Western Digital WD2001
the WD2002 40 pin package version Q.Q..Iy. The contents of the selected register are placed on the DAL (or COP) bus lines when CS and RE are made low.| Part No. | WD2001 |
|---|---|
| Datasheet | WD2001 Download |
| Manufacturer |  Western Digital |
| Description | Data Encryption Device |
| Buy | Stock & Price |
FEATURES
● REMOTE AND HOST COMPUTER COMMUNICA- ~● CERTIFIED BY NATIONAL BUREAU OF STAN- TIONS DARDS.
● SECURE A/D
● TRANSFER RATE: 1.3M BITS/SEC (2 MHz CLOCK)
● SECURE DISK OR MAG TAPE DATA STORAGE (HIGHER SPEEDS AVAILABLE)
● SECURE PACKET SWITCHING TRANSMISSION
● ENCRYPTS/ DECRYPTS 64 BIT DATA WORDS USING 56 BIT KEY WORD
● SINGLE PORT 28 PIN PACKAGE WD2001 OR DUAL PORT 40 PIN PACKAGE WD2002
● COMMAND BIT PROGRAMMING VIA DAL BUS OR INPUT PINS
● DMA COMPATIBLE (SEE WESTERN DIGITAL DM1883)
● PARITY CHECK ON KEY WORD LOADING
● STANDARD 8 BIT MICROPROCESSOR INTER-
GENERAL DESCRIPTION
The Western Digital WD2001 and WD2002 Data FACE● INPUTS AND OUTPUTS TTL COMPATIBLE
● KEY STORED ON CHIP IS NOT EXTERNALLY ACCESSIBLE
● SEPARATE CLEAR AND CIPHER BUS STRUCTURE ON WD2002 Encryption / Decryption devices are designed to encrypt and decrypt 54-bit blocks of data using the algorithm specified in the Federal Information Processing Data Encryption Standard (#46). These devices encrypt a 64-Bit clear text word using a 56-Bit user-specified key to produce a 64-Bit cipher text word.
