Specifications
| Type | Description |
|---|---|
| Part Number | OPA197 |
| Manufacturer | Texas Instruments |
| Product Type | Operational Amplifier |
| Category | Signal Chain |
| Package / Case | OPA197: SOIC-8 4.90 mm x 3.90 mm, SOT-5 2.90 mm x 1.60 mm, VSSOP-8 3.00 mm x 3.00 mm; OPA2197: SOIC-8 4.90 mm x 3.90 mm, VSSOP-8 3.00 mm x 3.00 mm; OPA4197: SOIC-14 8.65 mm x 3.90 mm, TSSOP-14 5.00 mm x 4.40 mm |
| Device Family | OPA197 single, OPA2197 dual, OPA4197 quad; 36-V operational amplifier family |
| Input Offset Voltage | ±100 µV max; feature summary |
| Input Offset Voltage | ±25 µV typ, ±100 µV max; VS=±18 V, TA=25°C |
| Input Offset Voltage | ±10 µV typ, ±100 µV max; VCM=(V+)–1.5 V, TA=25°C |
| Input Offset Voltage Drift | ±2.5 µV/°C max; feature summary |
| Input Offset Voltage Drift | ±0.5 µV/°C typ, ±2.5 µV/°C max; VS=±18 V, VCM=(V+)–3 V, TA=-40°C to +125°C |
| Input Offset Voltage Drift | ±0.8 µV/°C typ, ±4.5 µV/°C max; VS=±18 V, VCM=(V+)–1.5 V, TA=-40°C to +125°C |
| Power-Supply Rejection Ratio | ±1 µV/V typ, ±3 µV/V max; TA=-40°C to +125°C |
| Input Bias Current | ±5 pA typ, ±20 pA max; TA=25°C |
| Input Bias Current | ±5 nA max; TA=-40°C to +125°C |
| Input Bias Current | ±15 nA max; PW package only, TA=-40°C to +125°C |
| Input Offset Current | ±2 pA typ, ±20 pA max; TA=25°C |
| Input Offset Current | ±2 nA max; TA=-40°C to +125°C |
| Input Offset Current | ±10 nA max; PW package only, TA=-40°C to +125°C |
| Input Voltage Noise | 1.30 µVPP typ; (V-)–0.1 V < VCM < (V+)–3 V, f=0.1 Hz to 10 Hz |
| Input Voltage Noise | 4 µVPP typ; (V+)–1.5 V < VCM < (V+)+0.1 V, f=0.1 Hz to 10 Hz |
| Input Voltage Noise Density | 10.5 nV/√Hz typ; (V-)–0.1 V < VCM < (V+)–3 V, f=100 Hz |
| Input Voltage Noise Density | 5.5 nV/√Hz typ; (V-)–0.1 V < VCM < (V+)–3 V, f=1 kHz |
| Input Voltage Noise Density | 32 nV/√Hz typ; (V+)–1.5 V < VCM < (V+)+0.1 V, f=100 Hz |
| Input Voltage Noise Density | 12.5 nV/√Hz typ; (V+)–1.5 V < VCM < (V+)+0.1 V, f=1 kHz |
| Input Current Noise Density | 1.5 fA/√Hz typ; f=1 kHz |
| Gain Bandwidth Product | 10 MHz; feature summary |
| Slew Rate | 20 V/µs; feature summary |
| Quiescent Current | 1 mA per amplifier typ; feature summary |
| Common-Mode Rejection | 120 dB min; feature summary |
| Supply Voltage | ±2.25 V to ±18 V dual, +4.5 V to +36 V single; recommended operating range |
| Absolute Maximum Supply Voltage | ±20 V dual, 40 V single; absolute maximum ratings |
| Signal Input Common-Mode Voltage | (V-)–0.5 V min, (V+)+0.5 V max; absolute maximum ratings |
| Signal Input Differential Voltage | (V+)–(V–)+0.2 V max; absolute maximum ratings |
| Signal Input Current | ±10 mA max; absolute maximum ratings |
| Output Short Circuit | Continuous; short-circuit to ground, one amplifier per package |
| Operating Temperature | -40°C to +125°C; recommended operating conditions |
| Absolute Maximum Operating Temperature | -55°C to +150°C; operating free-air temperature, absolute maximum ratings |
| Maximum Junction Temperature | 150°C; absolute maximum ratings |
| Storage Temperature | -65°C to +150°C; absolute maximum ratings |
| ESD Rating HBM | ±4000 V; all devices, ANSI/ESDA/JEDEC JS-001 |
| ESD Rating CDM | ±1000 V; OPA197, JEDEC JESD22-C101 |
| ESD Rating CDM | ±750 V; OPA2197, JEDEC JESD22-C101 |
| ESD Rating CDM | ±500 V; OPA4197, JEDEC JESD22-C101 |
| Capacitive Load Drive | 1 nF; feature summary |
| Output Current | ±65 mA; description text |
