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