Micrel KS8993M/ML/MI Datasheet

The KS8993M/ML/MI is an integrated 3-port 10/100 managed switch with PHYs, designed for low port count, cost-sensitive 10/100 Mbps switch systems. It offers a wide range of features including tag/port-based VLAN, quality of service (QoS) priority, management, management information base (MIB) counters, MII/SNI, and CPU control/data interfaces to effectively address both current and emerging Fast Ethernet applications.


Micrel KS8993M/ML/MI Datasheet - cover page
Brand
Micrel
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
85
File format
PDF
File size
1.1 MB
Published
13 January, 2012
Updated
29 September, 2023
MD5 checksum
78371D8DDC4A59AA909A4D183DB42EE4

About this manual

The KS8993M/ML/MI family is a highly integrated Layer‑2 managed switch designed for cost‑sensitive 10/100 Mbps Ethernet applications. It provides three Ethernet ports, two 10/100 PHYs (one with 100BASE‑FX support), a non‑blocking switch fabric, and extensive features such as VLAN, QoS, IGMP snooping, and power‑saving modes.

The device is offered in a 128‑pin PQFP package, operates from 1.8 V core and 3.3 V transceiver supplies, and is qualified for industrial temperature ranges from –40 °C to +85 °C. It targets applications ranging from broadband gateways and VoIP equipment to industrial networking and sensor redundancy solutions.

What's inside

  • General Description
  • Features
  • Ordering Information
  • Revision History
  • Functional Description
  • Register Map
  • Pin Description
  • Package Information
  • Isolation Transformer Selection

Specifications

Power consumption<0.8 W
Core voltage1.8 V
Transceiver voltage3.3 V
Operating temperature range-40 °C to +85 °C
Package type128‑Pin PQFP
Number of Ethernet ports3 × 10/100 Mbps
PHY supportTwo 10/100 PHYs, one with 100BASE‑FX
VLAN groups supportedUp to 16 groups
QoS priority supportPer‑port 802.1p and DiffServ

Frequently asked questions

What is the power consumption of the KS8993M/ML/MI?

The device dissipates less than 0.8 W, including PHY transmit drivers.

What temperature range can the KS8993M/ML/MI operate in?

It is rated for industrial temperatures from –40 °C to +85 °C.

How many Ethernet ports does the KS8993M provide?

The switch provides three 10/100 Mbps Ethernet ports.

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