KSZ8851-16/32MQL Single-Port Ethernet MAC Controller with 8/16-Bit or 32-Bit Non-PCI Interface Features Flexible Package Options Available in 128-pin PQFP: KSZ8851-16/32MQL or 48-pin LQFP Integrated MAC and PHY Ethernet Controller Fully KSZ8851-16MLL Compliant with IEEE 802.3/802.3u Standards Pin Compatible with Existing 128-pin KSZ8841-16/ Designed for High Performance and High Through- 32MQL and KSZ8842-16/32MQL put Applications Supports 10BASE-T/100BASE-TX Additional Features Supports IEEE 802.3x Full-Duplex Flow Control and In addition to offering all of the features of a Layer 2 con- Half-Duplex Backpressure Collision Flow Control troller, the KSZ8851-16/23MQL offers: Supports DMA-Slave Burst Data Read and Write Transfers Flexible 8-bit, 16-bit, and 32-bit Generic Host Pro- Supports IP Header (IPv4)/TCP/UDP/ICMP Check- cessor Interfaces with Same Access Time and Sin- sum Generation and Checking gle Bus Timing to Any I/O Registers and RX/TX FIFO Supports IPv6 TCP/UDP/ICMP Checksum Genera- Buffers tion and Checking Supports Adding Two-Bytes Before Frame Header in Automatic 32-bit CRC Generation and Checking Order for IP Frame Content with Double Word Simple SRAM-Like Host Interface Easily Connects to Boundary Most Common Embedded MCUs LinkMD Cable Diagnostic Capabilities to Determine Supports Multiple Data Frames for Transmit and Cable Length, Diagnose Faulty Cables, and Deter- Receive without Address Bus and Byte-Enable Sig- mine Distance to Fault nals Wake-on-LAN Functionality Supports Both Big- and Little-Endian Processors - Incorporates Magic Packet, Network Link Larger Internal Memory with 12K Bytes for RX FIFO State, and Wake-Up Frame Technology and 6K Bytes for TX FIFO. Programmable Low, HP Auto MDI-X Crossover with Disable/Enable High, and Overrun Watermark for Flow Control in RX Option FIFO Ability to Transmit and Receive Frames up to 2000 Efficient Architecture Design with Configurable Host Bytes Interrupt Schemes to Minimize Host CPU Overhead and Utilization Network Features Powerful and Flexible Address Filtering Scheme 10BASE-T and 100BASE-TX Physical Layer Sup- Optional to Use External Serial EEPROM Configura- port tion for Both KSZ8851-16MQL and KSZ8851- Auto-Negotiation: 10/100 Mbps Full- and Half- 32MQL Duplex Single 25 MHz Reference Clock for Both PHY and Adaptive Equalizer MAC Baseline Wander Correction Power Modes, Power Supplies, and Applications Packaging Video/Audio Distribution Systems Single 3.3V Power Supply with Options for 1.8V, High-End Cable, Satellite, and IP Set-Top Boxes 2.5V, and 3.3V VDD I/O Video over IP and IPTV Built-In Integrated 3.3V or 2.5V to 1.8V Low Noise Voice over IP (VoIP) and Analog Telephone Adapters Regulator (LDO) for Core and Analog Blocks (ATA) Enhanced Power Management Feature with Energy Industrial Control in Latency-Critical Applications Detect Mode Ensure Low-Power Dissipation During Home Base Station with Ethernet Connection Device Idle Periods Industrial Control Sensor Devices (Temp., Pressure, Comprehensive LED Indicator Support for Link, Levels, and Valves) Activity and 10/100 Speed (2 LEDs) Security, Motion Control, and Surveillance Cameras - User Programmable Low-Power CMOS Design Markets Commercial Temperature Range: 0C to +70C Fast Ethernet Industrial Temperature Range: 40C to +85C Embedded Ethernet Industrial Ethernet Embedded Systems 2018 Microchip Technology Inc. DS00002425B-page 1KSZ8851-16/32MQL TO OUR VALUED CUSTOMERS It is our intention to provide our valued customers with the best documentation possible to ensure successful use of your Microchip products. To this end, we will continue to improve our publications to better suit your needs. Our publications will be refined and enhanced as new volumes and updates are introduced. If you have any questions or comments regarding this publication, please contact the Marketing Communications Department via E-mail at docerrors microchip.com. We welcome your feedback. Most Current Data Sheet To obtain the most up-to-date version of this data sheet, please register at our Worldwide Web site at: