XR22801 Datasheet, PDF (7/42 Pages) Exar Corporation – Hi-Speed USB to 10/100 Ethernet Bridge

Functional Block Diagram
5.0V VCC
GND
GND
GND
USBD+
USBD-
VBUS_SENSE
LOW_PWR#
XTALIN
XTALOUT
USB 2.0
Phy
USB 2.0
Hub
25 MHz
Xtal
USB
Descriptors
OTP
10/100
Ethernet
Controller
Ethernet
Phy
I²C
Multimaster
UART /
Modem IO
EDGE
Controller
XR22801
ETH_LINK
ETH_SPD
ETH_TX+
ETH_TX-
ETH_RX+
ETH_RX-
SDA
SCL
E7/TX
E6/RX/RWK#
E5/RTS#/RS485/G5
E4/CTS#/G4
E3/DTR#/G3
E2/DSR#/G2
E1/CD#/G1
E0/RI#/RWK#/G0
© 2015 Exar Corporation
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exar.com/XR22801
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