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AT8557/TR
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We source brand-new parts via original manufacturers, franchised distributors or verified independent channels, with incoming inspection. Channel type is confirmed on your quote.

Contact sales or email [email protected] with MPN and quantity. We reply with stock, ETA and reference pricing — confirm before PO.

Reference price and stock shown as of 2026-11-07. Confirm live availability and unit price via RFQ before placing a PO.

AT8557/TR

Zero-Drift RRIO CMOS Op-Amp
Analog Technologies · Instrumentation, OP Amps, Buffer Amps · BOM Matching
Mfr. Part Number
AT8557/TR
Manufacturer
Analog Technologies
Package / Case
SC-74A, SOT-753
Datasheet
Datasheet
Description
Zero-Drift RRIO CMOS Op-Amp
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
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AT8557/TR
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In Stock3,425
Unit
Price
$2.91
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Reference Price
QuantityPrice
1$ 2.9100
Prices are for reference only. The final transaction is subject to confirmation.
As of 2026-11-07 · Valid as reference until 2026-11-14 · Request RFQ for live stock.
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Specification Summary

Package / Case
SC-74A, SOT-753
Supplier Device Package
SOT-23-5
Voltage - Input Offset
20 µV
Voltage - Supply Span (Max)
5.5 V
Voltage - Supply Span (Min)
2.7 V
Current - Input Bias
50 pA
Current - Output / Channel
48 mA
Current - Supply
650µA
Full specifications are listed below. Need alternates or BOM matching? Read BOM guide · Request a quote
Stock status: Sourcing — Lead time quoted on request (often 3–15 business days by channel)
Shortage / allocation / EOL lines may need longer — ask via RFQ.
Reference price and stock shown as of 2026-11-07. Confirm live availability and unit price via RFQ before placing a PO.
Lead time FAQ Authenticity FAQ MOQ FAQ
Specifications
Product Description
Purchase & Inquiry
Amplifier Type
CMOS, Zero-Drift
Gain Bandwidth Product
4.3 MHz
Current - Input Bias
50 pA
Voltage - Input Offset
20 µV
Voltage - Supply Span (Min)
2.7 V
Voltage - Supply Span (Max)
5.5 V
-3db Bandwidth
-
Current - Output / Channel
48 mA
Current - Supply
650µA
Number of Circuits
1
Slew Rate
2.5V/µs
Operating Temperature
-40°C ~ 125°C (TA)
Output Type
Rail-to-Rail
Mounting Type
Surface Mount
Package / Case
SC-74A, SOT-753
Supplier Device Package
SOT-23-5
Zero-Drift RRIO CMOS Op-Amp
Brand Introduction

Founded in 1997, Analog Technologies, Inc. (ATI), specializes in the R&D and production of analog and digital electronic hardware modules, sub-systems, and systems. Our main product lines include laser drivers, TEC (Thermo-Electric Cooler) controllers, TECs, high precision and high stability thermistors, customized heat sinks, SMT (SMD) resistor kits, SMT (SMD) capacitor kits, SMT (SMD) inductor kits, LED drivers, LED lights, and more.

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Buying FAQ — AT8557/TR

Answer-first notes for stock, authenticity, lead time and quoting. Marked up as FAQPage.

How do I buy AT8557/TR from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes AT8557/TR. We reply with stock, channel note, reference price and ETA.

Is the listed price final?

Prices on the product page are reference only. Confirm unit price, currency and validity via RFQ before placing a PO.

How fresh is the stock figure?

Stock and reference price show an as-of date on the page. Ask for a live confirm — allocation lines can change daily.

How do you source authentic parts?

We source from manufacturers, franchised distributors and verified independents, then inspect incoming lots. See /anti-counterfeit/.

What is a typical lead time?

In-stock lines often ship within 24–48 hours after confirmation. Sourcing / allocation ETAs are quoted per line — see /lead-time-shipping/.
BOM matching · Anti-counterfeit · Lead time & shipping

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