8.5MHz, High Voltage, High Precision, Low Noise, Operational Amplifiers,SGM8255A Replace MAX44248.
FEATURES

 Low Offset Voltage: 25μV (MAX) 

 Rail-to-Rail Output Swing

 4.5V to 36V Single Supply Operation 

 Open-Loop Voltage Gain: 150dB (TYP) 

 PSRR: 150dB (TYP) 

 CMRR: 135dB (TYP)

 0.1Hz to 10Hz Noise: 0.2μVP-P

 Input Voltage Noise Density: 12nV/ Hz at 1kHz 

 Gain-Bandwidth Product: 8.5MHz 

 Low Supply Current: 0.85mA/Amplifier (TYP) 

 Overload Recovery Time: 0.7μs 

 -40℃ to +125℃ Operating Temperature Range

 Small Packaging:

  SGM8255A-1 Available in Green 

  SOT-23-5,SOIC-8 and MSOP-8 Packages

  SGM8255A-2 Available in Green 

  SOIC-8 andMSOP-8 Packages


PIN CONFIGUTION
优势替代
MAX44248 MAX44248.pdf

No.12402

FEATURES

• Reduces Power for Sensitive Precision Applications 

   Low 90µA Quiescent Current per Amplifier 

 Eliminates the Cost of Calibration with 

   IncreasedAccuracy with Maxim’s 

   Patented Autozero Circuitry 

   Very Low Input Voltage Offset 7.5µV (max) 

   Low 30nV/NC Offset Drift (max)

 Low Noise Ideal for Sensor 

  Interfaces andTransmitters 

   50nV/√Hz at 1kHz

   0.5µVP-P

   from 0.1Hz to 10Hz

 1MHz Gain-Bandwidth Product 

   EMI Suppression Circuitry 

 Rail-to-Rail Output 

 Wide Supply for High-Voltage Front Ends 

   2.7V to 36V Supply Range

 µMAX, SO, SOT23, TSSOP Packages

PIN CONFIGUTION
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