Operating Temperature -40°C~125°C
Packaging Tape & Reel (TR)
Published 1997
Series 74HCT
JESD-609 Code e4
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20
Type Identity Comparator
Terminal Finish NICKEL PALLADIUM GOLD
Additional Feature CASCADABLE
Subcategory Arithmetic Circuits
Technology CMOS
Voltage - Supply 4.5V~5.5V
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 5V
Terminal Pitch 0.65mm
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number 74HCT688
Output Active Low
Pin Count 20
JESD-30 Code R-PDSO-G20
Qualification Status Not Qualified
Supply Voltage-Max (Vsup) 5.5V
Power Supplies 5V
Supply Voltage-Min (Vsup) 4.5V
Load Capacitance 50pF
Number of Bits 8
Family HCT
Current - Quiescent (Iq) 8μA
Current - Output High, Low 4mA 4mA
Max Propagation Delay @ V, Max CL 34ns @ 4.5V, 50pF
Propagation Delay (tpd) 51 ns
Output Function A=B