The UPD71054GB-10-3B4 is a 16-bit programmable timer IC from NEC, featuring an 8-bit external data bus. It operates within an industrial temperature range of -40°C to 85°C. The device is packaged in a 44-pin QFP with a terminal position of QUAD. It can handle supply voltages between 4.5V and 5.5V. The IC is designed for use in clock and timing applications, including real-time clocks.
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| Max Operating Temperature | 85 |
| Number of Terminals | 44 |
| Min Operating Temperature | -40 |
| Terminal Position | QUAD |
| JEDEC Package Code | S-PQFP-G44 |
| Width | 10 |
| Length | 10 |
| Pin Count | 44 |
| Temperature Grade | INDUSTRIAL |
| Supply Voltage-Nom | 5 |
| Supply Voltage-Min | 4.5 |
| Supply Voltage-Max | 5.5 |
| Number of Bits | 16 |
| Clock Frequency-Max | 10 |
| uPs/uCs/Peripheral ICs Type | TIMER, PROGRAMMABLE |
| External Data Bus Width | 8 |
| Eccn Code | EAR99 |
| HTS Code | 8542.39.00.01 |
| REACH | unknown |
| Military Spec | False |
