How does FPGAX verify the quality of CX81801-33?

FPGAX works with qualified suppliers and applies quality control procedures to support traceable and reliable sourcing of electronic components.

Is the stock information for CX81801-33 accurate?

Inventory may change frequently. Please submit an RFQ to confirm the latest stock availability, pricing and lead time.

How can I get the datasheet for CX81801-33?

If a datasheet is available, it is provided on this page. You can also contact FPGAX for technical support and sourcing assistance.

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CX81801-33

Q: How to order CX81801-33 on FPGAX?

Submit the RFQ form with your required quantity and contact information. Our sourcing team will review your request and respond with pricing, availability and procurement support.

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Active RoHS Compliant 128-QFP Bulk

Part Number: CX81801-33

Manufacturer: Conexant

Category: Modems - ICs and Modules

Package: 128-QFP

Datasheet: CX81801-33.pdf

1,440 pcs available Inventory is subject to confirmation

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FPGAX Product Review

CX81801-33 Procurement & Engineering Review

This review is prepared to help engineers, buyers and sourcing teams evaluate CX81801-33 from procurement risk, quality verification, BOM support and production-use perspectives.

Review Focus Sourcing / Quality / BOM

Supplier Role Semiconductor Solutions Partner

Service Scope Components, PCB, SMT, PCBA

FPGAX Sourcing Experience

FPGAX provides electronic component sourcing support for global customers. Our support covers early-stage research and development, prototype builds, NPI preparation, mass production purchasing and long-term component supply planning.

Global: Electronic component sourcing support

Quality: Channel review and quality verification support

BOM: Multi-line sourcing and purchasing support

Quality Review Before Quotation

For parts such as CX81801-33, procurement should not be based only on price or stock. FPGAX focuses on supplier background, channel source, product condition, packaging status, date code, label information and document availability before quotation confirmation.

Supplier Screening

Review supplier reliability, transaction history and channel stability.

Traceability Review

Check label, batch, date code and available supporting documents.

Packaging Condition

Confirm packing status, moisture-sensitive handling and storage condition when applicable.

Visual Verification

Inspect marking, surface condition, lead condition and consistency before shipment.

Engineering Verification Notes

Before using CX81801-33 in a new design or maintenance project, engineers should verify the official manufacturer datasheet and compare operating conditions with actual circuit requirements.

Confirm supply voltage range, input/output range and circuit operating environment.
Review bandwidth, gain, noise and stability requirements against the application circuit.
Check package footprint, soldering process and PCB layout requirements before production.
Verify whether the selected batch, package suffix and order code match the required design.
For replacement use, confirm electrical compatibility instead of relying only on similar part numbers.

BOM Sourcing Support

FPGAX supports BOM services backed by component supply. For projects involving multiple ICs, passive components, connectors, modules or production materials, our team can help review shortages, supplier availability, lead time and alternative sourcing options.

1: BOM Review
Check part numbers, brands, package requirements and quantities.

2: Availability Check
Review stock, lead time, channel source and sourcing feasibility.

3: Risk Feedback
Highlight hard-to-find, obsolete, long-lead-time or high-risk parts.

4: Quotation Support
Provide procurement options based on quantity, delivery and quality requirements.

Procurement Risk Points

Semiconductor procurement may involve stock fluctuation, price changes, package suffix differences, lifecycle changes and market availability risk. For CX81801-33, the final purchase decision should be based on confirmed quotation, available batch information and engineering approval.

Important procurement reminder

Do not approve a replacement part only by similar function or similar model name. Pinout, package, electrical parameters, temperature range and application conditions must be checked before purchasing or production use.

Supply Chain Review Method

FPGAX supports customers through a managed electronic component supply network. Our internal review focuses on channel reliability, quality control, sales management and order execution management.

Channel Review	Supplier background, sourcing route, stock stability and delivery feasibility.
Quality Control	Label, package, appearance, batch consistency and document review where available.
Order Management	Quotation confirmation, quantity confirmation, shipment plan and after-sales tracking.
Project Support	R&D, prototype, NPI, production preparation and mass production purchasing support.

PCB, SMT and PCBA Solution Support

In addition to electronic component supply, FPGAX can support customers with PCB, SMT and PCBA solutions. This helps customers connect component procurement with board-level manufacturing needs and accelerate project delivery.

Component Supply

Support semiconductor and electronic component procurement for project demand.

PCB Support

Assist with board-related project requirements and production coordination.

SMT Support

Connect component preparation with assembly process requirements.

PCBA Support

Support integrated procurement and assembly delivery for project acceleration.

Recommended Purchase Decision Flow

For engineering and purchasing teams, the recommended process is to confirm technical fit first, then confirm supply source, price, lead time and quality requirements before final order approval.

Datasheet Check Application Fit Stock Review Quality Confirmation Order Approval

Review Notice

This content is provided for procurement reference, sourcing evaluation and engineering review support. Product parameters, electrical characteristics, lifecycle status and final application suitability must be verified using official manufacturer documentation and project-specific engineering requirements.

Product attributes: Attribute value

Manufacturer:: Conexant

Series:: -

Package/Case:: 128-QFP

Packaging:: Bulk

Product Status:: Obsolete

Data Format:: V.21, V.22, V.22B, V.23, V.32, V.32B, V.34, V.90, Bell 103, Bell 212

Baud Rates:: -

Voltage - Supply:: 3.3V

Mounting Type:: Surface Mount

Supplier Device Package:: 128-LFQFP

1. How to order CX81801-33 on FPGAX?

Currently, FPGAX only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

2. How does FPGAX guarantee that CX81801-33 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the CX81801-33. All suppliers must pass our qualification reviews before they can publish their products including CX81801-33 on FPGAX; we pay more attention to the channels and quality of CX81801-33 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the CX81801-33 price and inventory displayed accurate?

The price and inventory of CX81801-33 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.

5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of CX81801-33?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the CX81801-33 we delivered, we will accept the replacement or return of the CX81801-33 only when all of the below conditions are fulfilled:

(1) Such as a deficiency in quantity, delivery of wrong items, and apparent external defects such as breakage and rust, and we acknowledge such problems.

(2) We are informed of the defect described above within 90 days after the delivery of CX81801-33.

(3) The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1) Inform us within 90 days.

(2) Obtain Requesting Return Authorizations.

7. How to contact us to get technical supports, such as CX81801-33 pin diagram, CX81801-33 datasheet?

If you need any after-sales service, please do not hesitate to contact us.

Image
Part Number	CX81801-33	CX81801-64	CX81801-63	CX81801-32
Manufacturer	Conexant	Conexant	Conexant	Conexant
Series	-	-	-	-
Package/Case	128-QFP	28-VFCLGA	28-VFCLGA	28-VFCLGA
Packaging	Bulk	Bulk	Bulk	Bulk
Product Status	Obsolete	Active	Active	Active
Data Format	V.21, V.22, V.22B, V.23, V.32, V.32B, V.34, V.90, Bell 103, Bell 212	V.32, V.34, V.90	V.32	V.21, V.22, V.22B, V.23, V.32, V.32B, V.34, V.90, Bell 103, Bell 212
Baud Rates	-	56k	56k	56k
Voltage - Supply	3.3V	3V ~ 3.6V	3V ~ 3.6V	3V ~ 3.6V
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Supplier Device Package	128-LFQFP	28-CTLGA (11x6.4)	28-CTLGA (11x6.4)	28-CTLGA (11x6.4)

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