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

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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