| Payment Terms | T/T | 
| Supply Ability | 6800 | 
| Delivery Time | 1-2days | 
| Packaging Details | Factory Pack Quantity:119 | 
| Manufacturer | Microchip Technology | 
| Product Number | KSZ8721BLI | 
| Description | IC TRANSCEIVER FULL 1/1 48LQFP | 
| Brand Name | Microchip Technology | 
| Place of Origin | Thailand | 
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Product Specification
| Payment Terms | T/T | Supply Ability | 6800 | 
| Delivery Time | 1-2days | Packaging Details | Factory Pack Quantity:119 | 
| Manufacturer | Microchip Technology | Product Number | KSZ8721BLI | 
| Description | IC TRANSCEIVER FULL 1/1 48LQFP | Brand Name | Microchip Technology | 
| Place of Origin | Thailand | ||
| High Light | KSZ8721BLI Microchips ,KSZ8721BLI PHY chip ,Ethernet Physical Layer Transceiver chip | ||
KSZ8721BLI is a 10/100BASE-T/TX/FX Ethernet physical layer transceiver (PHY) from Microchip Technology
designed for high-performance network connectivity in embedded systems.
Ethernet Standards Compliance
Supports 10BASE-T, 100BASE-TX, and 100BASE-FX standards, fully compliant with IEEE 802.3 & IEEE 802.3u
Integrated Physical Medium Attachment (PMA), Physical Medium Dependent (PMD), and Physical Coding Sublayer (PCS) functions
Interfaces & Flexibility
Supports MII (Media Independent Interface) and RMII (Reduced MII) for host communication
On-chip 10BASE-T output filtering, eliminating the need for external filters
Auto-Negotiation & Configuration
Automatic speed (10/100 Mbps) and duplex (full/half) negotiation
Configurable via MII management interface or external control pins
Power Efficiency
Single 3.3V power supply with built-in regulator (2.5V core)
Low power consumption (<340mW, including driver current)
Robust Design
48-pin LQFP package (7×7 mm, surface-mount)
Industrial temperature range (-40°C to +85°C)
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The KSZ8721BLI is widely used in:
Industrial Automation: PLCs, motor control systems.
Consumer Electronics: Smart home devices, network printers.
Telecom & Networking: Routers, switches, and modems.
Embedded Systems: IoT gateways, medical devices.
Package: 48-pin LQFP.
Data Rates: 10/100 Mbps.
Key Protocols: MII, RMII.
Compliance: RoHS, AEC-Q100 (industrial grade)
Company Details
Business Type:
Trading Company 
Ecer Certification:
Verified Supplier 
Who We AreFounded in 2009, Berton Electronics Limited has grown into a globally recognized distributor of electronic components, trusted by enterprises, research institutions, and enthusiasts across 50+ countries. As an authorized partner to 500+ industry-leading brands—including TI, STM... Who We AreFounded in 2009, Berton Electronics Limited has grown into a globally recognized distributor of electronic components, trusted by enterprises, research institutions, and enthusiasts across 50+ countries. As an authorized partner to 500+ industry-leading brands—including TI, STM...
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