The ADSP-2141L is a high-performance security accelerator from Analog Devices that can be used to implement secure networking products, firewalls, encryptors, and more.
The ADSP-2141L is a highly integrated embedded security processor designed for high-speed networking products such as routers, switches, and hubs. It combines a general-purpose DSP core with sophisticated cryptographic function blocks to provide secure data processing capabilities.
Key features include hardware-based DES and Triple-DES encryption supporting all standard modes, SHA-1 and MD-5 hashing, and a public key accelerator for RSA and DSA operations. The device operates at up to 640 Mbps sustained performance for single DES and includes tamper-resistant isolation of cryptographic functions.
| Sustained Performance (Single DES) | 640 Mbps |
|---|---|
| Sustained Performance (SHA-1) | 253 Mbps |
| Sustained Performance (MD-5) | 315 Mbps |
| DSP Core Performance | 40 MIPS |
| On-Chip Program RAM | 16K Words (16K x 24) |
| On-Chip Data RAM | 16K Words (16K x 16) |
| Off-Chip Memory Addressing | 64M Words |
| Power Supply Voltage | 3.3 V |
| Package Type | 208-lead MQFP |
It serves as a security coprocessor for high-speed networking products such as routers, switches, and hubs.
The device supports Electronic Code Book (ECB), Cipher Block Chaining (CBC), 64-bit Output Feedback (OFB), and various Cipher Feedback (CFB) modes.
The public key accelerator can perform an RSA 1024-bit verify operation in less than 6 ms.
The device features tamper-resistant isolation and enforces a security perimeter around crypto functions and storage locations.