Datasheet OP37 (Analog Devices) - 8

Typical Performance Characteristics–OP37 100 10 100 9 TA = 25 C 8 V 741 90 S = 15V 7 6 80 5 4 70 I/F CORNER 10 3 OISE – nV/ Hz OISE – nV/ Hz I/F CORNER = LOW NOISE 60 2.7Hz GAIN – dB N N AUDIO OP AMP E E G G OP37 2 I/F CORNER = 2.7Hz 50 I/F CORNER LTA LTA TEST TIME OF 10sec MUST BE USED VO VO TO LIMIT LOW FREQUENCY 40 INSTRUMENTATION AUDIO RANGE (<0.1Hz) GAIN. RANGE TO DC TO 20kHz 30 1 1 0.01 0.1 1 10 100 1 10 100 1k 1 10 100 1k FREQUENCY – Hz FREQUENCY – Hz FREQUENCY – Hz
TPC 1. Noise-Tester Frequency TPC 2. Voltage Noise Density vs. TPC 3. A Comparison of Op Amp Response (0.1 Hz to 10 Hz) Frequency Voltage Noise Spectra
10 100 5 T T R1 A = 25 C A = 25 C VS = 15V V V S = 15V S = 15V R2 V RS – 2R1 4 AT 10Hz 1 10 3 GE NOISE – OISE – nV/ Hz OISE – nV/ Hz TA N N AT 1kHz L E OL G V 0.1 A AT 10Hz TOT LTA 2 RMS AT 1kHz VO RESISTOR NOISE ONLY 0.01 1 1 100 1k 10k 100k 100 1k 10k –50 –25 0 25 50 75 100 125 BANDWIDTH – Hz SOURCE RESISTANCE – TEMPERATURE – C
TPC 4. Input Wideband Voltage Noise TPC 5. Total Noise vs. Source Resistance TPC 6. Voltage Noise Density vs. vs. Bandwidth (0.1 Hz to Frequency Temperature Indicated)
5 10.0 5.0 TA = 25 C 4 4.0 AT 10Hz TA = +125 C AT 1kHz OISE – nV/ Hz 3 1.0 3.0 N E G Y CURRENT – mA TA = –55 C LTA 2 VO SUPPL 2.0 CURRENT NOISE – pA/ Hz TA = +25 C I/F CORNER = 140Hz 1 0.1 1.0 0 10 20 30 40 10 100 1k 10k 5 15 25 35 45 TOTAL SUPPLY VOLTAGE (V+ – V–) – Volts FREQUENCY – Hz TOTAL SUPPLY VOLTAGE – Volts
TPC 7. Voltage Noise Density vs. TPC 8. Current Noise Density vs. TPC 9. Supply Current vs. Supply Supply Voltage Frequency Voltage REV. B –7– Document Outline FEATURES GENERAL DESCRIPTION PIN CONNECTIONS SIMPLIFIED SCHEMATIC ABSOLUTE MAXIMUM RATINGS ORDERING GUIDE SPECIFICATIONS BINDING DIAGRAM Wafer Test Limits Typical Electrical Characteristics Typical Performance Characteristics APPLICATIONS INFORMATION Offset Voltage Adjustment Noise Measurements Optimizing Linearity Instrumentation Amplifier Comments on Noise Audio Applications OUTLINE DIMENSIONS Revision History