DESCRIPTION
The 74F670 is a 16-bit 3-State Register File organized as 4 words of 4 bits each. Separate Read and Write Address and Enable inputs are available, permitting simultaneous writing into one word location and reading from another location. The 4-bit word to be stored is presented to four data inputs.

FEATURES
• Simultaneous and Independent Read and Write operations
• Expandable to almost any word size and bit length
• 3-State outputs