SBOS197F December   2001  – August 2015 OPA657

PRODUCTION DATA.  

  1. Features
  2. Applications
  3. Description
  4. Revision History
  5. Related Operational Amplifier Products
  6. Pin Configuration and Functions
  7. Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics: VS = ±5 V
    6. 7.6 Electrical Characteristics: VS - ±5 V, High-Grade DC Specifications
    7. 7.7 Typical Characteristics: VS = ±5 V
  8. Detailed Description
    1. 8.1 Overview
    2. 8.2 Feature Description
      1. 8.2.1 Input and ESD Protection
    3. 8.3 Device Functional Modes
      1. 8.3.1 Split-Supply Operation (±4-V to ±6-V)
      2. 8.3.2 Single-Supply Operation (8-V to 12-V)
  9. Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Wideband, Noninverting Operation
      2. 9.1.2 Wideband, Inverting Gain Operation
      3. 9.1.3 Low-Gain Compensation
      4. 9.1.4 Operating Suggestions
        1. 9.1.4.1 Setting Resistor Values to Minimize Noise
        2. 9.1.4.2 Frequency Response Control
        3. 9.1.4.3 Driving Capacitive Loads
        4. 9.1.4.4 Distortion Performance
        5. 9.1.4.5 DC Accuracy and Offset Control
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 Demonstration Fixtures
    2. 11.2 Layout Example
    3. 11.3 Thermal Considerations
  12. 12Device and Documentation Support
    1. 12.1 Community Resources
    2. 12.2 Trademarks
    3. 12.3 Electrostatic Discharge Caution
    4. 12.4 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

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7 Specifications

7.1 Absolute Maximum Ratings

over operating free-air temperature range (unless otherwise noted)(1)
MIN MAX UNIT
Supply voltage (Total Bipolar Supplies) ±6.5 V
Internal power dissipation See Thermal Information
Differential input voltage –VS +VS V
Input voltage –VS +VS V
Junction temperature (TJ) 175 °C
Storage temperature –65 125 °C
(1) Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings only, which do not imply functional operation of the device at these or any other conditions beyond those indicated under Recommended Operating Conditions. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.

7.2 ESD Ratings

VALUE UNIT
V(ESD) Electrostatic discharge Human-body model (HBM), per ANSI/ESDA/JEDEC JS-001(1) ±2000 V
Charged-device model (CDM), per JEDEC specification JESD22-C101(2) ±500
Machine Model (MM) ±200
(1) JEDEC document JEP155 states that 500-V HBM allows safe manufacturing with a standard ESD control process.
(2) JEDEC document JEP157 states that 250-V CDM allows safe manufacturing with a standard ESD control process.

7.3 Recommended Operating Conditions

over operating free-air temperature range (unless otherwise noted)
MIN NOM MAX UNIT
VS Total supply voltage 8 10 12 V
TA Ambient temperature –40 25 85 °C

7.4 Thermal Information

THERMAL METRIC(1) OPA657 UNIT
D (SOIC) DBV (SOT-23)
8 PINS 5 PINS
RθJA Junction-to-ambient thermal resistance 125 150 °C/W
RθJC(top) Junction-to-case (top) thermal resistance 85.2 140.8 °C/W
RθJB Junction-to-board thermal resistance 75.9 62.8 °C/W
ψJT Junction-to-top characterization parameter 26.2 24.4 °C/W
ψJB Junction-to-board characterization parameter 75.4 61.8 °C/W
RθJC(bot) Junction-to-case (bottom) thermal resistance °C/W
(1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application report, SPRA953.

