Datasheet AD8397 (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | Rail-to-Rail, High Output Current Amplifier |
| 页数 / 页 | 17 / 4 — AD8397. SPECIFICATIONS. Table 1. Parameter Test. Conditions/Comments. … |
| 修订版 | B |
| 文件格式/大小 | PDF / 259 Kb |
| 文件语言 | 英语 |
AD8397. SPECIFICATIONS. Table 1. Parameter Test. Conditions/Comments. Min. Typ. Max. Unit
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AD8397 SPECIFICATIONS
VS = ±1.5 V or +3 V (at TA = 25°C, G = +1, RL = 25 Ω, unless otherwise noted)1.
Table 1. Parameter Test Conditions/Comments Min Typ Max Unit
DYNAMIC PERFORMANCE −3 dB Bandwidth VOUT = 0.1 V p-p 50 MHz 0.1 dB Flatness VOUT = 0.1 V p-p 3.6 MHz Large Signal Bandwidth VOUT = 2.0 V p-p 9 MHz Slew Rate VOUT = 0.8 V p-p 32 V/μs NOISE/DISTORTION PERFORMANCE Distortion (Worst Harmonic) fC = 100 kHz, VOUT = 1.4 V p-p, G = +2 −90 dBc Input Voltage Noise f = 100 kHz 4.5 nV/√Hz Input Current Noise f = 100 kHz 1.5 pA/√Hz DC PERFORMANCE Input Offset Voltage 1.0 2.5 mV TMIN − TMAX 2.5 mV Input Offset Voltage Match 1.0 2.0 mV Input Bias Current 200 900 nA TMIN − TMAX 1.3 μA Input Offset Current 50 300 nA Open-Loop Gain VOUT = ±0.5 V 81 88 dB INPUT CHARACTERISTICS Input Resistance f = 100 kHz 87 kΩ Input Capacitance 1.4 pF Common-Mode Rejection ΔVCM = ±1 V −71 −80 dB OUTPUT CHARACTERISTICS Output Resistance 0.2 Ω +Swing RLOAD = 25 Ω +1.39 +1.43 VP −Swing RLOAD = 25 Ω −1.4 −1.37 VP +Swing RLOAD = 100 Ω +1.45 +1.48 VP −Swing RLOAD = 100 Ω −1.47 −1.44 VP Peak AC Output Current2 SFDR ≤ −70 dBc, f = 100 kHz, VOUT = 0.7 VP, RLOAD = 4.1 Ω 170 mA POWER SUPPLY Operating Range (Dual Supply) ±1.5 ±12.0 V Supply Current 6 7 8.5 mA/Amp Power Supply Rejection ΔVS = ±0.5 V −70 −82 dB 1 Unity gain used to facilitate characterization. To improve stability, a gain of 2 or greater is recommended. 2 Peak ac output current specification assumes normal ac operation and is not valid for continuous dc operation. Rev. A | Page 3 of 16 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION PIN CONFIGURATION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS MAXIMUM POWER DISSIPATION ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS APPLICATIONS INFORMATION POWER SUPPLY AND DECOUPLING LAYOUT CONSIDERATIONS UNITY-GAIN OUTPUT SWING CAPACITIVE LOAD DRIVE OUTLINE DIMENSIONS ORDERING GUIDE
AD8397 SPECIFICATIONS
VS = ±1.5 V or +3 V (at TA = 25°C, G = +1, RL = 25 Ω, unless otherwise noted)1.
Table 1. Parameter Test Conditions/Comments Min Typ Max Unit
DYNAMIC PERFORMANCE −3 dB Bandwidth VOUT = 0.1 V p-p 50 MHz 0.1 dB Flatness VOUT = 0.1 V p-p 3.6 MHz Large Signal Bandwidth VOUT = 2.0 V p-p 9 MHz Slew Rate VOUT = 0.8 V p-p 32 V/μs NOISE/DISTORTION PERFORMANCE Distortion (Worst Harmonic) fC = 100 kHz, VOUT = 1.4 V p-p, G = +2 −90 dBc Input Voltage Noise f = 100 kHz 4.5 nV/√Hz Input Current Noise f = 100 kHz 1.5 pA/√Hz DC PERFORMANCE Input Offset Voltage 1.0 2.5 mV TMIN − TMAX 2.5 mV Input Offset Voltage Match 1.0 2.0 mV Input Bias Current 200 900 nA TMIN − TMAX 1.3 μA Input Offset Current 50 300 nA Open-Loop Gain VOUT = ±0.5 V 81 88 dB INPUT CHARACTERISTICS Input Resistance f = 100 kHz 87 kΩ Input Capacitance 1.4 pF Common-Mode Rejection ΔVCM = ±1 V −71 −80 dB OUTPUT CHARACTERISTICS Output Resistance 0.2 Ω +Swing RLOAD = 25 Ω +1.39 +1.43 VP −Swing RLOAD = 25 Ω −1.4 −1.37 VP +Swing RLOAD = 100 Ω +1.45 +1.48 VP −Swing RLOAD = 100 Ω −1.47 −1.44 VP Peak AC Output Current2 SFDR ≤ −70 dBc, f = 100 kHz, VOUT = 0.7 VP, RLOAD = 4.1 Ω 170 mA POWER SUPPLY Operating Range (Dual Supply) ±1.5 ±12.0 V Supply Current 6 7 8.5 mA/Amp Power Supply Rejection ΔVS = ±0.5 V −70 −82 dB 1 Unity gain used to facilitate characterization. To improve stability, a gain of 2 or greater is recommended. 2 Peak ac output current specification assumes normal ac operation and is not valid for continuous dc operation. Rev. A | Page 3 of 16 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION PIN CONFIGURATION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS MAXIMUM POWER DISSIPATION ESD CAUTION TYPICAL PERFORMANCE CHARACTERISTICS APPLICATIONS INFORMATION POWER SUPPLY AND DECOUPLING LAYOUT CONSIDERATIONS UNITY-GAIN OUTPUT SWING CAPACITIVE LOAD DRIVE OUTLINE DIMENSIONS ORDERING GUIDE