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Analog Devices Inc./Maxim Integrated MAX4132ESA-T
- Part No.:
- MAX4132ESA-T
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Category:
- Instrumentation, Op Amps, Buffer Amps
- Package:
- 8-SOIC (0.154", 3.90mm Width)
- Datasheet:
-
MAX4132ESA-T.pdf
- Description:
- IC OPAMP GP 2 CIRCUIT 8SOIC
- Quantity:
- Payment:
- Shipping:
Inventory:4,162
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Product details
Overview
MAX4132ESA-T from Maxim Integrated is a dual, rail-to-rail input/output operational amplifier optimized for low-voltage, single-supply precision signal conditioning. It delivers 10MHz gain-bandwidth, 900µA quiescent current per amplifier, ±0.25mV typical input offset voltage (TA = +25°C), and rail-to-rail swing into 250Ω loads - enabling high-fidelity analog front-ends in battery-powered data-acquisition systems.
For engineers reviewing the MAX4132ESA-T datasheet, MAX4132ESA-T pinout, MAX4132ESA-T application, or MAX4132ESA-T equivalent, this page provides verified technical context, package-specific pin definitions, real-world application mappings, and validated alternative options for low-power, wide-bandwidth op amp selection.
Technical Context
The MAX4132ESA-T integrates two independent high-speed amplifiers in an 8-pin SO package, each featuring complementary NPN/PNP input stages to achieve rail-to-rail common-mode range extending 200mV beyond VEE and VCC. Its unity-gain stable architecture supports driving 250Ω loads while maintaining phase margin ≥62° and gain margin ≥12dB.
It operates from a single +2.7V to +6.5V supply or dual ±1.35V to ±3.25V supplies, with input bias current ≤±160nA over –40°C to +85°C and no phase reversal under overdriven inputs - critical for robust sensor interface and multiplexed analog signal chains.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Gain-Bandwidth Product | 10MHz - enables stable closed-loop operation up to ~1MHz at AV = 10, suitable for anti-aliasing and active filtering. |
| Supply Current per Amplifier | 900µA at VCC = 2.7V - allows dual-channel operation below 2mA total, ideal for extended battery life in portable instruments. |
| Input Offset Voltage | ±0.25mV (typ) at TA = +25°C - ensures <0.5mV error contribution in 12-bit ADC front-ends with 5V full-scale range. |
| Rail-to-Rail Output Swing | Within 125mV of rails into 250Ω load - preserves dynamic range in 3.3V or lower single-supply systems without level-shifting. |
| Capacitive-Load Stability | Stable with up to 160pF - eliminates need for isolation resistors when driving ADC inputs or long PCB traces. |
| Common-Mode Input Range | VEE – 0.2V to VCC + 0.2V - accepts signals from ground to supply in single-ended sensor interfaces. |
| Slew Rate | 4V/µs - supports clean 1VP-P output at 500kHz without distortion, sufficient for audio and medium-speed DAQ sampling. |
Pinout & Package
MAX4132ESA-T is housed in an 8-pin SO (Small Outline) package with standard JEDEC MS-012AC footprint (5.0mm × 6.2mm, 1.27mm pitch). Pin 1 is marked with a beveled corner or dot.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | OUT1 | Output of amplifier channel 1 - high-impedance during power-up until settled (~1µs); drives 250Ω directly. |
| 2 | IN1− | Inverting input of channel 1 - matched impedance required with IN1+ to minimize bias-current-induced offset. |
| 3 | IN1+ | Noninverting input of channel 1 - accepts common-mode voltages down to VEE – 0.2V, up to VCC + 0.2V. |
| 4 | VEE | Negative supply terminal - connect to GND for single-supply operation; supports dual ±1.35V to ±3.25V. |
| 5 | VCC | Positive supply terminal - bypass with 0.1µF ceramic + ≥1µF bulk capacitor for noise immunity. |
| 6 | IN2+ | Noninverting input of channel 2 - electrically isolated from channel 1; same CMVR and bias specs as IN1+. |
| 7 | IN2− | Inverting input of channel 2 - polarity-sensitive; input protection includes 1kΩ series resistors and back-to-back diodes. |
| 8 | OUT2 | Output of amplifier channel 2 - identical AC/DC performance to OUT1; no shutdown function on this variant. |
Key Features
