SN54ALS688, SN74ALS688
8-BIT IDENTITY COMPARATORS

SDAS228A - JUNE 1982 - REVISED JANUARY 1995

features

• Compare Two 8-Bit Words
• Totem-Pole Outputs (P = Q\)
• ´ALS688 Are Identical to ´ALS521
• Package Options Include Plastic Small-Outline (DW) Packages, Ceramic Chip Carriers (FK), and Standard Plastic (N) and Ceramic (J) 300-mil DIPs

description

These identity comparators perform comparisons on two 8-bit binary or BCD words and provide P = Q\ outputs. These devices have totem-pole outputs.

The SN54ALS688 is characterized for operation over the full military temperature range of -55°C to 125°C. The SN74ALS688 is characterized for operation from 0°C to 70°C.