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KS8997 from MICREL

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KS8997

Manufacturer: MICREL

8-Port 10/100 Integrated Switch with PHY and Frame Buffer

Partnumber Manufacturer Quantity Availability
KS8997 MICREL 80 In Stock

Description and Introduction

8-Port 10/100 Integrated Switch with PHY and Frame Buffer The part **KS8997** is manufactured by **MICREL**.  

### **Specifications:**  
- **Type:** Integrated Circuit (IC)  
- **Category:** Ethernet Switch Controller  
- **Data Rate:** Supports 10/100 Mbps  
- **Ports:** 5-port switch  
- **Interface:** MII/RMII  
- **Operating Voltage:** 3.3V  
- **Package:** 128-pin PQFP (Plastic Quad Flat Pack)  

### **Descriptions:**  
The KS8997 is a highly integrated 5-port Fast Ethernet switch controller designed for small office/home office (SOHO) and embedded networking applications. It provides non-blocking wire-speed switching and supports auto-negotiation for each port.  

### **Features:**  
- **Auto-MDIX:** Automatic detection of straight-through or crossover cables  
- **Flow Control:** Supports IEEE 802.3x flow control and backpressure  
- **VLAN Support:** Basic VLAN tagging capabilities  
- **Energy Efficient Ethernet (EEE):** Optional power-saving mode  
- **Quality of Service (QoS):** Basic traffic prioritization  
- **MAC Address Table:** Supports up to 1K MAC addresses  

This information is based solely on the provided knowledge base.

Application Scenarios & Design Considerations

8-Port 10/100 Integrated Switch with PHY and Frame Buffer
Partnumber Manufacturer Quantity Availability
KS8997 KENDIN 19 In Stock

Description and Introduction

8-Port 10/100 Integrated Switch with PHY and Frame Buffer The KS8997 is a highly integrated 5-port 10/100 managed switch IC manufactured by Kendin. It features an embedded 8051 microcontroller for management functions and supports advanced features such as VLAN, QoS, and port mirroring. The device operates with a 3.3V power supply and includes five 10/100 Ethernet PHYs with auto-negotiation and auto-MDI/X support. It also provides MII/RMII interfaces for uplink connectivity. The KS8997 is designed for use in small office/home office (SOHO) networking equipment and enterprise switches.  

Key specifications:  
- **Ports:** 5 (10/100 Mbps)  
- **Interface:** MII/RMII for uplink  
- **Management:** Embedded 8051 microcontroller  
- **Features:** VLAN, QoS, port mirroring, auto-negotiation, auto-MDI/X  
- **Power Supply:** 3.3V  
- **Package:** 128-pin PQFP  

Descriptions and Features:  
- Integrated Layer 2 switching with MAC address learning  
- Supports IEEE 802.3x flow control  
- Jumbo frame support (up to 10KB)  
- Per-port bandwidth control  
- Broadcast storm protection  
- Energy-efficient Ethernet (EEE) support  
- LED indicators for link/activity/speed  

The KS8997 is commonly used in managed Ethernet switches, routers, and other networking devices requiring compact, low-power switching solutions.

Application Scenarios & Design Considerations

8-Port 10/100 Integrated Switch with PHY and Frame Buffer

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For immediate assistance, call us at +86 533 2716050 or email [email protected]

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