BASE DEVICE
INA240A1
20 V/V current-sense amplifier variant with PWM rejection.
- Voltage gain, INA240A1
- 20 V/V
- Input common-mode voltage
- −4 to 80 V
- Supply voltage
- 2.7–5.5 V
Texas Instruments / Chips & IP
Amplifiers
Choose signal conditioning against error budget and bandwidth.
Product lines are representative. Stock, lifecycle, package and grade must be checked against the exact MPN.
Product scopeChips & IP
Device references in this category2
Documented ordering codes28
Information checked2026-09-28
FROM FAMILY TO DEVICE
Chip models in Amplifiers
Documented device references
Base-device names are distinct from full ordering numbers. Each detail page identifies the product type, parameter scope and official source.
BASE DEVICE
OPA197
Single-channel precision operational amplifier with rail-to-rail input and output.
- Channels
- 1
- Total supply voltage
- 4.5–36 V
- Gain-bandwidth product, typical
- 10 MHz
2 device references
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WITHIN THIS PRODUCT LINE
Series & subcategories
Operational amplifiers
Analog building blocks for buffering, filtering and amplification.
1 device refs · 18 ordering codesExplore Operational amplifiers →Current-sense amplifiers
Amplifiers for measuring shunt voltage in current-monitoring circuits.
1 device refs · 10 ordering codesExplore Current-sense amplifiers →SELECTION CONTEXT
Working with Amplifiers
Define the required function
Choose signal conditioning against error budget and bandwidth.
Use the requirements below to decide which specification limits your design. A family name alone is not a purchasing specification.
Check the integration boundary
Choose the complete device and ordering code before checking package pinout, power, electrical limits and operating grade. Keep family maxima separate from a selected device or package.
Open the manufacturer reference ↗ENGINEERING DECISIONS
What to confirm before selection
Use these checks to define the requirement. Family names alone do not establish performance, package compatibility or current availability.
- Check the core, flash/RAM, peripherals, pin multiplexing and safety/security requirements together.
- Confirm debugger, IDE/compiler version, bootloader and in-circuit programming access for production.
- Select the instruction set, operating-system/BSP support, boot flow and memory interface for the target application.
- Check thermal design, power rails, high-speed layout constraints and production availability at the exact processor level.
- Compare accuracy, noise, bandwidth, offset/drift and supply/headroom under the actual operating conditions.
Move from family to full ordering number
Identify the complete manufacturer part number, package, operating grade and electrical requirements. Reviewed FPGA specifications can then be compared at device level.
Send the exact project requirement →Preparing a complete board?
Bring the BOM, schematic constraints, stack-up and assembly requirements into the project brief.
PCBA project preparation →EVIDENCE & DEVELOPMENT
Documents for this product line
Start with the device table, then check electrical limits, ordering information and the applicable tool release.
Amplifiers — manufacturer referenceManufacturer product documentationPrimary source ↗INA240A1 official product referenceFeatures: Available Gains; DescriptionWeb ↗OPA197 official product referenceProduct details and featuresWeb ↗
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PRACTICAL QUESTIONS
Amplifiers selection questions
How do I select a model within Amplifiers?
Start with the documented product scope: Choose signal conditioning against error budget and bandwidth. Then compare the device-specific facts below with your required resources and interfaces. Open each model for its evidence and ordering constraints.
Is a base-device name enough to place an order?
A base-device identifier identifies the silicon or model, but may omit package, speed, temperature, qualification and packing options. Use the manufacturer ordering table to establish the complete code. Reference examples do not establish stock or an approved replacement.
Can the listed devices use the same PCB or development tools?
A shared family or manufacturer does not establish pin compatibility. Compare pinout, supply and I/O-bank voltages, configuration, timing, tool support and thermal limits before changing a board.
What should I include for sourcing or PCBA review?
Provide the exact part or board revision, quantity, delivery requirement, operating environment and traceability needs. For assembly, identify BOM readiness, PCB stack-up, programming access and the inspection or functional-test scope.
PREPARE A USEFUL INQUIRY
Build your selection brief.
Select the points you want our team to review. Your selections stay in this browser until you choose to submit the quotation form.
Open quotation form →Sources & portfolio context
Texas Instruments Amplifiers reference ↗
Source review: 2026-09-28. This family guide does not assert stock or compatibility between devices.
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