KSZ8721BI
Product Overview
Category
KSZ8721BI belongs to the category of Ethernet Physical Layer Transceiver.
Use
It is primarily used for Ethernet communication applications.
Characteristics
- Supports 10/100 Mbps data rates
- Provides a robust and reliable Ethernet connection
- Low power consumption
- Compact size
Package
The KSZ8721BI comes in a small form factor package, making it suitable for space-constrained designs.
Essence
The essence of KSZ8721BI lies in its ability to facilitate high-speed Ethernet communication with low power consumption.
Packaging/Quantity
The KSZ8721BI is typically packaged in reels or trays, with quantities varying based on customer requirements.
Specifications
- Data Rates: 10/100 Mbps
- Supply Voltage: 3.3V
- Operating Temperature Range: -40°C to +85°C
- Interface: MII/RMII
- Package Type: QFN
Detailed Pin Configuration
The KSZ8721BI has a total of 48 pins. The pin configuration is as follows:
- VDDIO
- VDDA
- VDDCORE
- VDDPLL
- VDDXTAL
- VSS
- VSSPLL
- VSSXTAL
- XTALIN
- XTALOUT
- REFCLKO
- CRS
- COL
- RXD0
- RXD1
- RXD2
- RXD3
- RXDV
- RXER
- RXC
- TXEN
- TXD0
- TXD1
- TXD2
- TXD3
- TXC
- MDIO
- MDC
- RXCLK
- TXCLK
- VDDPLL
- VSSPLL
- VDDXTAL
- VSSXTAL
- XTALIN
- XTALOUT
- REFCLKO
- CRS
- COL
- RXD0
- RXD1
- RXD2
- RXD3
- RXDV
- RXER
- RXC
- TXEN
- TXD0
Functional Features
- Auto-negotiation support for link speed and duplex mode detection
- Integrated 10/100 Mbps Ethernet PHY
- Supports Energy Efficient Ethernet (EEE) for reduced power consumption
- Built-in diagnostic features for cable length measurement and fault detection
Advantages and Disadvantages
Advantages
- High-speed data transmission
- Low power consumption
- Compact size
- Robust and reliable connection
Disadvantages
- Limited to 10/100 Mbps data rates
- May require additional components for specific applications
Working Principles
The KSZ8721BI operates by receiving and transmitting Ethernet signals through its integrated PHY. It uses auto-negotiation to establish the link speed and duplex mode with the connected device. The transceiver converts the digital data into analog signals for transmission over the Ethernet cable.
Detailed Application Field Plans
The KSZ8721BI is widely used in various applications, including: - Industrial automation - Home networking - Automotive electronics - Internet of Things (IoT) devices - Embedded systems
Detailed and Complete Alternative Models
Some alternative models to KSZ8721BI include: - KSZ8081MNX - KSZ8863RLL - KSZ9031RNX
These models offer similar functionality and can be considered as alternatives based on specific application requirements.
In conclusion, the KSZ8721BI is a versatile Ethernet Physical Layer Transceiver that provides reliable and high-speed Ethernet communication. With its compact size and low power consumption, it is suitable for various applications in different industries. While it has some limitations in terms of data rates, it offers several advantages such as robustness and energy efficiency.
প্রযুক্তিগত সমাধানে KSZ8721BI এর প্রয়োগ সম্পর্কিত 10টি সাধারণ প্রশ্ন ও উত্তর তালিকাভুক্ত করুন
Sure! Here are 10 common questions and answers related to the application of KSZ8721BI in technical solutions:
Q1: What is KSZ8721BI? A1: KSZ8721BI is a highly integrated Ethernet physical layer transceiver (PHY) that supports 10/100 Mbps data rates.
Q2: What are the key features of KSZ8721BI? A2: The key features of KSZ8721BI include auto-negotiation, MDI/MDIX crossover, energy-efficient Ethernet support, loopback modes, and various diagnostic capabilities.
Q3: Can KSZ8721BI be used in industrial applications? A3: Yes, KSZ8721BI is suitable for industrial applications due to its robust design, wide temperature range (-40°C to +85°C), and support for industrial protocols.
Q4: Does KSZ8721BI support Power over Ethernet (PoE)? A4: No, KSZ8721BI does not support PoE. It is a PHY transceiver and requires an external power source.
Q5: What interfaces does KSZ8721BI support? A5: KSZ8721BI supports MII (Media Independent Interface) and RMII (Reduced Media Independent Interface) interfaces for easy integration with various microcontrollers or MAC controllers.
Q6: Is KSZ8721BI compatible with IEEE 802.3 standards? A6: Yes, KSZ8721BI is fully compliant with IEEE 802.3 standards, including 802.3u (Fast Ethernet) and 802.3ab (Gigabit Ethernet).
Q7: Can KSZ8721BI operate in full-duplex mode? A7: Yes, KSZ8721BI supports both half-duplex and full-duplex modes of operation, allowing for simultaneous transmission and reception of data.
Q8: What is the power supply voltage range for KSZ8721BI? A8: The power supply voltage range for KSZ8721BI is typically 3.3V, but it can operate within a range of 3.0V to 3.6V.
Q9: Does KSZ8721BI have built-in ESD protection? A9: Yes, KSZ8721BI has built-in ESD (Electrostatic Discharge) protection on its I/O pins, providing robustness against ESD events.
Q10: Can KSZ8721BI be used in automotive applications? A10: Yes, KSZ8721BI is suitable for automotive applications as it meets the AEC-Q100 qualification requirements and supports extended temperature ranges.
Please note that these answers are general and may vary depending on specific implementation details or datasheet specifications.