LAN91C111-NU
- Mfr.Part #
- LAN91C111-NU
- Manufacturer
- Microchip Technology
- Package / Case
- 128-TQFP
- Datasheet
- Download
- Description
- IC ETHERNET CTLR MAC PHY 128TQFP
- Stock
- 1,536
- In Stock :
- 1,536
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- Manufacturer :
- Microchip Technology
- Product Category :
- Controllers
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Protocol :
- Ethernet
- Typical Operating Supply Voltage :
- 3.3 V
- Auto-Negotiation :
- yes
- DMA Support :
- yes
- Interface Type :
- MII
- Number of Terminations :
- 128
- Packaging :
- Tray
- Contact Plating :
- Tin
- Screening Level :
- COMMERCIAL
- Nominal Supply Current :
- 100mA
- Qualification Status :
- Not Qualified
- Current - Supply :
- --
- Supply Current-Max :
- 140 mA
- JESD-609 Code :
- e3
- Terminal Form :
- Gull wing
- Voltage - Supply :
- 3.3V
- Standards :
- 10/100 Base-T/TX PHY
- Subcategory :
- Communication and Networking ICs
- Physical Network Type :
- 100BaseT, 100BaseT4, 100BaseTX, 10BaseT
- Pbfree Code :
- yes
- Product Category :
- Ethernet ICs
- Low Power Mode :
- yes
- Weight :
- 503.487531mg
- Pin Count :
- 128
- Termination :
- SMD/SMT
- Operating Supply Voltage (Typ) :
- 3.3 V
- Operating Temperature Classification :
- COMMERCIAL
- Base Product Number :
- LAN91C111
- Communication Protocol :
- SYNC, BYTE; ETHERNET
- Minimum Operating Temperature :
- 0 °C
- Max Supply Current :
- 140mA
- REACH SVHC :
- No SVHC
- Operating Temperature :
- 0°C~70°C
- Data Transfer Rate-Max :
- 12.5 MBps
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Bus Compatibility :
- ARM; SH; POWERPC; COLDFIRE; 680X0; 683XX; MIPS R3000
- Product :
- Ethernet Controllers
- Interface :
- Parallel
- Mounting Type :
- Surface Mount
- Mount :
- Surface Mount
- Standard :
- 10BASE-T, 100BASE-TX
- Reach Compliance Code :
- Compliant
- Operating Supply Voltage (Max) :
- 3.465 V
- Operating Supply Voltage (Min) :
- 3.135 V
- Package Type :
- TQFP
- Published :
- 2011
- Factory Lead Time :
- 9 Weeks
- Package :
- Tray
- MSL :
- -
- Dimensions :
- 14 x 14 x 1mm
- Length :
- 14mm
- Loopback Mode :
- Internal
- Lead Free :
- Lead Free
- Number of Channels :
- 1
- Function :
- Controller
- Package Shape :
- Square
- Operating Supply Voltage :
- 3.3V
- Manufacturer :
- Microchip
- Width :
- 14mm
- RoHS Status :
- ROHS3 Compliant
- Series :
- --
- Communication Mode :
- Full Duplex/Half Duplex
- Package / Case :
- 128-TQFP
- Number of Pins :
- 128
- Data Encoding/Decoding Method :
- NRZ; BIPH-LEVEL(MANCHESTER)
- Surface Mount :
- yes
- Data Rate :
- 100 Mbps
- HTS Code :
- 8542.31.00.01
- Address Bus Width :
- 15
- Rad Hardened :
- No
- Terminal Pitch :
- 0.4mm
- Terminal Position :
- QUAD
- Simplex/Duplex :
- Full Duplex
- Number of Transceivers :
- 1 Transceiver
- RoHS :
- Details
- Base Part Number :
- LAN91C111
- Supply Voltage-Max (Vsup) :
- 3.63V
- Category :
- Single Chip
- JESD-30 Code :
- S-PQFP-G128
- Height :
- 1.2mm
- Product Status :
- Active
- Product Type :
- Ethernet ICs
- External Data Bus Width :
- 32
- Number of Serial I/Os :
- 4
- Standard Supported :
- IEEE 802.3/IEEE 802.3u
- Radiation Hardening :
- No
- Mounting :
- Surface Mount
- Boundary Scan :
- No
- Supplier Device Package :
- 128-TQFP (14x14)
- Mounting Style :
- SMD/SMT
- uPs/uCs/Peripheral ICs Type :
- SERIAL IO/COMMUNICATION CONTROLLER, LAN
- Supply Voltage :
- 3.3V
- Temperature Grade :
- COMMERCIAL
- Seated Height-Max :
- 1.2 mm
- Number of Terminals :
- 128
- Supplier Package :
- TQFP
- Brand :
- Microchip Technology / Atmel
- Host Interface :
- EISA/ISA
- Maximum Operating Temperature :
- +70 °C
- Datasheets
- LAN91C111-NU
LAN91C111-NU Documents

Controllers Microchip Technology LAN91C111-NU Overview
The LAN91C111-NU by Microchip Technology stands out as a robust Integrated Circuit (IC) Ethernet controller that combines both MAC and PHY functionalities into a single 128TQFP package. This design makes it an ideal solution for streamlining product development, reducing costs, and improving overall system reliability. As Ethernet networking continues to be pivotal in enabling interconnected systems, the LAN91C111-NU delivers high performance and easy integration, making it a top choice for developers looking to implement network communication in a variety of applications. Its comprehensive feature set supports fast and reliable data transmission, critical for today's high-demand network environments.
LAN91C111-NU Features
This Ethernet controller is packed with features designed for a wide range of networking applications, ensuring compatibility and efficiency. Key features include an integrated 10/100 Ethernet MAC and PHY for high-speed data processing, a 128-pin TQFP package that fits well in compact system designs, and support for full and half-duplex modes. Additionally, its low-power consumption and wide operating temperature range make it suitable for harsh environments.
LAN91C111-NU Applications
- Industrial Automation: In environments like factories and processing plants, the LAN91C111-NU facilitates robust, real-time communication between machinery and control systems, ensuring efficient operation and monitoring.
- Embedded Networking: Ideal for integration into embedded systems, this controller allows devices like medical equipment, kiosks, and educational tools to connect and communicate data seamlessly over a network.
- Consumer Electronics: Utilized in smart home devices and other consumer electronics, the LAN91C111-NU supports fast and reliable connectivity features required for modern IoT solutions.
- Automotive Applications: This IC can be integrated into automotive systems, providing network connectivity solutions that enhance vehicle diagnostics and infotainment systems.
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