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CA3140AT/B
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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 2026-11-05. Confirm live availability and unit price via RFQ before placing a PO.

CA3140AT/B

CA3140 - OPERATIONAL AMPLIFIER,
Rochester Electronics · Instrumentation, OP Amps, Buffer Amps · BOM Matching
Mfr. Part Number
CA3140AT/B
Manufacturer
Rochester Electronics
Package / Case
TO-99-8 Metal Can
Datasheet
Datasheet
Description
CA3140 - OPERATIONAL AMPLIFIER,
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
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CA3140AT/B
Rochester Electronics
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In Stock8,952
Unit
Price
$255.36
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Reference Price
QuantityPrice
1$ 255.3600
Prices are for reference only. The final transaction is subject to confirmation.
As of 2026-11-05 · Valid as reference until 2026-11-12 · Request RFQ for live stock.
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Specification Summary

Package / Case
TO-99-8 Metal Can
Supplier Device Package
TO-99-8
Voltage - Input Offset
2 mV
Voltage - Supply Span (Max)
36 V
Voltage - Supply Span (Min)
4 V
Current - Output / Channel
40 mA
Current - Supply
4mA
Operating Temperature
-55°C ~ 125°C
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 2026-11-05. 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
General Purpose
Gain Bandwidth Product
4.5 MHz
Current - Input Bias
-
Voltage - Input Offset
2 mV
Voltage - Supply Span (Min)
4 V
Voltage - Supply Span (Max)
36 V
-3db Bandwidth
-
Current - Output / Channel
40 mA
Current - Supply
4mA
Number of Circuits
1
Slew Rate
9V/µs
Operating Temperature
-55°C ~ 125°C
Output Type
-
Mounting Type
Through Hole
Package / Case
TO-99-8 Metal Can
Supplier Device Package
TO-99-8
CA3140 - OPERATIONAL AMPLIFIER,
Brand Introduction

Rochester Electronics is the world’s largest continuous source of semiconductors–100% Authorized by over 70 leading semiconductor manufacturers. Rochester's comprehensive semiconductor lifecycle solutions include authorized distribution, licensed manufacturing, and manufacturing services.

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Buying FAQ — CA3140AT/B

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

How do I buy CA3140AT/B from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes CA3140AT/B. 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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