Analog input module
Products and reference designs
Analog input module
Overview
Our integrated circuits and reference designs enable you to build analog input modules with high-channel density, high common-mode voltages and out-ruling miswiring protection.
Design requirements
Analog input modules often require:
- Increased speed for precision signal chain.
- High voltage analog multiplexer.
- Advanced protection and diagnostics.
Explore applications similar in function and design
Block diagram
Find products and reference designs for your system.
Universal analog input module
Analog Input Front-End
Amplifiers (21)
Instrumentation amplifiers
Precision op amps (Vos<1mV)
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TLV333—Single, 350-kHz, low-noise, RRIO, CMOS operational amplifier for cost-sensitive systems
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TLV4333—Quad, 350-kHz, low-noise, RRIO, CMOS operational amplifier for cost-sensitive systems
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OPA192—High-Voltage, Rail-to-Rail Input/Output, 5µV, 0.2µV/˚C, Precision Operational Amplifier
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OPA196—Single, 36-V, low power, all-purpose amplifier with mux-friendly input
Programmable & variable gain amplifiers (PGAs & VGAs)
Comparators
General-purpose op amps
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TLV9002—Dual, 5.5-V, 1-MHz, RRIO operational amplifier for cost-optimized applications
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TLV9352—Dual, 40-V, 3.5-MHz, low-power operational amplifier
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TLV9001—One-channel, 1-MHz rail-to-rail input and output 1.8-V to 5.5-V operational amplifier
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OPA991—Single, 40-V 4.5-MHz low-power operational amplifier
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TLV8541—Single, 3.6-V, 8-kHz, ultra-low quiescent current (550-nA), RRIO operational amplifier
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OPA4991—Quad, 40-V, 4.5-MHz, low-power operational amplifier
Data converters (6)
Precision ADCs
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ADS131A04—24-bit 128-kSPS 4-channel simultaneous-sampling delta-sigma ADC
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ADS7066—Eight-channel, 250-kSPS, 16-bit analog-to-digital converter with internal reference, GPIOs and SPI
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ADS131M04—Four-channel, 24-bit, 64-kSPS, simultaneous-sampling, delta-sigma ADC
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ADS8688—16-bit, 500-kSPS, 8-channel, single-supply SAR ADC with bipolar input ranges
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ADS124S08—24-bit, 4-kSPS, 12-ch delta-sigma ADC with PGA and voltage reference for sensor measurement
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ADS124S06—24-bit, 4-kSPS, 6-ch delta-sigma ADC with PGA and voltage reference for precision sensor measurement
Sensors (6)
Digital temperature sensors
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TMP468—±0.75⁰C High-Accuracy Multi-channel Remote and Local Temperature Sensor
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TMP116—0.2C digital temperature sensor, 64-bit non-volatile memory
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TMP119—±0.08°C accurate digital temperature sensor in WCSP package with enhanced strain tolerance
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TMP1075—1°C I²C temperature sensor with performance upgrades to industry standard LM75 / TMP75
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TMP275—±0.5°C Temperature Sensor with I2C/SMBus Interface in Industry Std LM75 Form Factor & Pinout
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LMT01—0.5°C Accurate 2-pin Temperature Sensor with a Pulse Train Interface
Power management (4)
Series voltage references
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REF6225—2.5-V, 3-ppm/°C high-precision voltage reference with integrated buffer & enable pin
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REF3425—2.5-V, low-drift, low-power, small-footprint series voltage reference
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REF50E—Enhanced low-noise (0.5µVpp/V), low-drift (2.5ppm°/C), wide-VIN (42V) precision voltage reference
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REF35—650-nA quiescent current, 12-ppm/°C drift, ultra-low-power precision voltage reference
Technical documentation
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