AK4125VF - 192kHz 24-Bit Stereo Audio SRC | AKM
부품 번호: AK4125VF ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
AK4125VF 개요
A sample rate converter is an interface IC that changes the numerical sampling rate of a digital audio stream without requiring analog reconversion. Within the signal-chain hierarchy of semiconductor, interface IC, audio codec, and digital audio converter, the AK4125VF sits between source and destination audio devices. Its asynchronous operation allows the source and destination clocks to differ, making it useful in digital audio routing, recording, playback, broadcast, and consumer-equipment architectures.
The verified product listing identifies the AK4125VF as a 2-channel, 24-bit converter reaching 192 kHz, with the device described as a high-performance asynchronous sample rate converter. Its input and output sample-rate coverage of 8 kHz through 216 kHz provides useful flexibility for studio, broadcast, and multimedia clock domains. The 30-VSOP, 0.220-inch, 5.60 mm-wide package is suitable for compact surface-mount audio equipment, although its pin count requires careful routing and connector-style layout planning.
AK4125VF uses digital audio interfacing, with I²S identified in the verified distributor specification data. This makes it appropriate for systems whose source and sink expose compatible digital audio streams but cannot share a common sample-rate clock. In such designs, the converter can accept asynchronous data from one clock domain and present resampled data to another, reducing the need for redesigning the surrounding clock architecture.
Typical uses include digital recording and playback interfaces, broadcast and studio signal processing, consumer audio equipment, and embedded systems that exchange audio between components operating at different rates. For each implementation, the designer must confirm clock topology, supported serial-audio format, master or slave operation, and control-interface requirements against the manufacturer datasheet before schematic signoff.
A key design consideration is that asynchronous conversion does not remove the need for correct clock generation, grounding, and digital-signal routing. The source clock and destination clock should be clean, jitter-compatible signals, while the 30-pin package demands deliberate escape routing and stable supply decoupling. Validation should include sample-rate sweeps, lock behavior, word-length operation, and channel synchronization.
This page consolidates verified distributor availability, package data, operating limits, and practical selection guidance. It distinguishes published AK4125VF attributes from values that still require confirmation from the manufacturer datasheet, helping engineers evaluate this converter before requesting a quote or committing a board layout.
드롭인 대체품: AK4125VF — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
이 제품에는 사용 가능한 드롭인 대체품이 없습니다.
대체품 요청AK4125VF 사양
| Product Type | Stereo digital audio sample rate converter |
| Channel Count | 2 channels |
| Bit Resolution | 24 bit |
| Maximum Sample Rate | 192 kHz |
| Input Sample Rate Range | 8 kHz to 216 kHz |
| Output Sample Rate Range | 8 kHz to 216 kHz |
| Conversion Architecture | Asynchronous stereo sample rate conversion |
| Digital Audio Interface | I²S |
| Application | Digital audio interfacing |
| 패키지 | 30-VSOP |
| Package Dimensions | 0.220 inch, 5.60 mm width |
| 동작 온도 범위 | -40 °C to +85 °C |
| 실장 유형 | Surface mount |
| 카테고리 | Audio Special Purpose IC |
| Packaging | Reel |
| Manufacturer Description | 192 kHz, 24-bit high-performance asynchronous stereo SRC |
| Lead Time | To be confirmed |
| Estimated Delivery Time | Nov 10 to Nov 15 |
AK4125VF 0.220 inch, 5.60 mm width 핀 구성 가이드
AK4125VF(0.220 inch, 5.60 mm width 패키지)의 핀 구성입니다. 핀 번호, 기능, 연결 다이어그램은 제조사 데이터시트에 정의되어 있습니다. 정확한 풋프린트와 솔더링 지침은 해당 문서를 참조하십시오.
다음에 대한 상세 핀아웃 데이터 없음: AK4125VF.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
AK4125VF 적합 용도: 6 애플리케이션s: Digital Recording Interface, Studio Playback and Monitoring, Broadcast Audio Routing, Multimedia Audio Hub, Consumer Audio Equipment, Digital Audio Processor Interface.
Digital Recording Interface
The AK4125VF fits between a digital audio source and a recorder or processor that uses a different sampling clock. Its 2-channel, 24-bit asynchronous conversion supports input and output rates from 8 kHz to 216 kHz, while the product is also identified as a 192 kHz high-performance converter. Using the I²S interface, the source stream can enter at one rate and the destination can operate at another without requiring a shared source clock. Designers should confirm supported rate combinations and lock behavior in the datasheet.
