at TA = 25°C, VCC = ±15V,
gain = +1V/V, RL = 150Ω, and RF = 300Ω (unless otherwise
noted)
![OPA891 OPA2891 Frequency Response vs
Feedback Resistance OPA891 OPA2891 Frequency Response vs
Feedback Resistance](/ods/images/SBOSAI7B/GUID-156774BC-769B-4C14-A1E2-C27D51D74D76-low.svg)
VCC = ±15V, RL = 150Ω,
VOUT = 200mVPP |
Figure 5-1 Frequency Response vs
Feedback Resistance![OPA891 OPA2891 Frequency Response vs
Feedback Resistance OPA891 OPA2891 Frequency Response vs
Feedback Resistance](/ods/images/SBOSAI7B/GUID-EC1A0AAA-53D3-4968-A69C-1CA4F77881EA-low.svg)
VCC = ±5V, RL = 150Ω,
VOUT = 200mVPP |
Figure 5-3 Frequency Response vs
Feedback Resistance![OPA891 OPA2891 Frequency Response vs
Feedback Resistance OPA891 OPA2891 Frequency Response vs
Feedback Resistance](/ods/images/SBOSAI7B/GUID-0BE83479-C9FA-459D-9FA4-75166A1394AE-low.svg)
Gain
= +2V/V, VOUT = 400mVPP |
Figure 5-5 Frequency Response vs
Feedback Resistance
Figure 5-7 Large-signal Frequency
Response
Figure 5-9 Closed-loop Output
Impedance
Figure 5-11 Power-supply Rejection
Ratio vs Frequency
Figure 5-13 Input-Referred Voltage
Noise vs Frequency![OPA891 OPA2891 Harmonic Distortion vs
Frequency OPA891 OPA2891 Harmonic Distortion vs
Frequency](/ods/images/SBOSAI7B/GUID-20231017-SS0I-SQGQ-378H-TJPPJWHRHC3R-low.svg)
VCC = ±15V, gain = +2V/V, RL
= 1kΩ, VOUT = 2VPP |
Figure 5-15 Harmonic Distortion vs
Frequency![OPA891 OPA2891 Harmonic Distortion vs
Frequency OPA891 OPA2891 Harmonic Distortion vs
Frequency](/ods/images/SBOSAI7B/GUID-20231017-SS0I-ZPX6-STDW-VSJXMJ68GWML-low.svg)
VCC = ±15V, gain = +2V/V, RL
= 150Ω, VOUT = 2VPP |
Figure 5-17 Harmonic Distortion vs
Frequency![OPA891 OPA2891 Harmonic Distortion vs
Peak‑to‑Peak Output Voltage OPA891 OPA2891 Harmonic Distortion vs
Peak‑to‑Peak Output Voltage](/ods/images/SBOSAI7B/GUID-20231017-SS0I-KFHJ-TCXX-NLTCXFT9CMWZ-low.svg)
VCC = ±15V, gain = +5V/V, RL
= 1kΩ, f = 1MHz |
Figure 5-19 Harmonic Distortion vs
Peak‑to‑Peak Output Voltage
Figure 5-21 OPA2891 Crosstalk vs Frequency![OPA891 OPA2891 4V Step Response OPA891 OPA2891 4V Step Response](/ods/images/SBOSAI7B/GUID-3516F8FB-A1DE-4B56-8FFD-662E1211805E-low.svg)
VCC = ±5V, gain = –1V/V, RF =
430Ω |
Figure 5-23 4V Step Response
Figure 5-25 Input Offset Voltage vs
Ambient Temperature
Figure 5-27 Input Offset Current vs
Ambient Temperature
Figure 5-29 Offset Voltage vs Output
Voltage
Figure 5-31 Output Swing vs Load
Current![OPA891 OPA2891 THD+N vs Frequency OPA891 OPA2891 THD+N vs Frequency](/ods/images/SBOSAI7B/GUID-20231024-SS0I-91GB-BFPM-JW1G0BJSWMMZ-low.svg)
VCC = ±5V, VOUT =
1VRMS, BW = 80kHz |
Figure 5-33 THD+N vs Frequency![OPA891 OPA2891 THD+N vs Frequency OPA891 OPA2891 THD+N vs Frequency](/ods/images/SBOSAI7B/GUID-20231024-SS0I-VW3X-8MCH-SFP2GCN5D9R1-low.svg)
