Operating Temperature 0°C~70°C
Packaging Cut Tape (CT)
Series 74ALS
JESD-609 Code e4
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20
ECCN Code EAR99
Type Identity Comparator
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Additional Feature WITH PULL-UP RESISTORS ON Q INPUTS; CASCADABLE
Subcategory Arithmetic Circuits
Packing Method TR
Technology TTL
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 1.27mm
Base Part Number 74ALS521
Output Active Low
Pin Count 20
Operating Supply Voltage 5V
Polarity Inverting
Power Supplies 5V
Load Capacitance 50pF
Output Current 24mA
Number of Bits 8
Propagation Delay 20 ns
Turn On Delay Time 20 ns
Family ALS
Current - Output High, Low 2.6mA 24mA
Max I(ol) 0.024 A
Max Propagation Delay @ V, Max CL 20ns @ 5V, 50pF
Prop. Delay@Nom-Sup 22 ns
Output Function A=B
Power Supply Current-Max (ICC) 19mA