7.5 Electrical Characteristics: VS = ±5 V

At RF = +453 Ω, RL = +100 Ω, and G = +10 V/V, unless otherwise noted. See Figure 29 for AC performance.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT TEST LEVEL(1)
AC PERFORMANCE (see Figure 29)
Small-signal bandwidth G = +7 V/V, VO = 200 mVPP TJ = 25°C 350 MHz C
G = +10 V/V, VO = 200 mVPP TJ = 25°C 275
G = +20 V/V, VO = 200 mVPP TJ = 25°C 90
Gain-bandwidth product G > +40 V/V TJ = 25°C 1600 dB C
Bandwidth for 0.1dB Flatness G = +10 V/V, 2 VPP TJ = 25°C 30 MHz C
Peaking at a Gain of +7 TJ = 25°C 7 dB C
Large-Signal Bandwidth G = +10 V/V, 2 VPP TJ = 25°C 180 MHz C
Slew Rate G = +10 V/V, 1-V Step TJ = 25°C 700 V/μs C
Rise-and-Fall Time 0.2-V Step TJ = 25°C 1 ns C
Settling Time to 0.02% G = +10 V/V, VO = 2-V Step TJ = 25°C 20 ns C
Harmonic Distortion G = +10 V/V, f = 5 MHz, VO = 2 VPP C
2nd-Harmonic RL = 200 Ω TJ = 25°C –70 dBc C
RL > 500 Ω TJ = 25°C –74 dBc C
3rd-Harmonic RL = 200 Ω TJ = 25°C –99 dBc C
RL > 500 Ω TJ = 25°C –106 dBc C
Input Voltage Noise f > 100 kHz TJ = 25°C 4.8 nV/√Hz C
Input Current Noise f > 100 kHz TJ = 25°C 1.3 fA/√Hz C
DC PERFORMANCE(2)
Open-Loop Voltage Gain (AOL) VCM = 0 V, RL = 100 Ω TJ = 25°C 65 70 dB A
TJ = 0°C to 70°C(3) 64
TJ = –40°C to 85°C(3) 63
Input Offset Voltage VCM = 0 V TJ = 25°C ±0.25 ±1.8 mV A
TJ = 0°C to 70°C(3) ±2.2
TJ = –40°C to 85°C(3) ±2.6
Average Offset Voltage Drift VCM = 0 V TJ = 25°C ±12 ±2 μV/°C A
TJ = 0°C to 70°C(3) ±12
TJ = –40°C to 85°C(3) ±12
Input Bias Current VCM = 0 V TJ = 25°C ±2 ±20 pA A
TJ = 0°C to 70°C(3) ±1800
TJ = –40°C to 85°C(3) ±5000
Input Offset Current VCM = 0 V TJ = 25°C ±1 ±10 pA A
TJ = 0°C to 70°C(3) ±900
TJ = –40°C to 85°C(3) ±2500
INPUT
Most Positive Input Voltage(3) TJ = 25°C 2 2.5 V A
TJ = 0°C to 70°C(3) 1.9
TJ = –40°C to 85°C(3) 1.8
Most Negative Input Voltage(3) TJ = 25°C –3.5 –4 V A
TJ = 0°C to 70°C(3) –3.4
TJ = –40°C to 85°C(3) –3.3
Common-Mode Rejection Ratio (CMRR) VCM = ±0.5 V TJ = 25°C 83 89 dB A
TJ = 0°C to 70°C(3) 81
TJ = –40°C to 85°C(3) 79
Input Impendance
Differential TJ = 25°C 1012 || 0.7 Ω || pF C
Common-Mode TJ = 25°C 1012 || 4.5 Ω || pF C
OUTPUT
Voltage Output Swing No load TJ = 25°C ±3.9 V A
TJ = 0°C to 70°C(3) ±3.7
RL = 100 Ω TJ = 25°C ±3.3 ±3.5 V B
TJ = 0°C to 70°C(3) ±3.2
TJ = –40°C to 85°C(3) ±3.1
Current Output, Sourcing TJ = 25°C 50 70 mA A
TJ = 0°C to 70°C(3) 48
TJ = –40°C to 85°C(3) 46
Current Output, Sinking TJ = 25°C –50 –70 mA A
TJ = 0°C to 70°C(3) –48
TJ = –40°C to 85°C(3) –46
Closed-Loop Output Impedance G = +10 V/V, f = 0.1 MHz TJ = 25°C 0.02 Ω A
POWER SUPPLY
Specified Operating Voltage TJ = 25°C ±5 V A
Minimum Operating Voltage TJ = 25°C ±4 V C
Maximum Operating Voltage Range TJ = 25°C ±6 V A
TJ = 0°C to 70°C(3) ±6
TJ = –40°C to 85°C(3) ±6
Maximum Quiescent Current TJ = 25°C 14 16 mA A
TJ = 0°C to 70°C(3) 16.2
TJ = –40°C to 85°C(3) 16.3
Minimum Quiescent Current TJ = 25°C 11.7 14 mA A
TJ = 0°C to 70°C(3) 11.4
TJ = –40°C to 85°C(3) 11.1
Power-Supply Rejection Ratio (+PSRR) +VS = 4.5 V to 5.5 V TJ = 25°C 76 80 dB A
TJ = 0°C to 70°C(3) 74
TJ = –40°C to 85°C(3) 72
Power-Supply Rejection Ratio (–PSRR) –VS = 4.5 V to 5.5 V TJ = 25°C 62 68 dB A
TJ = 0°C to 70°C(3) 60
TJ = –40°C to 85°C(3) 58
TEMPERATURE RANGE
Specified Operating Range: U, N Package TJ = 25°C –40 to +85 °C
Thermal Resistance, RθJA Junction-to-Ambient
U: SO-8 TJ = 25°C 125 °C/W
N: SOT23-5 TJ = 25°C 150 °C/W
(1) Test Levels: (A) 100% tested at +25°C. Over-temperature limits by characterization and simulation. (B) Limits set by characterization and simulation. (C) Typical value only for information.
(2) Current is considered positive out-of-node. VCM is the input common-mode voltage.
(3) Tested < 3dB below minimum specified CMRR at ±CMIR limits.

