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 DM9008F Product Brief
ISA/Plug & Play Super Ethernet Controller
June 2008 Rev.1.0 The DM9008 Ethernet controller is a highly integrated design that provides all Medial Access Control (MAC) and Encode-Decode (ENDEC) functions in accordance with the IEEE 802.3 standard. Network interfaces include 10BASE5 or 10BASE2 Ethernet via the AUI port and 10BASE-T via the Twisted-pair. The DM9008 Ethernet controller can interface directly to the PC-AT ISA bus without any external device. The interface to PC-AT ISA bus is fully compatible with NE2000 Ethernet adapter cards, so all software programs designed for NE2000 can run on the DM9008 card without any modification. Microsoft's Plug and Play and the jumperless software configuration function are both supported. The capability of the PnP and Non-PnP mode auto-switch function allows users to configure network card. No jumpers or switches are needed to set when using either the PC or PnP function. The integrated 8Kx16 SRAM and 10BASE-T transceiver make DM9008 more cost-effective.
Block Diagram
Specifications
Single chip solution for IEEE 802.3, 10BASE-T, 10BASE2 and 10BASE5 Integrated ISA interface, 8Kx16 SRAM, Media Access Control, ENDEC and 10BASE-T transceiver Supports ISA Plug and Play configuration Software-compatible with NOVELL NE2000 Supports PnP and Non-PnP Auto-switching PnP, Non-PnP and Auto-switch mode software selectable 8 interrupt lines selectable Auto-Polarity detection and correction Selectable 8 and 16-bit slot mode Provides auto-detection/auto-switching for 10BASE-T Transceiver and Attachment Unit Interface (AUI) External EEPROM programmable Supports BOOT-ROM page mode Loopback capability for diagnostics Receiver and collision squelch circuit to reduce noise Low-power CMOS process with single 5V power supply Built-in pre-distortion resisters for 10BASE-T application 100-pin QFP package
Application
VoIP CPE (ATA, IP Phone, Video Phone) IP STB, IPC, Internet Radio
Ordering Information
Part Number DM9008F Pin Count 100 Package QFP
DAVICOM Semiconductor, Inc. No.6, Li-Hsin Rd.VI, Science Park, Hsin-Chu, Taiwan, R.O.C. TEL: 886-3-5798797 FAX: 886-3-5646929 E-mail: sales@davicom.com.tw


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