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