KSZ8041NL-AM

Product Overview

Category

The KSZ8041NL-AM belongs to the category of Ethernet Physical Layer Transceivers.

Use

It is primarily used for providing physical layer connectivity in Ethernet-based communication systems.

Characteristics

• Supports 10/100 Mbps data rates
• Compliant with IEEE 802.3 standards
• Low power consumption
• Integrated termination resistors
• Small form factor package

Package and Quantity

The KSZ8041NL-AM is available in a small footprint QFN package. It is typically sold in reels containing a specified quantity, usually around 2500 units per reel.

Specifications

• Data Rates: 10/100 Mbps
• Supply Voltage: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Interface: MII (Media Independent Interface)
• ESD Protection: ±8kV HBM (Human Body Model)

Pin Configuration

The KSZ8041NL-AM has a total of 48 pins. The pin configuration is as follows:

```

Pin Name Description

1 VDDIO I/O Supply Voltage 2 TXEN Transmit Enable 3 TXD0 Transmit Data Bit 0 4 TXD1 Transmit Data Bit 1 5 TXD2 Transmit Data Bit 2 6 TXD3 Transmit Data Bit 3 7 TXCLK Transmit Clock 8 CRS Carrier Sense 9 RXER Receive Error 10 RXDV Receive Data Valid 11 RXD0 Receive Data Bit 0 12 RXD1 Receive Data Bit 1 13 RXD2 Receive Data Bit 2 14 RXD3 Receive Data Bit 3 15 RXCLK Receive Clock 16 COL Collision Detect 17 MDC Management Data Clock 18 MDIO Management Data I/O 19 VDDA Analog Supply Voltage 20 VSSA Analog Ground 21 VDDD Digital Supply Voltage 22 VSSD Digital Ground 23 XTAL1 Crystal Oscillator Input 24 XTAL2 Crystal Oscillator Output 25 REFCLK Reference Clock Input 26 VDDREF Reference Voltage 27 VSSREF Reference Ground 28 TEST Test Mode Select 29 VDDPLL PLL Supply Voltage 30 VSSPLL PLL Ground 31 PLLC PLL Capacitor 32 PLLR PLL Resistor 33 VDDXTAL Crystal Supply Voltage 34 VSSXTAL Crystal Ground 35 NC No Connection 36 NC No Connection 37 NC No Connection 38 NC No Connection 39 NC No Connection 40 NC No Connection 41 NC No Connection 42 NC No Connection 43 NC No Connection 44 NC No Connection 45 NC No Connection 46 NC No Connection 47 NC No Connection 48 NC No Connection ```

Functional Features

• Auto-negotiation for speed and duplex mode selection
• LinkMD® TDR-based cable diagnostics
• Energy Efficient Ethernet (EEE) support
• Wake-on-LAN (WoL) functionality
• Loopback modes for self-testing

Advantages

• Low power consumption makes it suitable for energy-efficient applications
• Integrated termination resistors simplify the design and reduce component count
• Supports various diagnostic features for easy troubleshooting
• Compact package allows for space-saving designs

Disadvantages

• Limited to 10/100 Mbps data rates, not suitable for higher-speed Ethernet networks
• Lack of advanced features found in more expensive transceivers

Working Principles

The KSZ8041NL-AM acts as a bridge between the physical layer and the MAC layer in an Ethernet system. It converts the digital signals from the MAC layer into analog signals suitable for transmission over the physical medium (e.g., twisted-pair cables). It also performs signal conditioning and error detection functions.

Application Field Plans

The KSZ8041NL-AM is commonly used in various applications, including: - Industrial automation systems - Home networking devices - Automotive electronics - Internet of Things (IoT) devices - Embedded systems

Alternative Models

• KSZ8081MNX-TR: Similar functionality with extended temperature range
• KSZ8091MNX-TR: Gigabit Ethernet transceiver with similar pin configuration
• KSZ9031RNX-TR: Advanced Gigabit Ethernet transceiver with additional features

In conclusion, the KSZ8041NL-AM is a versatile Ethernet Physical