The recommended operating temperature range for the DS1744P-70+ is -40°C to +85°C.
To ensure reliable data retention, the device should be powered up at least once every 10 years, and the storage temperature should be limited to -40°C to +85°C.
The maximum clock frequency for the DS1744P-70+ is 1 MHz.
No, the DS1744P-70+ is a 3.3V device and should not be used in a 5V system. Applying 5V to the device can cause damage or malfunction.
The WP pin should be tied to VCC or left floating to enable write operations. Tying the WP pin to GND will prevent write operations and protect the data.