VCC = ±18V, VOUT =
3VRMS, BW = 80kHz |
Figure 5-35 THD+N vs Frequency![OPA891 OPA2891 Intermodulation Distortion
vs Amplitude OPA891 OPA2891 Intermodulation Distortion
vs Amplitude](/ods/images/SBOSAI7B/GUID-20231024-SS0I-5JK5-RV3H-GKFS0QNGZ7ZX-low.svg)
Gain
= +1V/V, SMPTE/DIN two-tone 4:1 (60Hz and 7kHz),
|
RL = 2kΩ, BW = 80kHz |
Figure 5-37 Intermodulation Distortion
vs Amplitude![OPA891 OPA2891 Distortion Harmonics vs
Frequency OPA891 OPA2891 Distortion Harmonics vs
Frequency](/ods/images/SBOSAI7B/GUID-20231024-SS0I-XRWR-VBPR-DFCPK007TK71-low.svg)
Gain
= +1V/V, VCC = ±5V, VOUT =
1VRMS |
RL = 2kΩ, BW = 80kHz |
Figure 5-39 Distortion Harmonics vs
Frequency![OPA891 OPA2891 Distortion Harmonics vs
Frequency OPA891 OPA2891 Distortion Harmonics vs
Frequency](/ods/images/SBOSAI7B/GUID-20231024-SS0I-DKD0-GQVC-NZKGNRNS5VLP-low.svg)
Gain
= +1V/V, VCC = ±18V, VOUT =
3VRMS, |
RL = 2kΩ, BW = 80kHz |
Figure 5-41 Distortion Harmonics vs
Frequency![OPA891 OPA2891 1kHz Output
Spectrum OPA891 OPA2891 1kHz Output
Spectrum](/ods/images/SBOSAI7B/GUID-20231024-SS0I-XWB8-TVX3-2GCRRSFZ720R-low.svg)
Gain
= +1V/V, VCC = ±15V, VOUT =
3VRMS, RL = 2kΩ |
|
Figure 5-43 1kHz Output
Spectrum![OPA891 OPA2891 Frequency Response vs
Feedback Resistance OPA891 OPA2891 Frequency Response vs
Feedback Resistance](/ods/images/SBOSAI7B/GUID-B090E4BC-B679-4599-AB21-CB7910679F0C-low.svg)
VCC = ±15V, RL = 1kΩ,
VOUT = 200mVPP |
Figure 5-2 Frequency Response vs
Feedback Resistance![OPA891 OPA2891 Frequency Response vs
Feedback Resistance OPA891 OPA2891 Frequency Response vs
Feedback Resistance](/ods/images/SBOSAI7B/GUID-500CAB38-0E2B-4958-873E-B6318DE543E4-low.svg)
VCC = ±5V, RL = 1kΩ,
VOUT = 200mVPP |
Figure 5-4 Frequency Response vs
Feedback Resistance![OPA891 OPA2891 Frequency Response vs
Feedback Resistance OPA891 OPA2891 Frequency Response vs
Feedback Resistance](/ods/images/SBOSAI7B/GUID-1F350C0E-B3FF-4C63-83B9-D1379DE80904-low.svg)
VCC = ±5V, gain = +2V/V, VOUT
= 400mVPP |
Figure 5-6 Frequency Response vs
Feedback Resistance
Figure 5-8 Large-signal Frequency
Response
Figure 5-10 Open-loop Gain and Phase
Response
Figure 5-12 Common-mode Rejection
Ratio vs Frequency
Figure 5-14 Input-Referred Current
Noise vs Frequency![OPA891 OPA2891 Harmonic Distortion vs
Frequency OPA891 OPA2891 Harmonic Distortion vs
Frequency](/ods/images/SBOSAI7B/GUID-20231017-SS0I-74DP-FKSF-0JXFNQFSKJ2Q-low.svg)
VCC = ±5V, gain = +2V/V, RL =
1kΩ, VOUT = 2VPP |
Figure 5-16 Harmonic Distortion vs
Frequency![OPA891 OPA2891 Harmonic Distortion vs
Frequency OPA891 OPA2891 Harmonic Distortion vs
Frequency](/ods/images/SBOSAI7B/GUID-20231017-SS0I-LDSW-D06M-20TTNQN2RL17-low.svg)
