The UPD4990AC is a 14-pin DIP real-time clock timer IC from NEC, designed for industrial temperature operation. It has a nominal supply voltage of 5V, with a minimum and maximum supply voltage of 2V and 5.5V, respectively. The IC has a maximum supply current of 0.1mA and a maximum clock frequency of 32.768 kHz. It is suitable for use in applications requiring a real-time clock and timer functionality.
Quick Jump:
Technical Specifications
NEC UPD4990AC technical specifications.
General
| Max Operating Temperature | 85 |
| Number of Terminals | 14 |
| Min Operating Temperature | -40 |
| Terminal Position | DUAL |
| Width | 7.62 |
| Temperature Grade | INDUSTRIAL |
| Supply Current-Max | 0.1 |
| Supply Voltage-Nom | 5 |
| Supply Voltage-Min | 2 |
| Supply Voltage-Max | 5.5 |
| Clock Frequency-Max | 0.032 |
| uPs/uCs/Peripheral ICs Type | TIMER, REAL TIME CLOCK |
Compliance
| RoHS | No |
| REACH | Compliant |
| Military Spec | False |
Datasheet
NEC UPD4990AC Datasheet
Download the complete datasheet for NEC UPD4990AC to view detailed technical specifications.
No datasheet is available for this part.