
Micrel, Inc. TEL: +1 408.944.0800 FAX: + 1 408.474.1000 http://www.micrel.com
M9999-070308
Features
Single chip 10BASE-T/100BASE-TX Ethernet controller with
IEEE802.3u support
Supports IEEE 802.3x full-duplex flow control and half-
duplex backpressure collision flow control
Single bus timing for register and data accesses
Supports burst data transfers
Flexible 8-bit, 16-bit, 32-bit generic host processor interfaces
and SPI host interface
Supports both Big- and Little-Endian processors
Efficient architecture design with configurable host interrupt
schemes to minimize host CPU overhead and utilization
18KB internal memory for RX/TX FIFO buffers
–
12KB RXQ and 6KB TXQ
Ability to transmit and receive frames up to 2000 bytes
Supports TCP/UDP/ICMP/IPv4/IPv6 32-bit CRC checksum
generation and checking
Powerful and flexible address filtering scheme
Support for loop back mode
Wake-on-LAN functionality
–
Incorporates Magic Packet, network link state, and
wake-up frame technology
Enhanced power management feature with energy detect
mode and power-down mode to ensure low-power
dissipation during device idle periods
HP Auto MDI-X crossover with disable/enable option
Micrel LinkMD
cable diagnostic capabilities to determine
cable length, diagnose faulty cables, and determine distance
to fault
Comprehensive LED indicator support for link, activity,
full/half duplex, and 10/100 speed (4 LEDs)
–
User programmable
Low-power CMOS design
Programmable IO Options: 3.3V/2.5/1.8V
Commercial temperature range: 0
oC to +70oC
Industrial temperature range: –40
oC to +85oC
Available in 128-pin PQFP (8/16/32 Generic Bus), 48-pin
LQFP (8/16 Generic Bus) and 32-pin QFN (SPI)
Applications
Video Distribution Systems
High-end Cable, Satellite, and IP set-top boxes
Video over IP (VoIP)
Analog Telephone Adapters (ATA)
Industrial Control in Latency Critical Applications
Motion Control
Industrial Control Sensor Devices (Temperature, Pressure,
Levels, and Valves)
Security and Surveillance Cameras
Corporate Sales Offices
Location
Address
Telephone
Fax
Corporate HQ
2180 Fortune Dr.
San Jose, CA 95131 USA
(408) 944-0800
(408) 474-1000
Western USA
2180 Fortune Dr.
San Jose, CA 95131 USA
(408) 944-0800
(408) 474-1000
Central USA
2425 N. Central Expressway, Suite 351
Richardson, TX 57080 USA
(972) 393-2533
(408) 474-1210
Eastern USA
93 Branch St.
Medford, NJ 08055 USA
(609) 654-0078
(609) 654-0989
Latin America
2425 N. Central Expressway, Suite 351
Richardson, TX 57080 USA
(972) 393-2533
(408) 474-1210
China
Rm 601, Bldg., Int’l Chamber of Commerce
Mansion, Fuhua Rd., Futian District
Shenzhen, P.R. China
+86-755-8302-7618
+86-755-8302-7637
Japan
Queen’s Tower A 14F, 2-3-1, Minato Mirai, Nishi-
Ku, Yokohama-Shi
Kanagawa 220-6014, Japan
+81-45-224-6616
+81-45-224-6716
Korea
8F AnnJay Tower Bldg., 718-2, Yeoksam-Dong
Kangnam-Ku, Seoul 135-080
Korea
82 (2) 538-2380
82 (2) 538-2381
Singapore/India
300 Beach Rd., #10-07 Concourse
Singapore 199555
+65-6291-1318
+65-6291-1332
Taiwan
4F, No. 43 Lane 188, Rueiguang Rd., Neihu District
Taipei, Taiwan, R.O.C.
+866 (2) 8751-0600
+866 (2) 8751-0746
France/Southern
Europe
Les Laurentides
Immeuble Ontario, 3 avenue du Quebec
91140 Villebon sur Yvette,
France
+33 (0) 1.6092.4190
+33 (0) 1.6092.4189
UK/EMEA
1
st Floor, 3 Lockside Place, Mill Lane, Newbury,
Berks
United Kingdom RG14 5QS
+44 (1635) 524455`
+44 (1635) 524466
Sweden/Nordic
Lundagatan 11 6tr
SE-171 63 Solna Sweden
+46 (8) 470-5950