7.6 Electrical Characteristics: VS - ±5 V, High-Grade DC Specifications

At RF = 453 Ω, RL = 100 Ω, and G = +10 V/V, unless otherwise noted. (1)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT TEST LEVEL(4)
Input Offset Voltage VCM = 0 V TJ = 25°C ±0.1 ±0.6(2) mV A
TJ = 0°C to 70°C(3) ±0.85
TJ = –40°C to 85°C(3) ±0.9
Input Offset Voltage Drift VCM = 0 V TJ = 25°C ±2 ±6(2) μV/°C A
TJ = 0°C to 70°C(3) ±6
TJ = –40°C to 85°C(3) ±6
Input Bias Current VCM = 0 V TJ = 25°C ±1 ±5(2) pA A
TJ = 0°C to 70°C(3) ±450
TJ = –40°C to 85°C(3) ±1250
Input Offset Current VCM = 0 V TJ = 25°C ±0.5 ±5(2) pA A
TJ = 0°C to 70°C(3) ±450
TJ = –40°C to 85°C(3) ±1250
Common-Mode Rejection Ratio (CMRR) VCM = ±0.5 V TJ = 25°C 91(2) 98 dB A
TJ = 0°C to 70°C(3) 89
TJ = –40°C to 85°C(3) 87
Power-Supply Rejection Ratio (+PSRR) +VS = 4.5 V to 5.5 V TJ = 25°C 78(2) 82 dB A
TJ = 0°C to 70°C(3) 76
TJ = –40°C to 85°C(3) 74
Power-Supply Rejection Ratio (–PSRR) –VS = –4.5 V to –5.5 V TJ = 25°C 68(2) 74 dB A
TJ = 0°C to 70°C(3) 66
TJ = –40°C to 85°C(3) 64
(1) All other specifications are the same as the standard-grade.
(2) Junction temperature = ambient for +25°C specifications.
(3) Junction temperature = ambient at low temperature limit: junction temperature = ambient +20°C at high temperature limit for over temperature specifications.
(4) Test Levels: (A) 100% tested at +25°C. Over temperature limits by characterization and simulation.

7.7 Typical Characteristics: VS = ±5 V

At TA = 25°C, G = 10 V/V, RF = 453 Ω, and RL = 100 Ω, unless otherwise noted.
OPA657 tc_noinv_sm_fresp_bos197.gif
Figure 1. Noninverting Small-Signal Frequency Response
OPA657 tc_noinv_lg_fresp_bos197.gif
Figure 3. Noninverting Large-Signal Frequency Response
OPA657 tc_noinv_pulse_bos197.gif
Figure 5. Noninverting Pulse Response
OPA657 tc_hdist-rl_bos197.gif
Figure 7. Harmonic Distortion vs Load Resistance
OPA657 tc_hdist-frq_bos197.gif
Figure 9. Harmonic Distortion vs Frequency
OPA657 tc_hdist-noinv_g_bos197.gif
Figure 11. Harmonic Distortion vs Noninverting Gain
OPA657 tc_iv_noise_bos197.gif
Figure 13. Input Current And Voltage Noise Density
OPA657 tc_cmrr_psrr-frq_bos197.gif
Figure 15. Common-Mode Rejection Ratio and Power-Supply Rejection Ratio vs Frequency
OPA657 tc_rs-cl_bos197.gif
Figure 17. Recommended RS vs Capacitive Load
OPA657 tc_vdrift-tmp_bos197.gif
Figure 19. Typical Input Offset Voltage Over Temperature
OPA657 tc_ibias-tmp_bos197.gif
Figure 21. Typical Input Bias Current Over Temperature
OPA657 tc_noinv_od_recov_bos197.gif
Figure 23. Noninverting Input Overdrive Recovery
OPA657 tc_vo_io_limit_bos197.gif
Figure 25. Output Voltage and Current Limitations
OPA657 tc_cmrr-ivcm_bos197.gif
Figure 27. Common-Mode Rejection Ratio vs Common-Mode Input Voltage
OPA657 tc_inv_sm_fresp_bos197.gif
Figure 2. Inverting Small-Signal Frequency Response
OPA657 tc_inv_lg_fresp_bos197.gif
Figure 4. Inverting Large-Signal Frequency Response
OPA657 tc_inv_pulse_bos197.gif
Figure 6. Inverting Pulse Response
OPA657 tc_hdist-vo_5m_bos197.gif
Figure 8. Harmonic Distortion vs Output Voltage (5 MHz)
OPA657 tc_hdist-vo_1m_bos197.gif
Figure 10. Harmonic Distortion vs Output Voltage (1 MHz)
OPA657 tc_hdist-inv_g_bos197.gif
Figure 12. Harmonic Distortion vs Inverting Gain
OPA657 tc_2tone-spur_bos197.gif
Figure 14. 2-Tone, 3rd-Order IMD Spurious
OPA657 D001_SBOS197.gif
Figure 16. Open-Loop Gain and Phase
OPA657 tc_fresp-cl_bos197.gif
Figure 18. Frequency Response vs Capacitive Load
OPA657 tc_ibias-ivcm_bos197.gif
Figure 20. Typical Input Bias Current vs Common-Mode Input Voltage
OPA657 tc_iout-tmp_bos197.gif
Figure 22. Supply And Output Current vs Temperature
OPA657 tc_inv_od_recov_bos197.gif
Figure 24. Inverting Input Overdrive Recovery
OPA657 tc_cloop-frq_bos197.gif
Figure 26. Closed-Loop Output Impedance vs Frequency