DM9051 In Stock

DM9051 SPI Interface 10/100M Ethernet Controller

Name: DM9051 SPI Interface 10/100M Ethernet Controller
Brand: DAVICOM
SKU: DM9051

DM9051 is a DAVICOM single-chip 10/100M Fast Ethernet controller with an SPI interface, eliminating the need for 8/16-bit parallel bus and greatly simplifying hardware design. Features 16KB SRAM TX/RX buffer, full-duplex flow control, and native Linux kernel driver support — ideal for network expansion on ARM or RISC-V MCU systems.

Host Interface

SPI (up to 25 MHz)

Buffer Memory

16KB SRAM

Speed

10/100 Mbps

MAC

Integrated

Features

SPI interface (MODE 0/3, up to 25 MHz)
Integrated 16KB SRAM TX/RX buffer
10/100M full/half-duplex Ethernet
Integrated MAC + PHY
IEEE 802.3x full-duplex flow control
Native Linux kernel driver support
3.3V single supply
QFN48 package

Specifications

Host Interface	SPI (up to 25 MHz)
Buffer Memory	16KB SRAM
Speed	10/100 Mbps
MAC	Integrated
PHY	Integrated
Supply Voltage	3.3V
Package	QFN48
OS Support	Linux, u-boot

Applications

EthernetSPIFast EthernetLinuxEmbeddedMCU

Order Info

Stock, pricing, lead time, and samples for DM9051 — we reply within one business day.

Request Quote Request datasheet / sample

DAVICOM

Taiwan

Highly-Integrated Fast Ethernet Controllers & PHYs

View all DAVICOM products → Official DAVICOM site

DM9051 replaces these parts

Engineers use DM9051 as a second source or alternative for the parts below. Open each for compatibility notes (drop-in / software / alternative) and an RFQ.

ENC28J60 / ENC424J600 Functional alternative

Microchip

View cross-reference →

Selection guides & comparisons

Guide

Add Wired Ethernet to an MCU: SPI-to-Ethernet Selection Guide

Comparison

W5500 vs ENC28J60 vs DM9051: SPI Ethernet Chip Comparison

DM9051 — Frequently Asked Questions

Where can I buy DM9051?

JLink Technology is an authorized DAVICOM distributor serving Taiwan, Mainland China, and Hong Kong. Submit an RFQ for DM9051 and we will respond with pricing and lead time within one business day.

Is DM9051 in stock?

Stock and lead time for DM9051 vary by quantity. Send us your required quantity via the RFQ form and we will confirm current availability and delivery schedule.

Can I get the DM9051 datasheet and samples?

Yes. As an authorized DAVICOM distributor, JLink Technology can provide the official DM9051 datasheet, samples, and engineering support. Contact us to request them.

What is the minimum order quantity for DM9051?

We support orders from prototype samples to mass production. Tell us your target volume in the RFQ and we will quote accordingly.

Is there a pin-compatible alternative or second source for DM9051?

Tell us the part you need to replace and your application. As a multi-line authorized distributor, JLink Technology can suggest a verified cross-reference or second source related to DM9051 where one exists, and quote pricing, stock, and lead time.

Related Products

DM8606 In Stock

DM8606 6-Port 10/100M Ethernet Switch Controller

The DM8606 is a DAVICOM single-chip 6-port 10/100Mbps Fast Ethernet switch controller integrating five 10/100 PHYs and six MACs, with the 6th MAC providing an MII/RMII/Reverse-MII uplink. It supports 802.1Q VLAN, QoS priority queuing, STP, IGMP snooping, and per-port HP Auto-MDIX, on a dual supply (1.8V core / 3.3V I/O) in a 128-pin QFP — for embedded/industrial switches and networking gear.

Ethernet SwitchFast Ethernet10/100M

Details Request Quote

DM9621 In Stock

DM9621 USB 2.0-to-Ethernet Controller

The DM9621 is a DAVICOM USB 2.0-to-10/100M Fast Ethernet controller integrating an Ethernet MAC and on-chip PHY, an SSRAM packet buffer, and an optional RMII interface. In a 48-pin QFN with auto-negotiation and Auto-MDIX — a low-cost USB network-adapter solution, and the USB 2.0 successor to the (USB 1.1) DM9601.

USB-to-EthernetUSB 2.010/100M

Details Request Quote

DM9601 In Stock

DM9601 USB-to-Ethernet Controller

The DM9601 is a DAVICOM single-chip USB-to-10/100M Fast Ethernet controller integrating a USB transceiver (USB 1.1-compliant, works on USB 2.0 host ports), a 10/100 MAC and PHY, and an internal buffer. 3.3V with 5V-tolerant I/O in a 48-pin LQFP — low pin count and low cost, common in USB-to-Ethernet (USB-LAN) adapters and NICs.

USB-to-Ethernet10/100MMAC+PHY

Details Request Quote