VCC = ±5V, gain = +2V/V, RL =
150Ω, VOUT = 2VPP |
Figure 5-18 Harmonic Distortion vs
Frequency![OPA891 OPA2891 Harmonic Distortion vs
Peak‑to‑Peak Output Voltage OPA891 OPA2891 Harmonic Distortion vs
Peak‑to‑Peak Output Voltage](/ods/images/SBOSAI7B/GUID-20231017-SS0I-52FP-JJ6R-QL93KSRLBP3Z-low.svg)
VCC = ±15V, gain = +5V/V, RL
= 150Ω, f = 1MHz |
Figure 5-20 Harmonic Distortion vs
Peak‑to‑Peak Output Voltage
Figure 5-22 1V Step Response
Figure 5-24 20V Step Response![OPA891 OPA2891 Voltage Offset
Distribution OPA891 OPA2891 Voltage Offset
Distribution](/ods/images/SBOSAI7B/GUID-49FE3160-38ED-4129-8A2B-130BF06ECCCB-low.svg)
μ =
0.209mV, σ = 0.0911mV |
Figure 5-26 Voltage Offset
Distribution![OPA891 OPA2891 Input Offset Current vs
Ambient Temperature OPA891 OPA2891 Input Offset Current vs
Ambient Temperature](/ods/images/SBOSAI7B/GUID-9A27DA89-3643-4E18-8DB3-674FBE025C16-low.svg)
μ =
0.0179nA, σ = 0.0317nA |
Figure 5-28 Input Offset Current vs
Ambient Temperature
Figure 5-30 Maximum Output Voltage
Swing vs Ambient Temperature
Figure 5-32 Supply Current vs
Ambient Temperature![OPA891 OPA2891 THD+N vs Frequency OPA891 OPA2891 THD+N vs Frequency](/ods/images/SBOSAI7B/GUID-20231024-SS0I-MVWL-7XPN-RM46GPLZVBS7-low.svg)
VCC = ±15V, VOUT =
3VRMS, BW = 80kHz |
Figure 5-34 THD+N vs Frequency![OPA891 OPA2891 THD+N Ratio vs Output
Amplitude OPA891 OPA2891 THD+N Ratio vs Output
Amplitude](/ods/images/SBOSAI7B/GUID-20231024-SS0I-DL7S-BPPC-PWHTQDKK310L-low.svg)
Gain
= +1V/V, RL = 2kΩ, f = 1kHz, BW =
80kHz |
|
Figure 5-36 THD+N Ratio vs Output
Amplitude![OPA891 OPA2891 Intermodulation Distortion
vs Amplitude OPA891 OPA2891 Intermodulation Distortion
vs Amplitude](/ods/images/SBOSAI7B/GUID-20231024-SS0I-QPMQ-WZQN-JB321CHFQ39S-low.svg)
Gain
= +2V/V, SMPTE/DIN two-tone 4:1 (60Hz and 7kHz), |
RL = 2kΩ, BW = 80kHz |
Figure 5-38 Intermodulation Distortion
vs Amplitude![OPA891 OPA2891 Distortion Harmonics vs
Frequency OPA891 OPA2891 Distortion Harmonics vs
Frequency](/ods/images/SBOSAI7B/GUID-20231024-SS0I-3P9R-3DKG-QZMSBTGKLQRX-low.svg)
Gain
= +1V/V, VCC = ±15V, VOUT =
3VRMS, |
RL = 2kΩ, BW = 80kHz |
Figure 5-40 Distortion Harmonics vs
Frequency![OPA891 OPA2891 Distortion Harmonics vs
Supply Voltage OPA891 OPA2891 Distortion Harmonics vs
Supply Voltage](/ods/images/SBOSAI7B/GUID-20231031-SS0I-W3ZB-XH9T-CTHCNCBKXLZL-low.svg)
Gain
= +1V/V, VOUT = 3VRMS, |
RL = 2kΩ, f = 1kHz, BW = 80kHz |
Figure 5-42 Distortion Harmonics vs
Supply Voltage![OPA891 OPA2891 20kHz Output
Spectrum OPA891 OPA2891 20kHz Output
Spectrum](/ods/images/SBOSAI7B/GUID-20231024-SS0I-VWQC-CXDP-LVSDQ9NKBBKS-low.svg)
Gain
= +1V/V, VCC = ±5V, VOUT =
1VRMS, RL = 2kΩ |
Figure 5-44 20kHz Output
Spectrum