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Studio Playback and Monitoring
The AK4125VF can adapt a digital playback chain whose source operates at a different rate from a DAC or monitor section. Its stereo 24-bit architecture preserves the format of the digital stream while changing the sampling rate across asynchronous clock domains, and the verified range extends from 8 kHz to 216 kHz. This makes the part relevant to studio monitoring paths handling multiple media rates. Clock jitter, supported ratios, and audio latency must be measured against the intended source and DAC clock domains.
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Broadcast Audio Routing
The AK4125VF is applicable where broadcast, production, or monitoring subsystems must exchange stereo digital audio at different sampling rates. Its asynchronous conversion and 8 kHz to 216 kHz input and output coverage help bridge unlike clock domains without an analog round trip, while 24-bit operation suits professional digital audio paths. The final design must verify the required broadcast interface format, permitted clock relationships, synchronization behavior, latency tolerance, and compliance with the applicable product standard.
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Multimedia Audio Hub
The AK4125VF can serve in a multimedia hub that accepts digital audio from a consumer source and presents it to a DAC or sound processor operating at another rate. The two-channel, 24-bit converter preserves digital-domain operation and avoids conversion to analog and back again. With input and output sample rates spanning 8 kHz to 216 kHz, the device addresses multiple media-clock requirements, although the system designer should validate I²S framing, master or slave roles, and all supported conversion combinations.
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Consumer Audio Equipment
The AK4125VF is suitable for consumer audio equipment that must support more than one digital sampling domain, such as a playback chain combining different source and DAC rates. Its asynchronous stereo conversion avoids imposing a common rate on the complete signal path, while 24-bit resolution and the wide 8 kHz to 216 kHz range support modern digital audio formats. A board-level implementation should check package land pattern, supply requirements, serial-audio polarity, clock jitter tolerance, and configuration firmware.
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Digital Audio Processor Interface
The AK4125VF can provide a dedicated rate-conversion stage between a digital audio processor and an external codec or converter. This arrangement isolates asynchronous clocking from the processor's processing path and permits 2-channel, 24-bit audio to cross between 8 kHz and 216 kHz rate domains. The I²S interface aligns it with common digital audio blocks, but engineers must establish master or slave operation, sample-clock relationships, data timing, and control initialization before finalizing the interconnects.
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추천 제품 요약
엔지니어링 참조 데이터: AK4125VF — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
설계 노트
Treat the source and destination clocks as separate high-quality signals rather than assuming one common word clock. The AK4125VF is an asynchronous converter, so its usefulness depends on stable input and output timing. Route clock and data traces away from switching currents, use controlled impedance where required, and validate timing margin at the intended sample rates. Confirm data and clock polarity, master or slave roles, and I²S framing from the manufacturer datasheet before PCB release.
Plan the 30-VSOP footprint with unobstructed escape routing from every lead and verify the land pattern against the current manufacturer package drawing. Keep the converter close to the digital-audio signal paths to minimize trace length, but maintain separation from noisy power stages. Provide local supply decoupling and a solid ground reference as directed by the datasheet; the supplied web data does not state the required capacitor values, so those must not be guessed.
Do not assume that any similarly described stereo converter is a drop-in replacement. A valid substitute must match the 30-VSOP footprint, all pin functions, supply architecture, I²S format, clock roles, supported rate combinations, control interface, and conversion behavior. The supplied cross-reference search found no confirmed alternate part with those requirements. Treat any proposal as a redesign until its manufacturer documentation has been compared against the AK4125VF datasheet.
Validate the converter across every source-rate and destination-rate pair used in the product, including startup, lock acquisition, channel alignment, and format changes. Although the verified data states 8 kHz to 216 kHz input and output ranges and a 192 kHz maximum product description, it does not state all legal mode combinations, latency values, or lock times. Run audio-loopback and eye-quality measurements with the intended clock sources rather than extrapolating from one nominal rate.
규정 준수 정보
The supplied verified web data does not state RoHS, REACH, lead-free, halogen-free, or conflict-minerals status. AEC-Q100 is not applicable because this is an audio interface IC rather than an automotive-qualified device claim.
