B C M 5 8 2 3 F E A T U R E S
WAN Interface
BCM5823
Security
Processor
PCI Bus
CPU
Bridge and
DRAM
Controller
DRAM
LAN Interface
BCM5823
Security
Processor
BCM5823 in 1-Gbps VPN Application
Improves security performance in high-performance
embedded applications
Firewalls
VPN Appliances
VPN-Enabled Routers
Access Devices
AES support provides latest algorithm support and
protects against obsolescence
256-bit key length support of AES
Scalability enables high-end architectures
Two BCM5823s provide up to 1 Gbps performance
Enables fast IKE negotiations for VPN applications
Reduces load on host CPU for high-performance
security processing
Easy upgrade from BCM5821
Extensive embedded software development kit (SDK)
VxWorks
, Linux
TM
, BSD support
Software reference library
Complete reference design
Concurrent processing minimizes latency on public-
key and symmetric key operations
Integration reduces footprint and power consumption
for embedded applications
S U M M A R Y O F B E N E F I T S
B C M 5 8 2 3 S E C U R I T Y P R O C E S S O R
PRODUCT
PRODUCT
Brief
Brief
B C M 5 8 2 3
High-performance security co-processor
500-Mbps system throughput
DES-CBC, 3DES-CBC
AES-CBC, AES-CTR (up to 256-bit key lengths)
HMAC-SHA-1, HMAC-MD5
Single pass encryption and authentication
Integrated public key processor
400 Diffie-Hellman transactions per second
550 1024-bit RSA transactions per second
HW supports 1024 and 2048 bit RSA keys
Support for IKE and SSL/TLS modes
Scalable to 1 Gbps of IPsec processing
Concurrent public-key and symmetric key processing
Software and package compatible with BCM5821
True hardware random number generator
Optimized PCI interface
PCI 2.2 interface, 32/64-bit, 33-66 MHz
Optional EEPROM interface to configure PCI registers
133-MHz operating frequency
0.18-m CMOS technology, 1.8V core, 3.3v I/O
Low power consumption: 1.3 W
Package: 256 PBGA (27 x 27)
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