Datasheet Texas Instruments LF442CN/NOPB — 数据表

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SNOSC03F – APRIL 1999 – REVISED OCTOBER 2014 LF442 Dual Low Power JFET Input Operational Amplifier
1 Features 1 1/10 Supply Current of a LM1458: 400 ОјA (Max)
Low Input Bias Current: 50 pA (Max)
Low Input Offset Voltage: 1 mV (Max)
Low Input Offset Voltage Drift: 7 ОјV/В°C (Typ)
High Gain Bandwidth: 1 MHz
High Slew Rate: 1 V/Ојs
Low Noise Voltage for Low Power: 35 nV/в€љHz
Low Input Noise Current: 0.01 pA/в€љHz
High Input Impedance: 1012О©
High Gain VO = В±10V, RL = 10k: 50k (Min) 2 Applications High Speed Integrators
Fast D/A Converters
Sample and Hold Circuits 3 Description
The LF442 dual low power operational amplifiers
provide many of the same AC characteristics as the
industry standard LM1458 while greatly improving the
DC characteristics of the LM1458. The amplifiers …