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