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FSA839UCX
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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 2026-09-22. Confirm live availability and unit price via RFQ before placing a PO.

FSA839UCX

LOW-VOLTAGE. 0.8OHM SPDT ANALOG
· Analog Switches, Multiplexers, Demultiplexers · BOM Matching
Mfr. Part Number
FSA839UCX
Manufacturer
None
Package / Case
6-UFBGA, WLCSP
Datasheet
Datasheet
Description
LOW-VOLTAGE. 0.8OHM SPDT ANALOG
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
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FSA839UCX
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In Stock7,332
Unit
Price
$0.27
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Reference Price
QuantityPrice
1$ 0.2700
Prices are for reference only. The final transaction is subject to confirmation.
As of 2026-09-22 · Valid as reference until 2026-09-29 · Request RFQ for live stock.
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Specification Summary

Package / Case
6-UFBGA, WLCSP
Supplier Device Package
6-WLCSP (1.23x0.88)
Voltage - Supply, Single (V+)
1.65V ~ 5.5V
Current - Leakage (IS(off)) (Max)
10nA
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
-3db Bandwidth
60MHz
Channel Capacitance (CS(off), CD(off))
50pF
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 2026-09-22. Confirm live availability and unit price via RFQ before placing a PO.
Lead time FAQ Authenticity FAQ MOQ FAQ
Specifications
Product Description
Purchase & Inquiry
Channel-to-Channel Matching (ΔRon)
-
Switch Time (Ton, Toff) (Max)
25ns, 20ns
Charge Injection
70pC
Channel Capacitance (CS(off), CD(off))
50pF
Current - Leakage (IS(off)) (Max)
10nA
Crosstalk
-55dB @ 1MHz
-3db Bandwidth
60MHz
Multiplexer/Demultiplexer Circuit
2:1
On-State Resistance (Max)
750mOhm
Switch Circuit
SPDT
Voltage - Supply, Dual (V±)
-
Voltage - Supply, Single (V+)
1.65V ~ 5.5V
Mounting Type
Surface Mount
Number of Circuits
1
Operating Temperature
-40°C ~ 85°C (TA)
Package / Case
6-UFBGA, WLCSP
Supplier Device Package
6-WLCSP (1.23x0.88)
LOW-VOLTAGE. 0.8OHM SPDT ANALOG
Brand Introduction
None
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Buying FAQ — FSA839UCX

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

How do I buy FSA839UCX from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes FSA839UCX. 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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