ATR4256-TKQY
IC FREQ SYNTH RADIO TUNER 20SSO
Quick Answer: ATR4256-TKQY from Microchip Technology is a broadcast radio tuner frequency synthesizer IC used in RF, microwave or wireless front-end designs.
- Manufacturer
- Microchip Technology
- Product Category
- RF Miscellaneous ICs & Modules
- Package
- -
- Stock
- 1,040 pcs
- Availability
- Current quantity subject to confirmation.
Product Attributes
| Manufacturer | Microchip Technology |
|---|---|
| Product Category | RF Miscellaneous ICs & Modules |
| Function | Frequency Synthesizer |
| Min Qty | 0 |
| Mounting Type | Surface Mount |
| Package | Tape & Reel (TR) |
| Product status | Obsolete |
| RF Type | Broadcast Radio |
| Secondary Attributes | Buffered Outputs |
| Datasheet | View Datasheet PDF |
Procurement Snapshot
Key supply and purchasing information for ATR4256-TKQY.
Why Source from Antrex Electronics?
Independent distribution support for verified sourcing, inspection and international procurement requirements.
Independent Distribution Support
Shortage, obsolete and hard-to-find component sourcing for production and procurement requirements.
Traceability Review
Label, lot, date code and available supply-chain documentation can be reviewed before order confirmation.
Inspection & Testing
Visual inspection, X-ray and third-party testing support can be arranged when required.
Global Procurement Support
Support for OEM, EMS, distributors and international sourcing requirements across individual parts and BOM projects.
Credentials & Verification Support
Quality controls, traceability review and inspection support for electronic component sourcing.
Detailed Description for ATR4256-TKQY
Product Overview
ATR4256-TKQY from Microchip Technology is a broadcast radio tuner frequency synthesizer IC used in RF, microwave or wireless front-end designs. This product detail focuses on practical RF function, operating range, control/interface requirements and sourcing relevance for engineering and procurement teams.
The exact suffix should be matched against the original BOM because RF behavior can depend on package, die or reel option, control logic, bias network and qualified operating conditions.
Key Features
- Manufacturer: Microchip Technology
- Part Number: ATR4256-TKQY
- Device Type: Frequency synthesizer for broadcast radio tuning
- RF Function: PLL / frequency-synthesizer support IC for radio tuner front ends
- Radio Application: Broadcast radio tuner designs requiring buffered outputs and controlled tuning reference generation
- Interface / Control: Tuner control interface and synthesizer programming depend on exact ATR4256 suffix
- Package / Case: 20-SSO package class listed for ATR4256-TKQY/TKSY order codes
- System Role: Synthesizer companion IC for AM/FM tuner or broadcast receiver modules
- Design Notes: Confirm PLL reference, output buffering, control bus and package before replacing ATR4256 variants.
Applications
Automotive radio tuners, broadcast receiver modules and AM/FM front-end synthesizer circuits.
Maintenance and shortage support for older Atmel/Microchip broadcast radio tuner boards.
Quality & Sourcing
Antrex Electronics can support sourcing for ATR4256-TKQY through available stock checks, BOM consolidation and alternative-lot review. For RF and microwave ICs or modules, packaging condition, date code, MSL handling, ESD control and original labeling should be checked before shipment.
For shortage coverage, repair support or project builds, Antrex Electronics can coordinate visual inspection, package verification and third-party testing when required. This helps buyers manage risk when sourcing discontinued, legacy or hard-to-find RF miscellaneous ICs and modules.
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