| OPA197 SOIC-8 Thermal Resistance Junction-to-Ambient | 115.8°C/W; D package, 8 pins |
| OPA197 SOT-5 Thermal Resistance Junction-to-Ambient | 158.8°C/W; DBV package, 5 pins |
| OPA197 VSSOP-8 Thermal Resistance Junction-to-Ambient | 180.4°C/W; DGK package, 8 pins |
| OPA2197 SOIC-8 Thermal Resistance Junction-to-Ambient | 107.9°C/W; D package, 8 pins |
| OPA2197 VSSOP-8 Thermal Resistance Junction-to-Ambient | 158°C/W; DGK package, 8 pins |
| OPA4197 SOIC-14 Thermal Resistance Junction-to-Ambient | 86.4°C/W; D package, 14 pins |
| OPA4197 TSSOP-14 Thermal Resistance Junction-to-Ambient | 92.6°C/W; PW package, 14 pins |
| Datasheet Status | request_only |
Product Overview
The OPA197 is the single-channel member of Texas Instruments' OPAx197 36-V operational amplifier family, with related OPA2197 dual and OPA4197 quad versions. It is specified as a precision rail-to-rail operational amplifier for Signal Chain designs requiring wide supply operation and controlled input error terms.
Key Features
- • Low input offset voltage: ±100 µV max
- • Low input offset voltage drift: ±2.5 µV/°C max
- • Low input bias current: ±5 pA typ
- • Gain bandwidth product: 10 MHz
- • High slew rate: 20 V/µs
- • Rail-to-rail input/output (RRIO)
- • Wide supply range: 4.5 V to 36 V (or ±2.25 V to ±18 V)
- • Low quiescent current: 1 mA per amplifier typical
- • EMI/RFI filtered input
- • Unity-gain stable
Typical Applications
- • Precision signal conditioning
- • Sensor signal amplification
- • Active filter circuits
- • Data acquisition systems
- • Test and measurement equipment
- • Industrial process controls
Procurement Notes
When requesting a quote for OPA197, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.
If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.
For analog and signal-chain sourcing, supply voltage, bandwidth, accuracy, noise level, package, temperature grade, input/output configuration and qualification requirements should be verified before approval.
FAQ
What is the supply voltage range of the OPA197?
The OPA197 operates from a single supply of +4.5 V to +36 V or dual supplies of ±2.25 V to ±18 V, offering flexibility for various system voltage rails.
What is the gain bandwidth of the OPA197?
The OPA197 provides a 10 MHz gain bandwidth product with a 20 V/µs slew rate, suitable for moderate-speed precision signal processing applications.
What packages are available for the OPA197?
The OPA197 (single) is available in SOIC-8, SOT-5, and VSSOP-8 packages. The OPA2197 (dual) comes in SOIC-8 and VSSOP-8, while the OPA4197 (quad) is offered in SOIC-14 and TSSOP-14 packages.
Is the OPA197 a rail-to-rail operational amplifier?
Yes, the OPA197 features rail-to-rail input and output (RRIO) capability, making it suitable for applications that require maximum signal swing at low supply voltages.
What is the input offset voltage of the OPA197?
The OPA197 has a maximum input offset voltage of ±100 µV with a maximum drift of ±2.5 µV/°C, providing precision performance for accurate signal conditioning.
What is the typical quiescent current of the OPA197?
The OPA197 draws a typical quiescent current of 1 mA per amplifier, balancing low power consumption with AC performance including 10 MHz bandwidth and 20 V/µs slew rate.
Technical Review & Sourcing Note
Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: June 30, 2026.
This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.