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1.1nV/rtHz Noise, Low-Power, Precision Operational Amplifier

OPA211AIDR General Description

Moreover, the OPA211AIDR boasts a low input bias current of 0.5pA (max) and low input voltage noise of 4.9nV/√Hz, enhancing its performance in audio processing applications. Its wide bandwidth of 20MHz enables high-speed signal processing, providing efficiency and speed in various circuit designs. Additionally, this op-amp features excellent common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR), ensuring reliable operation even in noisy environments

Key Features

  • Low voltage noise: 1.1 nV/√Hz at 1 kHz
  • Input voltage noise: 80 nVPP (0.1 to 10 Hz)
  • THD + N: –136 dB (G = 1, ƒ = 1 kHz)
  • Offset voltage: 125 µV (maximum)
  • Offset voltage drift: 0.35 µV/°C (typical)
  • Low supply current: 3.6 mA/Ch (typical)
  • Unity-gain stable
  • Gain bandwidth product:
    • 80 MHz (G = 100)
    • 45 MHz (G = 1)
  • Slew rate: 27 V/µs
  • 16-Bit settling: 700 ns
  • Wide supply range:
    • ±2.25 to ±18 V, 4.5 V to 36 V
  • Rail-to-rail output
  • Output current: 30 mA
  • SON-8 (3 mm × 3 mm), VSSOP-8, and SOIC-8


Source Content uid OPA211AIDR Pbfree Code Yes
Part Life Cycle Code Active Pin Count 8
Reach Compliance Code compliant ECCN Code EAR99
HTS Code 8542.33.00.01 Amplifier Type OPERATIONAL AMPLIFIER
Frequency Compensation YES JESD-30 Code R-PDSO-G8
Low-Bias NO Low-Offset YES
Micropower NO Moisture Sensitivity Level 2
Number of Functions 1 Number of Terminals 8
Packing Method TR Peak Reflow Temperature (Cel) 260
Power NO Programmable Power NO
Surface Mount YES Technology BIPOLAR
Temperature Grade AUTOMOTIVE Terminal Finish NICKEL PALLADIUM GOLD
Terminal Form GULL WING Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30 Voltage Gain-Min 316000
Wideband YES

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In Stock: 6,990

Minimum Order: 1

Qty. Unit Price Ext. Price
1+ $5.464 $5.46
10+ $5.207 $52.07
30+ $5.051 $151.53
100+ $4.920 $492.00

The prices below are for reference only.