mm | 7.5mm | Non-RoHS Compliant | - | ||
1338A-31DVGI Renesas Electronics America Inc. | In Stock | - | - | - | Surface Mount | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) | - | - | - | - | - | - | -40°C~85°C | - | - | - | Last Time Buy | 1 (Unlimited) | - | - | Clock/Calendar | - | - | - | - | 2.7V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | I2C | 56b | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 5μA @ 3.63V~5.5V | - | - | 1.3V~3.7V | - | - | Leap Year, NVSRAM, Square Wave Output | - | - | - | - | - | ||
1338A-31DVGI8 Renesas Electronics America Inc. | In Stock | - | - | - | Surface Mount | 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) | - | - | - | - | - | - | -40°C~85°C | Tape & Reel (TR) | - | - | Last Time Buy | 1 (Unlimited) | - | - | Clock/Calendar | - | - | - | - | 2.7V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | I2C | 56b | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 5μA @ 3.63V~5.5V | - | - | 1.3V~3.7V | - | - | Leap Year, NVSRAM, Square Wave Output | - | - | - | - | - | ||
1337ACSRI Renesas Electronics America Inc. | In Stock | - | - | - | Surface Mount | 16-SOIC (0.295, 7.50mm Width) | - | - | - | - | - | - | -40°C~85°C | - | - | - | Last Time Buy | 1 (Unlimited) | - | - | Clock/Calendar | - | - | - | - | 1.8V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | I2C | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 0.6μA @ 1.3V~1.8V | - | - | 1.3V~3.7V | - | - | Alarm, Leap Year, Square Wave Output | - | - | - | - | - | ||
 BQ4845YS-A4NTR Rochester Electronics, LLC | In Stock | - | - | - | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | - | 28-SOIC | - | - | - | - | -40°C~85°C | Tape & Reel (TR) | - | - | Obsolete | 1 (Unlimited) | - | - | Clock/Calendar | - | - | - | - | 4.5V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.5mA Typ @ 4.5 V~5.5 V | - | - | 2.3V~4V | - | - | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | - | - | - | ROHS3 Compliant | - | ||
BQ4845YS-A4 Rochester Electronics, LLC | 136 | - | - | - | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | - | 28-SOIC | - | - | - | - | 0°C~70°C | Tube | - | - | Obsolete | 1 (Unlimited) | - | - | Clock/Calendar | - | - | - | - | 4.5V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.5mA Typ @ 4.5 V~5.5 V | - | - | 2.3V~4V | - | - | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | - | - | - | ROHS3 Compliant | - | ||
BQ4845S-A4N Rochester Electronics, LLC | In Stock | - | - | - | Surface Mount | 28-SOIC (0.295, 7.50mm Width) | - | 28-SOIC | - | - | - | - | -40°C~85°C | Tube | - | - | Obsolete | 1 (Unlimited) | - | - | Clock/Calendar | - | - | - | - | 4.75V~5.5V | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Parallel | - | - | - | - | HH:MM:SS (12/24 hr) | YY-MM-DD-dd | 1.5mA Typ @ 4.5 V~5.5 V | - | - | 2.3V~4V | - | - | Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer | - | - | - | ROHS3 Compliant | - |