DM87S191J - Brand New Panduit IC Chips

In Stock:3714 ,Ready for Immediate Shipping
New RoSH Lead free
In Stock: 3714, Ready for Immediate Shipping
Category:IC Chips
Chipdatas Part No.:CD90-DM87S191J
Manufacturer Part No.:DM87S191J
Request Quote:
  • Product Details


    [ DAVICOM ]

    General Description

    The DM8108 is an 8 port 10/100Mbit/s nonblocking Ethernet switch with on-chip address-lookup engine. The DM8108 provides a low-cost, high-performance switch solution with PHYs and single SGRAM.


    ■ Low cost Fast Ethernet Switching Controller.
    • Provide packet switching functions between eight 10/100Mbps, auto-negotiated on-chip Fast Ethernet ports and a proprietary Full-duplex Expansion port.
    • Cascade max. 8 DM8108s without extra glue logic for 64-port configuration.
    ■ Incorporates three 802.3 compliant 10/100Mbps Media Access Controllers
    • Direct interface to MII (Media Independent Interface)
    • Half/Full Duplex Support for individual port (upto 200Mbps/port)
    • IEEE 802.3 100Base-TX, T4.FX compatible
    ■ Auto-negotiation supported through Serial MII interface
    ■ High-performance Distributed Switching Engine
    • Performs packet forwarding and filtering at full wire-speed
    • 148,800 packets/sec. on each Ethernet port
    ■ Direct support for packet buffering
    • Glue-less interface with 1 or 2 Mbytes of SDRAM (SGRAM)
    • 32 bit memory bus configuration
    • 66 Mhz – 90Mhz memory bus speed
    • Up-to 1.1K buffers, 1536-byte each, allocated to receive ports
    ■ Support Store and Forward switching approach
    • Low last-bit to first-bit out delay
    • Allow mixed speed Ethernet packet switching
    • Allow conversion between different protocols
    ■ Flow control
    • Support partitioning function
    • Support back-pressure while lack of internal resources
    • Support 802.3x PAUSE function in full duplex mode
    • Support up to 4-port trunking for 800Mbps bandwidth
    ■ Advanced Address Learning and Searching
    • Self learning mechanism
    • Cache 128 address entries internally
    • Record up-to 16K Uni-cast MAC addresses and unlimited Multicast and Broadcast addresses
    • Automatic aging scheme
    • Broadcast filtering rate control
    ■ Expansion Bus
    • Up-to 8 SW devices can be cascaded via expansion bus without extra logic
    • Full duplex mode transfer
    • Less Bus overhead
    • Automatic flow control
    ■ Complete status report to a simple LED interface
    ■ Suitable for low cost Switch market to replace Hub
    ■ 0.35m process, 3.3V with 5V tolerant I/O
    ■ 208-pin PQFP package

  • Similar parts: 430483 , Click to view
    Attributes Value
    Category IC Chips
    Manufacturer Panduit
    Product Category IC Chips
  • Latest 5 Reviews
    0 buyers commented on the product
  • Shopping guide

    • - 30-day money-back return policy,
    • - 90-day warranty against any manufacturing defects. View more
    Within 30 days from date of shipment. View more

    Delivery period:
    • - Will ship out in 2-3 days
    • - DHL Express: 3-7 business days
    • - DHL eCommerce: 12-22 business days
    • - FedEx International Priority: 3-7 business days
    • - EMS: 10-15 business days
    Shipping fee:
    • - Automatic Email notification (above 5 times)
    • - View in your order page
    Shipping option:
    DHL, FedEx, EMS, SF Express, and Registered Air Mail
    Shipping tracking:
    • - Automatic Email notification (above 5 times)
    • - View in your order page
    View more

    How to Buy:
    • - In-stock, Add to cart > Check out > Submit order > Complete payment >Delivery.
    • - Inquiry, Add to inquiry sheet/Submit bom/inquire file/Send email us > Quote > Place order > Complete payment >Delivery.
    • View more
    • - Paypal,Credit Card includes Visa, Master, American Express.
    • - Wire transfer, include Local bank transfer.
    • - Western Union.
    • View more
Contact us
Additional Information
  • Datasheet: Download DM87S191J
  • Chipdatas Part: CD90-DM87S191J
  • Warehouse: China, Hong Kong
  • Dispatch: Within 24 hours
  • Free Shipping: Yes
  • Prority Shipping: Yes, 3-5 days
  • Last Updated: 2023/11/29 04:17 +0800
    • Full Refund if you don't receive your order
    • Full or Partial Refund , If the item is not as described
Related Products
  • E-STLC2500CTR - Brand New STMicroelectronics IC Chips
  • CY7C68053A-56BA - Brand New Cypress Semiconductor IC Chips
  • AR8035-AL1A-R - Brand New QCA IC Chips
  • BL1117-ADC - Brand New Belling IC Chips
  • HM628512BLFP-7 - Brand New Nexperia IC Chips
  • BCM5325FKQMG - Brand New Broadcom IC Chips
  • D431000AGW-70LL - Brand New NEC IC Chips
  • HT46R003B - Brand New HOLTEK IC Chips
  • BCM2045KWBG - Brand New Broadcom IC Chips
  • H26M52103FMR - Brand New Skhynix IC Chips
Payment Method
  • The fee is charged according to the rule of PayPal.
  • The fee is charged according to the rule of PayPal.
  • Western Union charge US$0.00 banking fee.
  • We recommend to use bank transfer for large orders to save on handling fees.
Shipping Tips
  • DHL(
    $40 limited time offer.
  • UPS(
    $40 limited time offer.
  • FedEx(
    $40 limited time offer.
  • Registered Mail(
    Free shipping without minimum order.
The tension in logistics has eased and normal shipping has resumed. All orders shipments will be sent out within 1-2 days.

Uploaded file detected, select the action you want:

Upload file

Click Bom button for BOM cost budget、Compare price and stock、send RFQ or place order.
Send RFQ button will submit your document to us,and feedback to you within 24 hours.