CD74HCT688E. Assembly/installation: PCB through-hole mounting. Component family: CMOS logic integrated circuit. Configuration: PCB through-hole mounting. Function: 8-BIT MAGNITUDE IDENTITY COMPARATOR. Housing (JEDEC standard): -. Housing: DIP20. Logic circuits family: 74HCTxx series. Logic function: 8-bit comparator circuit. Max temperature: +125°C.. Number of circuits: 1. Number of terminals: 20. RoHS: yes. Series: TTL. Type of circuits: CMOS. [V]: +5.5V. Original product from manufacturer: Texas Instruments. Quantity in stock updated on 11/06/2025, 09:45