LM2904AYDT

STMicroelectronics

STMicroelectronics LM2904AYDT, Automotive AEC-Q100, dual general-purpose op-amp, 1.1 MHz gain bandwidth, 0.6 V/µs slew rate, 3 V to 30 V supply, 8-SOIC package, -40 to 125°C.

STMicroelectronics LM2904AYDT
Download datasheet (PDF)
[IN STOCK] In Stock: 4,520 pcs
$0.35/ pc

Volume pricing

Buy Now

Subtotal:$1.75

MOQ 5 · Tape & Reel (TR); Cut Tape (CT) · RoHS · EIA-481 · DAP/DDP · T/T

Technical specifications

LM2904AYDT specifications
Parameter / AttributeSpecification / Value
SeriesAutomotive, AEC-Q100
Output typeSingle-Ended
MountingSurface Mount
Amplifier typeGeneral Purpose
Voltage - input offset1 mV
Voltage - supply span30 V
Current - supply700µA
Current - input bias20 nA
Current - output (Channel)40 mA
Operating temperature-40°C~125°C
Gain bandwidth product1.1 MHz
PackageTape & Reel (TR); Cut Tape (CT)
Slew rate0.6V/µs
Case8-SOIC (0.154\", 3.90mm Width)
Number of circuits2
100% Footprint Match · Solder-Ready (No PCB Redesign Needed)

Need Stock or a Drop-in Second-Source for LM2904AYDT?

Package: SOIC-8 · Pin-compatible replacements with immediate Shenzhen spot stock

Footprint Match 100%
Supply Chain & Allocation Reality:

The ubiquitous dual op-amp designed in the 1970s. While cheap, legacy bipolar LM358 parts suffer from crossover distortion and output swing limited to V+ - 1.5V. Modern precision drop-in replacements like SGMicro SGM8552 and 3PEAK TP358 deliver rail-to-rail I/O, lower offset voltage, and microamp quiescent power at comparable pricing.

Verified Pin-Compatible Replacements (2 verified alternatives)

SGM8552-SR SGMicro SOIC-8
100% Drop-in (Zero Code Change)
Availability & Target Pricing:

Rail-to-Rail Performance with High Dynamic Range ADC Support

Shenzhen Spot Inventory (24h Dispatch)

Electrical & Core Specs:

1.5 MHz Gain Bandwidth, Rail-to-Rail Input and Output

2.5V – 5.5V single supply (or ±1.25V to ±2.75V dual)

Compatibility & Drop-In Notes: No firmware interaction. Analog signal conditioning drop-in.
Package & Solder Footprint: Direct pin-for-pin replacement in SOIC-8 / MSOP-8. Rail-to-rail output swing allows full 0V to 3.3V / 5.0V ADC dynamic range utilization without losing 1.5V overhead.
Shenzhen Warehouse Stock & MOQ: SGMicro is China premier precision analog IC manufacturer; Tier-1 automotive and mobile OEM approved.
TP358-SR 3PEAK SOIC-8
100% Drop-in (Zero Code Change)
Availability & Target Pricing:

Large Factory Buffer Stock & Zero Allocation Risk

Large Factory Buffer Stock

Electrical & Core Specs:

1.0 MHz GBW, Low Quiescent Current (60 µA/ch)

2.1V – 5.5V single supply

Compatibility & Drop-In Notes: None.
Package & Solder Footprint: Direct solder drop-in on standard SOIC-8 op-amp layout.
Shenzhen Warehouse Stock & MOQ: Zero allocation risk; full factory COC and batch reel traceability.
Buyer & Quality Checklist for Sourcing Alternatives
  • Check maximum supply voltage: legacy bipolar LM358 operates up to 32V; if your circuit runs on 12V–24V supply rails, select high-voltage variants (e.g., SGM8272 or TP156) instead of 5.5V rail-to-rail models.
  • Confirm ADC input scaling: rail-to-rail output swings up to VCC - 10mV, allowing higher dynamic measurement resolution for current sense shunts.
Frequently Asked Technical Questions

Q: When should I upgrade from legacy LM358 to SGM8552 or TP358?

A: Upgrade if your system operates on 3.3V or 5V logic rails and feeds an internal microcontroller ADC. Legacy LM358 cannot drive outputs higher than ~1.8V on a 3.3V supply, throwing away nearly half of your ADC conversion resolution. Rail-to-rail alternatives solve this instantly with zero board changes.

Technical details

Automotive-grade dual op-amp for sensor conditioning and actuator feedback

It is part of the LM2904 family and comes in the standard 8-SOIC surface-mount package.

Supply rail flexibility and temperature range for under-hood use

The LM2904AYDT operates from a single or split supply spanning 3 V to 30 V, covering the automotive battery voltage range (12 V nominal) without a dedicated regulator.

Bandwidth and drive capability for signal-conditioning loops

With a 1.1 MHz gain-bandwidth product and a 0.6 V/µs slew rate, this op-amp is suited for filtering and amplification in automotive sensor interfaces — pressure, temperature, and position sensors — where the signal bandwidth stays below 100 kHz.

Input offset and bias for precision constraints

These levels are adequate for non-precision sensor conditioning where the signal swing is tens of millivolts or more. For sub-millivolt accuracy, a zero-drift amplifier would be needed. The supply current of 700 µA per amplifier keeps the thermal load low in densely populated automotive PCBs.

Active production and procurement posture

The single-ended output and 8-SOIC footprint are industry-standard, easing second-sourcing if needed.

LM2904AYDT
[ALLOC] verified
Quote