LAN9420I-NU
- Mfr.Part #
- LAN9420I-NU
- Manufacturer
- Microchip Technology
- Package / Case
- 128-TQFP
- Datasheet
- Download
- Description
- IC ETHERNET CTRLR SGL 128VTQFP
- Stock
- 1
- In Stock :
- 1
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- Manufacturer :
- Microchip Technology
- Product Category :
- Controllers
- Screening Level :
- Industrial
- Operating Supply Voltage :
- 3.3V
- Maximum Operating Temperature :
- +85 °C
- Current - Supply :
- 125mA
- Product :
- Ethernet Controllers
- Temperature Grade :
- Industrial
- Manufacturer :
- Microchip
- Lead Free :
- Lead Free
- Package / Case :
- 128-TQFP
- Standard Supported :
- IEEE 802.3/IEEE 802.3u
- Communication Protocol :
- SYNC, SDLC
- Mounting Type :
- Surface Mount
- Host Interface :
- PCI
- RoHS Status :
- ROHS3 Compliant
- uPs/uCs/Peripheral ICs Type :
- SERIAL IO/COMMUNICATION CONTROLLER, LAN
- Boundary Scan :
- No
- JESD-609 Code :
- e3
- MSL :
- MSL 3 - 168 hours
- Subcategory :
- Communication and Networking ICs
- Standards :
- 10/100 Base-T/TX PHY
- Physical Network Type :
- 100BaseTX, 10BaseT
- HTS Code :
- 8542.31.00.01
- Mounting Style :
- SMD/SMT
- Operating Supply Current :
- 125mA
- Number of Pins :
- 128
- Number of Serial I/Os :
- 3
- Bus Compatibility :
- PCI
- Width :
- 14.2mm
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Terminal Pitch :
- 0.4mm
- Terminal Position :
- QUAD
- Product Type :
- Ethernet ICs
- Supply Voltage-Max (Vsup) :
- 3.6V
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Typical Operating Supply Voltage :
- 3.3 V
- Package :
- Tray
- Interface Type :
- MDI-X, MII, PCI
- Seated Height-Max :
- 1.2 mm
- Minimum Operating Temperature :
- -40 °C
- Dimensions :
- 14.2 x 14.2 x 1.05mm
- Operating Temperature :
- -40°C~85°C
- Loopback Mode :
- Internal
- Supplier Package :
- VTQFP
- Data Transfer Rate-Max :
- 12.5 MBps
- Published :
- 2002
- Standard :
- 10BASE-T, 100BASE-TX
- Number of Terminations :
- 128
- Terminal Form :
- Gull wing
- Pin Count :
- 128
- JESD-30 Code :
- S-PQFP-G128
- RoHS :
- Details
- Product Category :
- Ethernet ICs
- Function :
- Controller
- Voltage - Supply :
- 3.3V
- Supplier Device Package :
- 128-VTQFP (14x14)
- Supply Voltage :
- 3.3V
- Protocol :
- Ethernet
- Package Shape :
- Square
- Radiation Hardening :
- No
- Factory Lead Time :
- 7 Weeks
- Qualification Status :
- Not Qualified
- Number of Terminals :
- 128
- Series :
- --
- Length :
- 14.2mm
- Mounting :
- Surface Mount
- Communication Mode :
- Full Duplex, Half Duplex
- DMA Support :
- yes
- Height :
- 1.05mm
- Auto-Negotiation :
- yes
- Data Encoding/Decoding Method :
- NRZI; BIPH-LEVEL(MANCHESTER)
- Number of Transceivers :
- 1
- Clock Frequency :
- 25MHz
- Interface :
- PCI
- Product Status :
- Active
- Mount :
- Surface Mount
- Reach Compliance Code :
- Compliant
- Peak Reflow Temperature (Cel) :
- 260
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Base Product Number :
- LAN9420
- Surface Mount :
- yes
- Data Rate :
- 100 Mbps
- Packaging :
- Tray
- Base Part Number :
- LAN9420
- REACH SVHC :
- No SVHC
- Brand :
- Microchip Technology / Atmel
- Package Type :
- TQFP
- Low Power Mode :
- yes
- Datasheets
- LAN9420I-NU
LAN9420I-NU Documents

Controllers Microchip Technology LAN9420I-NU Overview
The Controllers Microchip Technology LAN9420I-NU is a high-performance Ethernet controller that integrates seamlessly into network-enabled devices. Designed by Microchip Technology, this single-port Ethernet controller utilizes a 128-VTQFP package to provide a compact, yet robust network communication solution. The LAN9420I-NU is ideal for applications requiring reliable and efficient network connectivity. It is engineered to reduce overall system cost and complexity while improving the throughput and latency of network communications. This makes the LAN9420I-NU a preferred choice for manufacturers looking to integrate Ethernet functionality with minimal overhead and maximum reliability.
LAN9420I-NU Features
The LAN9420I-NU Ethernet controller includes several key features that enhance its performance and suitability for a wide range of applications. It supports full-duplex and half-duplex operations at speeds of 10/100 Mbps, which ensures compatibility with various network standards. Additionally, its integrated PHY and MAC support simplify design efforts and reduce external component requirements. Advanced features such as automatic MDI/MDIX crossover, extensive interrupt management, and support for multiple power management modes contribute to its flexibility and power efficiency.
LAN9420I-NU Applications
- Embedded Systems: Integrated in devices like industrial controllers and sensors to facilitate communication over a network, enhancing IoT connectivity and data exchange.
- Consumer Electronics: Used in smart home devices such as security cameras and home automation controllers, providing reliable network connectivity to enable remote monitoring and control.
- Automotive Applications: Deployed in vehicle diagnostic systems and infotainment units to allow network communication, ensuring real-time data transmission and updates.
- Industrial Automation: Applied in factory automation equipment, enabling these devices to connect to the industrial network for better coordination and efficiency in operations.
- Medical Equipment: Utilized in medical devices requiring network access to transmit patient data securely and reliably for remote monitoring and diagnostics.
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