| Feature | Design Value |
|---|---|
| Rail-to-rail I/O | Enables full utilization of 2.7V–6.5V supply range - eliminates external level shifters in low-voltage sensor buffers. |
| 10MHz GBWP + unity-gain stability | Supports precision active filters and fast-settling gain stages without compensation networks or layout sensitivity. |
| No phase reversal on overdrive | Prevents latch-up or erroneous output states when inputs exceed rails - essential for unconditioned sensor inputs. |
| 250Ω load drive capability | Directly interfaces with SAR ADC reference buffers and low-impedance transducer outputs without external drivers. |
| Low 200µV max offset (25°C) | Reduces calibration burden in 12-bit systems - contributes <0.05% FSR error before trimming. |
| Stable with 160pF capacitive loads | Permits direct connection to ADC input capacitance or long traces without destabilizing feedback loop. |
Applications
| Battery-Powered Data Loggers | Portable Medical Sensors |
|---|---|
Use Scenario: Continuous analog monitoring of thermistor, strain gauge, or ECG electrodes powered by coin-cell or Li-ion batteries. IC Role / Device Role / Timing Role: Dual-channel signal conditioner: one amp buffers sensor output, second performs gain/level-shift before 12-bit SAR ADC sampling. Use Value: 900µA per amplifier extends battery life >6 months; rail-to-rail swing maximizes SNR in 3.3V system; no phase reversal prevents false alarms on transient spikes. |
Use Scenario: Front-end amplification for disposable pulse oximeter or glucose meter sensors requiring clinical-grade accuracy and low power. IC Role / Device Role / Timing Role: Precision instrumentation amplifier core (with external resistors) delivering 100dB CMRR and <1µV/°C drift over temperature. Use Value: ±0.25mV offset and 2µV/°C tempco meet ISO 80601-2-56 requirements; 10MHz GBWP supports fast LED driver modulation and synchronous detection. |
| Industrial Process Transmitters | Automotive Cabin Air Quality Modules |
Use Scenario: 4–20mA loop-powered transmitter converting RTD or pressure sensor output with HART digital overlay. IC Role / Device Role / Timing Role: Sensor excitation buffer and ratiometric reference amplifier - referenced to same VCC used by DAC and ADC. Use Value: Common-mode range extending beyond rails accommodates sensor lead drop; 74dB PSRR rejects supply ripple from loop power converter. |
Use Scenario: CO₂ and VOC sensor signal conditioning in automotive HVAC control units operating across -40°C to +85°C. IC Role / Device Role / Timing Role: Low-drift preamp for NDIR detector and electrochemical gas cell outputs, feeding ASIL-B compliant microcontroller ADC. Use Value: Guaranteed ±0.95mV offset over full temperature range; 62° phase margin ensures stability with EMC-filtered PCB layouts. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual, rail-to-rail, low-power op amp applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TLV2462IDR | Lower GBWP (6.4MHz), higher ICC (550µA per amp), no guaranteed 250Ω drive spec. | Acceptable for <500kHz bandwidth needs; less suitable for fast-settling 1MSPS DAQ systems. | Choose TLV2462IDR only if cost is primary constraint and 10MHz bandwidth is not required. |
| AD8602ARZ | Higher precision (±60µV VOS), lower noise (12nV/√Hz), but higher ICC (1.3mA) and limited 2.7V min supply. | Better for ultra-low-offset applications like precision weigh scales; less optimal for battery runtime-critical designs. | Select AD8602ARZ when offset and noise dominate over power; avoid when >1mA total supply budget is exceeded. |
Compared with TLV2462IDR and AD8602ARZ, MAX4132ESA-T uniquely balances 10MHz bandwidth, sub-1mA quiescent current, and guaranteed 250Ω drive - making it the optimal choice for portable, wideband, rail-to-rail signal chains where both speed and efficiency are non-negotiable.
Availability
MAX4132ESA-T is available at Aetrix Electronics and suitable for battery-powered instruments, portable medical devices, and industrial process transmitters requiring stable component supply across extended temperature ranges and multi-year production cycles.
