Microchip Technology KSZ8091RNBCA Ethernet Transceiver, 3.3 V, 32-Pin QFN

  • RS Stock No. 177-3924
  • Mfr. Part No. KSZ8091RNBCA
  • Manufacturer Microchip
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): US
Product Details

The KSZ8081 is a single-supply 10Base-T/100Base-TX Ethernet physical-layer transceiver for transmission and reception of data over standard CAT-5 unshielded twisted pair (UTP) cable.

Single-chip 10Base-T/100Base-TX Ethernet transceiver
MII interface support (KSZ8081MNX)
RMII v1.2 Interface support with a 50MHz reference clock output to MAC, and an option to input a 50MHz reference clock (KSZ8081RNB)
RMII back-to-back mode support for a 100Mbps copper repeater
MDC/MDIO management interface for PHY register configuration
Programmable interrupt output
LED outputs for link and activity status indication
On-chip termination resistors for the differential pairs
Baseline wander correction
HP Auto MDI/MDI-X to reliably detect and correct straight-through and crossover cable connections with disable and enable option
Auto-negotiation to automatically select the highest linkup speed

Attribute Value
Number of Channels per Chip 1
Typical Data Rate 100Mbit/s
Power Supply Type Single
Typical Operating Supply Voltage 3.3 V
Mounting Type Surface Mount
Package Type QFN
Pin Count 32
Dimensions 5 x 5 x 0.95mm
Height 0.95mm
Length 5mm
Maximum Operating Temperature +70 °C
Minimum Operating Temperature 0 °C
Width 5mm
On back order for despatch 21/02/2020, delivery within 5 working days from despatch date.
Price (ex. GST) Each (In a Pack of 5)
$ 2.32
(exc. GST)
$ 2.67
(inc. GST)
Per unit
Per Pack*
5 - 5
10 - 45
50 - 95
100 +
*price indicative
Packaging Options: