W5100 LQFP80: Top Choice in United States (USA) Utsource Holding Company Limited

Description

Parameter	Description	Value/Range
Package Type	Type of package	LQFP (Low-Profile Quad Flat Package)
Pin Count	Number of pins	80
Operating Voltage	Supply voltage range	2.6V to 5.5V
Operating Current	Typical current consumption	140mA (Active), 10μA (Power Down)
Temperature Range	Operating temperature range	-40°C to +85°C
Interface	Communication interface	SPI, Parallel
Ethernet Standard	Supported Ethernet standards	10Base-T, 100Base-TX
MAC Address	Built-in MAC address	Yes
PHY	Integrated Physical Layer	Yes
Memory	On-chip memory for TCP/IP stack	16KB
Protocol Support	Supported protocols	TCP, UDP, ICMP, ARP, IGMP
Socket Support	Number of supported sockets	4
Reset Pin	Reset function pin	Yes
Interrupt Pin	Interrupt output pin	Yes
Power-On Reset	Automatic reset on power-on	Yes
Wake-Up Function	Wake-up from low-power mode	Yes
ESD Protection	Electrostatic discharge protection	±2kV (Human Body Model)

Power Supply:
- Connect the VCC pin to a stable power supply within the range of 2.6V to 5.5V.
- Connect the GND pin to the ground.
Reset:
- Apply a low signal to the RESET pin to reset the device. The device will also reset automatically on power-on.
Communication Interface:
- Choose between SPI or Parallel interface by setting the appropriate configuration.
- For SPI, connect the SCK, MISO, MOSI, and CS pins to your microcontroller.
- For Parallel, connect the data and control lines as specified in the datasheet.
Configuration:
- Use the provided registers to configure the device. Common configurations include setting the MAC address, IP address, and port numbers.
- Refer to the datasheet for specific register addresses and bit definitions.
Socket Operations:
- Open a socket using the appropriate command.
- Configure the socket type (TCP/UDP) and port number.
- Send and receive data through the socket using the provided commands.
Interrupt Handling:
- Connect the INT pin to an interrupt input on your microcontroller.
- Handle interrupts to manage events such as data reception, connection status changes, etc.
Low-Power Mode:
- Enter low-power mode by setting the appropriate register bits.
- Use the wake-up function to return to active mode when necessary.
ESD Protection:
- Ensure proper handling and grounding to avoid ESD damage.
- Use appropriate ESD protection devices in your circuit design.

For detailed information and specific commands, refer to the W5100 datasheet and application notes.

(For reference only)