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| PartNumber | NJU6355EM | NJU6355ED | NJU6355E |
| Description | Real Time Clock Serial I/O | Real Time Clock Serial I/O | |
| Manufacturer | NJR | NJR | NJR Corporation/NJRC |
| Product Category | Real Time Clock | Real Time Clock | Clock/Timing - Real Time Clocks |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | Through Hole | - |
| Package / Case | DMP-8 | DIP-8 | - |
| RTC Bus Interface | Serial | Serial | - |
| Time Format | HH:MM:SS | HH:MM:SS | HH:MM:SS (24 hr) |
| Battery Backup Switching | No Backup Switching | No Backup Switching | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 2 V | 2 V | - |
| Minimum Operating Temperature | - 30 C | - 30 C | - |
| Maximum Operating Temperature | + 80 C | + 80 C | - |
| Packaging | Tube | Tube | Tube |
| Function | Alarm, Calendar, Clock, Low Battery Detect, Timer | Alarm, Calendar, Clock, Low Battery Detect, Timer | - |
| Product | Real Time Clocks | Real Time Clocks | - |
| Series | NJU6355 | NJU6355 | - |
| Brand | NJR | NJR | - |
| Product Type | Real Time Clock | Real Time Clock | - |
| Factory Pack Quantity | 2000 | 2000 | - |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | - |
| Tradename | NJU6355 | NJU6355 | - |
| Unit Weight | 0.003351 oz | 0.080001 oz | - |
| Type | - | - | Clock/Calendar |
| Package Case | - | - | 8-DIP (0.300", 7.62mm) |
| Operating Temperature | - | - | -30°C ~ 80°C |
| Mounting Type | - | - | Through Hole |
| Features | - | - | Leap Year |
| Interface | - | - | 4-Wire Serial |
| Voltage Supply | - | - | 4.5 V ~ 5.5 V |
| Supplier Device Package | - | - | 8-DIP |
| Memory Size | - | - | - |
| Date Format | - | - | YY-MM-DD-dd |
| Voltage Supply Battery | - | - | - |
| Current Timekeeping Max | - | - | 4μA ~ 15μA @ 2V ~ 5V |