Datasheet Microchip LAN8742A-CZ — 数据表

LAN8742A/LAN8742Ai
Small Footprint RMII 10/100 Ethernet Transceiver with HP
Auto-MDIX and flexPWRВ® Technology
Highlights Key Benefits Single-Chip Ethernet Physical Layer Transceiver
(PHY) Cable diagnostic support Wake on LAN (WoL) support Comprehensive flexPWR technology
-Flexible power management architecture
-LVCMOS Variable I/O voltage range: +1.8 V to
+3.3 V
-Integrated 1.2 V regulator with disable feature HP Auto-MDIX support Miniature 24-pin VQFN, RoHS-compliant package (4 x 4 x 0.9 mm height) High-performance 10/100 Ethernet transceiver
-Compliant with IEEE802.3/802.3u (Fast Ethernet)
-Compliant with ISO 802-3/IEEE 802.3
(10BASE-T)
-Loop-back modes
-Auto-negotiation
-Automatic polarity detection and correction
-Link status change wake-up detection
-Vendor specific register functions
-Supports the reduced pin count RMII interface Power and I/Os
-Various low power modes
-Integrated power-on reset circuit
-Two status LED outputs
-May be used with a single 3.3 V supply Additional Features
-Ability to use a low cost 25 MHz crystal for …