2010 Microchip Technology Inc.
DS39935C-page 1
ENC424J600/624J600
IEEE 802.3 Compliant Fast Ethernet Controller
Integrated MAC and 10/100Base-T PHY
Hardware Security Acceleration Engines
24-Kbyte Transmit/Receive Packet Buffer SRAM
Supports one 10/100Base-T Port with Automatic
Polarity Detection and Correction
Supports Auto-Negotiation
Support for Pause Control Frames, including
Automatic Transmit and Receive Flow Control
Supports Half and Full-Duplex Operation
Programmable Automatic Retransmit on Collision
Programmable Padding and CRC Generation
Programmable Automatic Rejection of Erroneous
and Runt Packets
Factory Preprogrammed Unique MAC Address
MAC:
- Support for Unicast, Multicast and Broadcast
packets
- Supports promiscuous reception
- Programmable pattern matching
- Programmable filtering on multiple packet
formats, including Magic Packet, Unicast,
Multicast, Broadcast, specific packet match,
destination address hash match or any packet
PHY:
- Wave shaping output filter
- Internal Loopback mode
- Energy Detect Power-Down mode
Available MCU Interfaces:
- 14 Mbit/s SPI interface with enhanced set of
opcodes (44-pin and 64-pin packages)
- 8-bit multiplexed parallel interface
(44-pin and 64-pin packages)
- 8-bit or 16-bit multiplexed or demultiplexed
parallel interface (64-pin package only)
Security Engines:
- High-performance, modular exponentiation
engine with up to 1024-bit operands
- Supports RSA and Diffie-Hellman key
exchange algorithms
- High-performance AES encrypt/decrypt
engine with 128-bit, 192-bit or 256-bit key
- Hardware AES ECB, CBC, CFB and OFB
mode capability
- Software AES CTR mode capability
- Fast MD5 hash computations
- Fast SHA-1 hash computations
Buffer:
- Configurable transmit/receive buffer size
- Hardware-managed circular receive FIFO
- 8-bit or 16-bit random and sequential access
- High-performance internal DMA for fast
memory copying
- High-performance hardware IP checksum
calculations
- Accessible in low-power modes
- Space can be reserved for general purpose
application usage in addition to transmit and
receive packets
Operational:
- Outputs for two LED indicators with support
for single and dual LED configurations
- Transmit and receive interrupts
-25 MHz clock
- 5V tolerant inputs
- Clock out pin with programmable frequencies
from 50 kHz to 33.3 MHz
- Operating voltage range of 3.0V to 3.6V
- Temperature range: -40°C to +85°C industrial
Available in 44-Pin (TQFP and QFN) and 64-Pin
TQFP Package
s
Device
SRAM
(bytes)
Pin
Count
Speed
(Mbps)
Security
SPI
PSP
ModEx
1024-Bit
MD5
SHA-1
AES
256-Bit
Multiplexed
Demultiplexed
8-
B
it
16
-B
it
8-
B
it
16
-B
it
ENC424J600
24K
44
10/100
Y
N
ENC624J600
24K
64
10/100
Y
Stand-Alone 10/100 Ethernet Controller
with SPI or Parallel Interface