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.
Channel isolated analog input module
Analog input front end
Data converters (9)
Precision ADCs
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ADS1113—16-Bit 860SPS 1-Ch Delta-Sigma ADC With Oscillator, Voltage Reference, and I2C
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ADS8681—16-bit, 1MSPS 1-ch SAR ADC with programmable (±12V, ±10V, ±6V, ±5V, ±2.5V) input ranges on 5V supply
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ADS131A04—24-bit 128-kSPS 4-channel simultaneous-sampling delta-sigma ADC
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ADS1115—16-bit, 860-SPS, 4-channel, delta-sigma ADC with PGA, oscillator, VREF, comparator and I2C
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ADS124S06—24-bit, 4-kSPS, 6-ch delta-sigma ADC with PGA and voltage reference for precision sensor measurement
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ADS8684—16-Bit, 500-kSPS, 4-Ch SAR ADC w/ programmable (±10/±5/±2.5V) input ranges on +5V supply
Precision DACs (≤10 MSPS)
Amplifiers (20)
Precision op amps (Vos<1mV)
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OPA2196—Dual, 36-V, low power, all-purpose amplifier with mux-friendly input
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OPA2182—Industry’s lowest offset drift (0.012 uV/˚C, max), 5.7 nV/rtHz, MUX-friendly 36V op amp
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OPA2320—Dual, precision, zero-crossover, 20-MHz, 0.9-pA Ib, RRIO, CMOS operational amplifier
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LMC6484—Ultra-low Bias Current, Precision CMOS Rail-to-Rail Input and Output Quad Operational Amplifier
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OPA2376—Dual, precision, low-noise, low quiescent current operational amplifier
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OPA350—Single, single-supply, rail-to-rail, high speed, low noise operational amplifier
General-purpose op amps
Comparators
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LM393B—Dual commercial grade standard comparator
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TLV7021—Low power, small size comparator with open-drain output
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TLV3201—5.5-V, high-speed, single push-pull comparator
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TLV3402—Dual nano power high-voltage comparator with open-drain output
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LM2903—Dual differential comparator
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TLV9031—Single low-voltage comparator with push-pull output and alternate pinout
Difference amplifiers
Instrumentation amplifiers
Switches & multiplexers (6)
Analog switches & muxes
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SN74LV4052A—5V 4:1 two-channel analog multiplexer
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TS5A23157—5-V, 2:1 (SPDT), 2-channel analog switch
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TS5A3159—1-Ω on-state resistance, 5-V, 2:1 (SPDT), 1-channel analog switch
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TS5A23159—1-Ω on-state resistance, 5-V, 2:1 (SPDT), 2-channel analog switch with powered-off protection
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MUX36D04—1-pA on-state leakage current, 36-V, 4:1, 2-channel precision analog multiplexer
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MUX36S08—1-pA on-state leakage current, 36-V, 8:1, 1-channel precision analog multiplexer
Power management (5)
Series voltage references
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REF35—650-nA quiescent current, 12-ppm/°C drift, ultra-low-power precision 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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REF2025—8-ppm/°C drift, low-power, dual-output Vref & Vref/2 voltage reference
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REF6041—4.096-V, 5-ppm/°C high-precision voltage reference with integrated buffer & enable pin
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REF6225—2.5-V, 3-ppm/°C high-precision voltage reference with integrated buffer & enable pin
Sensors (3)
Digital temperature sensors
Technical documentation
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