AD549 amplifier equivalent, ultralow input bias current operational amplifier.
Ultralow input bias current 60 fA maximum (AD549L) 100 fA maximum (AD549K) 250 fA maximum (AD549J)
Input bias current guaranteed over the common-mode voltage range
Low of.
Electrometer amplifier Photodiode preamp pH electrode buffer
GENERAL DESCRIPTION
The AD549 is a monolithic electrometer .
The AD549 is a monolithic electrometer operational amplifier with very low input bias current. Input offset voltage and input offset voltage drift are laser trimmed for precision performance. The ultralow input current of the part is achieved with To.
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