Details

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BUY LAN91C111I-NS https://www.utsource.net/itm/p/4615486.html
ETHERNET CTLR MAC PHY 128-QFP

Parameter	Description	Min	Typ	Max	Unit
Operating Voltage (Vcc)	Supply voltage range	3.0	-	3.6	V
Operating Temperature	Temperature range for normal operation	-40	-	85	°C
Storage Temperature	Temperature range for storage	-65	-	150	°C
Data Rate	Maximum data transfer rate	-	10	-	Mbps
I/O Voltage	Input/output voltage range	2.7	-	3.6	V
Current Consumption (Active Mode)	Power consumption in active mode	-	150	-	mA
Current Consumption (Power Down Mode)	Power consumption in power down mode	-	1	-	mA
Standby Current	Power consumption in standby mode	-	10	-	μA
ESD Protection	Electrostatic discharge protection	-	-	2000	V (HBM)
MTBF	Mean Time Between Failures	-	-	1,000,000	hours

Instructions for Using the LAN91C111I-NS

1. Power Supply:

   • Ensure that the supply voltage (Vcc) is within the range of 3.0V to 3.6V.
   • Use a stable power source to avoid voltage fluctuations.

2. Temperature Considerations:

   • Operate the device within the temperature range of -40°C to 85°C for optimal performance.
   • Store the device in a temperature range of -65°C to 150°C.

3. Data Rate:

   • The maximum data transfer rate is 10 Mbps. Ensure that the network environment supports this speed.

4. I/O Voltage:

   • The input/output voltage should be between 2.7V and 3.6V to ensure proper communication with other devices.

5. Power Management:

   • In active mode, the current consumption is typically 150 mA. Monitor the power usage to avoid overloading the power supply.
   • In power down mode, the current consumption drops to 1 mA, which can be useful for power-saving applications.
   • In standby mode, the current consumption is 10 μA, allowing the device to maintain a low-power state when not in use.

6. ESD Protection:

   • The device has built-in ESD protection up to 2000V (Human Body Model). Handle the device with care to prevent damage from static electricity.

7. Reliability:

   • The Mean Time Between Failures (MTBF) is 1,000,000 hours, indicating high reliability. Regular maintenance and proper handling will help achieve this reliability.

8. Installation:

   • Follow the recommended PCB layout guidelines to ensure proper signal integrity and thermal management.
   • Use appropriate decoupling capacitors to filter out noise and stabilize the power supply.

9. Firmware and Configuration:

   • Refer to the datasheet and application notes for detailed information on firmware updates and configuration settings.
   • Use the provided software tools to configure the device according to your specific requirements.

10. Testing:

    • Perform initial testing under controlled conditions to verify the functionality of the device.
    • Use diagnostic tools to monitor performance and troubleshoot any issues that may arise.

(For reference only)