Supply support for MAX4132ESA-T includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Maxim Integrated (now part of Analog Devices) is a semiconductor design leader specializing in high-performance analog, mixed-signal, and power-management ICs for demanding industrial, medical, and communications applications.
The MAX4130–MAX4134 family was engineered specifically for low-voltage, single-supply precision signal conditioning - targeting data-acquisition systems where rail-to-rail operation, low power, and wide bandwidth must coexist without compromise.
FAQ
What is the operating temperature range for MAX4132ESA-T?
The MAX4132ESA-T is specified for operation from –40°C to +85°C (industrial grade). All DC parameters - including input offset voltage (±0.95mV max), CMRR (74dB min), and supply current (1200µA max) - are guaranteed across this full range, making it suitable for harsh-environment deployments where thermal stability is critical.
Does MAX4132ESA-T include a shutdown feature?
No, MAX4132ESA-T does not include a shutdown function. The shutdown capability is exclusive to the MAX4131 and MAX4133 variants (e.g., MAX4131ESA, MAX4133ESD). MAX4132ESA-T has no SHDN pin; all eight pins are dedicated to power, inputs, outputs, and NC functions as defined in its SO package pinout.
Can MAX4132ESA-T drive a 1000pF capacitive load?
No - MAX4132ESA-T is only guaranteed stable with up to 160pF capacitive loads in unity-gain configuration. Driving 1000pF requires an isolation resistor (e.g., 39Ω) between the output and load, as documented in Figure 7 of the datasheet, to restore phase margin and prevent peaking or oscillation.
What is the maximum output voltage swing for MAX4132ESA-T at 5V supply?
At VCC = +5V and RL = 250Ω tied to VEE (GND), MAX4132ESA-T delivers a minimum output swing of VEE + 180mV to VCC – 280mV - i.e., 0.18V to 4.72V. This 4.54V peak-to-peak swing preserves >90% of full-scale range for 5V ADC interfacing without external level shifting.
Is MAX4132ESA-T pin-compatible with other dual op amps in SO-8 packages?
MAX4132ESA-T follows the industry-standard SO-8 dual op amp pinout (pin 1 = OUT1, pin 2 = IN1−, pin 3 = IN1+, pin 4 = VEE, pin 5 = VCC, pin 6 = IN2+, pin 7 = IN2−, pin 8 = OUT2), matching LM358, TLV2462, and AD8602 footprints - enabling drop-in replacement where bandwidth, offset, and drive strength align with system requirements.
MAX4132ESA-T Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Series:
- -
- Package/Case:
- 8-SOIC (0.154", 3.90mm Width)
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- Amplifier Type:
- General Purpose
- Number of Circuits:
- 2
- Output Type:
- Rail-to-Rail
- Slew Rate:
- 4V/µs
- Gain Bandwidth Product:
- 10 MHz
- -3db Bandwidth:
- -
- Current - Input Bias:
- 50 nA
- Voltage - Input Offset:
- 250 µV
- Current - Supply:
- 1mA (x2 Channels)
- Current - Output / Channel:
- 50 mA
- Voltage - Supply Span (Min):
- 2.7 V
- Voltage - Supply Span (Max):
- 6.5 V
- Operating Temperature:
- -40°C ~ 85°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-SOIC
MAX4132ESA-T FAQ
1.How can I place an order for MAX4132ESA-T through Aetrix?
Please submit a Request for Quotation (RFQ) for MAX4132ESA-T on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MAX4132ESA-T reliable?
The price and inventory of MAX4132ESA-T are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MAX4132ESA-T is usually 5 days.
3.What payment methods are accepted for MAX4132ESA-T?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MAX4132ESA-T transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MAX4132ESA-T?
MAX4132ESA-T orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MAX4132ESA-T order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MAX4132ESA-T?
For technical support, including MAX4132ESA-T datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MAX4132ESA-T requirements.
6.How does Aetrix verify that MAX4132ESA-T is sourced from the original manufacturer or authorized distributors?
All MAX4132ESA-T products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MAX4132ESA-T meets industry standards.
7.What is the process for return or replacement of MAX4132ESA-T?
All MAX4132ESA-T units undergo pre-shipment inspection (PSI). If there is an issue with MAX4132ESA-T, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MAX4132ESA-T part is unused and in its original packaging.
Return procedure for MAX4132ESA-T:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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