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DM9620I_2 Datasheet, PDF (1/2 Pages) Davicom Semiconductor, Inc. – Industrial-temperature USB2.0 to 10/100M Fast Ethernet Controller | |||
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DM9620I
Industrial-temperature USB2.0 to 10/100M Fast Ethernet Controller
1. Features
z USB Interface
 USB2.0 Device
 Supports 480Mbps High-Speed
operation
 Supports 12Mbps Full-Speed
operation
 Supports suspend mode and remote
wake-up resume
 Supports USB standard commands
 Supports vendor specific commands
 Supports 4 endpoints (Control,
Interrupt, Bulk_IN, Bulk_OUT)
z Ethernet
 Support IEEE802.3u 100BASE-TX
and with IEEE802.3 10BASE-T
standards
 Support IEEE802.3x flow control
function for 100BASE-TX and
10BASET.
 Built-in 10/100Mbps Fast-Ethernet
PHY
 Support HP Auto-MDIX
 Supports MII, RMII and Reverse MII
interface
 Supports Auto-negotiation function
 Back Pressure Mode for half-duplex
mode flow Control
 PAUSE frame for full-duplex flow
control
 Supports wakeup frame, link status
change and Magic packet events for
remote wake-up
 Embedded 13KB SRAM for RX
packet buffering and 3KB SRAM for
TX
 Support TCP / UDP / IP checksum
offload checking and generating
z EEPROM Interface
 Supports automatically load vendor
ID and Product ID from EEPROM
 Supports 128/256/512 bytes
(93C46/93C56/93C66) of serial
EEPROM (for storing USB
Descriptors)
 93C46 / 93C66 auto-detection
z LED Indications
 Ethernet â Link / Act indication
 Ethernet â Speed (10M / 100M)
indication
 Ethernet â Duplex (half / full)
indication
 USB speed indication (full / high
speed + traffic modes)
z GPIO Pins
 GPIO #1 â wake-up signal to CPU
 GPIO #2 â Serial Debugging Port
interface (clock)
 GPIO #3 â Serial Debugging Port
interface (data)
z Clock
 Single 25MHz / 30 ppm crystal or
oscillator for Ethernet and 12MHz
for USB
z Power Input
 Low-Power, Single-Supply 3.3V
 Built in 3.3V to 1.8V regulator
z Miscellaneous
 Support industrial-temperature
(-40ãC ~ +85ãC)
 Very Low Power Consumption
mode
 Power Reduced mode (cable
detection), and Power Down mode
 Compatible with 2.5V, 3.3V and
5.0V tolerant I/O
 Supports commercial and industrial
grade
z Package
 64 pin LQFP (with MII/RMII I/F)
Product Brief
www.davicom.com.tw
1
Version: 1.0
February 2, 2010
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