GR >> OP471GSZ 
73343
OP471GSZ
ADI
Quantity 18650
Packaging IC OPAMP GP 6.5MHZ QUAD 16SOIC
Description original&Quality new original
81903
OP471GSZ
Analog Devices Inc
Quantity 20000
Packaging IC OPAMP GP 6.5MHZ QUAD 16SOIC
Description original&Quality new original