STMicroelectronics LM258AST — Analog & Data Acquisition
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STMicroelectronics / Analog & Data Acquisition

LM258AST Dual General-Purpose Op-Amp, AEC-Q100, 1.1 MHz

MPN LM258AST
End of Life Spot Stock · 24-48h Dispatch 100% Original Sealed

STMicroelectronics LM258AST, 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-MiniSO package.

In Stock: 16,000 pcs
MOQ: 1 pcs
Logistics: DHL / FedEx DAP (Global Express · 3-7d) Russia & CIS DDP (Door-to-Door Cleared)
Dispatch: Shenzhen / HK
Unit Price (USD)
$1.46 / pc
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$1.46
10+ pcs
$1.31
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$1.20
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$1.08
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$1.01
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$0.95
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[SPEC] Essential Parameters Snapshot Full Specifications (14)
Package / Case 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supply Voltage 30 V
Output / Current 40 mA

Full Technical Specifications

14 Parameters
LM258AST specifications
Parameter / AttributeSpecification / Value
SeriesAutomotive, AEC-Q100
MountingSurface Mount
Amplifier typeGeneral Purpose
Voltage - input offset1 mV
Voltage - supply span30 V
Current - supply700µA (x2 Channels)
Current - input bias20 nA
Current - output (Channel)40 mA
Operating temperature-40°C ~ 105°C
Gain bandwidth product1.1 MHz
PackageTape & Reel (TR); Cut Tape (CT)
Slew rate0.6V/µs
Case8-TSSOP, 8-MSOP (0.118\", 3.00mm Width)
Number of circuits2
Series Sibling Variants

STMicroelectronics Automotive, AEC-Q100 Series Models

Sibling variants, package options, and speed/density grades in this STMicroelectronics semiconductor series. Active Shenzhen warehouse allocation and rapid 24-48h dispatch.

Technical Details & Description

AEC-Q100 qualified dual op-amp for automotive signal chains

The 1.1 MHz gain-bandwidth product and 0.6 V/µs slew rate are adequate for sensor conditioning, actuator drive, and low-speed filtering in 12 V and 24 V vehicle electrical systems. Supply span from 3 V to 30 V allows direct rail connection in both 5 V logic and 24 V truck/industrial buses without an extra regulator. Each of the two channels draws 700 µA supply current, keeping the total quiescent load under 1.4 mA — a practical fit for always-on ECU modules where standby budget is tight.

Package and footprint — 8-MiniSO (MSOP-8)

The LM258AST is supplied in an 8-lead MiniSO package (also referred to as 8-TSSOP or 8-MSOP with 0.118" body width, 3.00 mm). This is a surface-mount footprint compatible with standard MSOP-8 land patterns.

Frequently asked questions

Is LM258AST suitable for automotive applications?

Yes. This covers passenger-cabin and many under-hood sensor interface applications.

Can LM258AST replace LM358?

The LM258AST is functionally similar to the industry-standard LM358 dual op-amp — same general-purpose amplifier type, dual channels, and wide supply range. However, the LM258AST is AEC-Q100 qualified and specified over -40°C to 105°C, while many LM358 variants are commercial or industrial grade. Pin compatibility depends on the specific package; the LM258AST comes in an 8-MiniSO footprint, not the traditional SOIC-8 or DIP-8 of the LM358. Verify the PCB land pattern before substitution.

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