AK4127VF - 192kHz 24-Bit Stereo Asynchronous SRC | AKM
MPN: AK4127VF ✗ Cuối đờiAK4127VF Tóm tắt
A digital sample-rate converter, or SRC, changes the sampling rate of a digital audio stream while preserving the represented signal. In an audio signal chain, an SRC sits between digital audio sources and receivers such as a DAC, codec, recorder, or playback engine. It helps reconcile mismatched clocks and rates while adding asynchronous rate conversion and phase-locked-loop synchronization functions.
The AK4127VF supports stereo operation, 24-bit processing, and sample rates up to 192kHz according to the verified product description. Its internal PLL simplifies system configuration by helping establish the required digital audio timing. The device is intended for asynchronous audio applications where source and destination rates differ and predictable clock recovery is required.
The AK4127VF is packaged in a 30-pin VSOP, also identified in distributor data as a 30-VSOP. The verified sources describe the part as an audio special-purpose or audio sample-rate converter IC. It is relevant to professional audio equipment, digital recording systems, broadcast and networking equipment, and other systems requiring digital audio format and clock-rate adaptation.
Designers should verify the complete electrical interface, pinout, supported digital audio formats, clock requirements, supply rails, and control protocol against the manufacturer datasheet before layout. Because the supplied data does not include all pin-level electrical limits or interface timing values, those details are intentionally marked as needed rather than inferred. This page summarizes verified product positioning and source data for AK4127VF evaluation.
Bộ thay thế dễ dàng lắp đặt cho AK4127VF — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với AK4127VF (cùng hình factor và footprint) — khác nhau ở Package.
AK4127
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
AK4124
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
AK4125
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
AK4113VF
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →SRC4190
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
SRC4192
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
AK4127VF Thông số kỹ thuật
| Product Type | Stereo digital audio asynchronous sample-rate converter |
| Manufacturer | Asahi Kasei Microdevices |
| Maximum Sample Rate | 192 kHz |
| Bit Depth | 24 bit |
| Input Sample Rate Range | 8 kHz to 216 kHz |
| Output Sample Rate Range | 8 kHz to 216 kHz |
| Channel Configuration | 2-channel stereo |
| PLL | Internal PLL |
| Converter Operation | Asynchronous sample-rate conversion |
| Digital Audio Processing | 192 kHz / 24 bit high-performance SRC |
| Hộp | 30-pin VSOP (30-VSOP) |
| Package Type | VSOP surface-mount package |
| Kiểu lắp đặt | Surface Mount |
| Danh mục | Audio Special Purpose |
| Compliance Status | unknown |
Hướng dẫn cấu hình chân AK4127VF vsop surface-mount package
Cấu hình chân cho AK4127VF (vsop surface-mount package gói). Số thứ tự chân, chức năng và sơ đồ kết nối được xác định trong tài liệu thông số kỹ thuật của nhà sản xuất. Tham khảo nó để biết footprint và hướng dẫn hàn chính xác.
Không có dữ liệu chân cụ thể sẵn có cho AK4127VF.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
AK4127VF phù hợp cho 8 Áp dụngs: Professional Digital Audio, Digital Recording Systems, Broadcast and Network Audio, High-Resolution Audio DAC Interface, Audio Interface and Codec Integration, Clock and Rate Adaptation, Consumer Audio Upgrade, Test and Measurement Audio.
Professional Digital Audio
The AK4127VF fits professional digital audio systems that need to reconcile different sampling rates before playback, recording, or downstream conversion. Its verified 24-bit processing, asynchronous SRC operation, internal PLL, and 8kHz-to-216kHz input and output ranges support high-resolution audio paths. In a rack or studio design, the converter can sit between a digital source and a DAC when the source clock and destination clock are not identical. The principal design check is the supported digital interface and timing configuration, which are not included in the supplied data and must be confirmed from the manufacturer datasheet.
Được đề xuất
Digital Recording Systems
AK4127VF is relevant to recording systems that accept audio at one digital rate and need a controlled output rate for storage or monitoring. The verified asynchronous SRC function and internal PLL help address clock-domain differences, while the 24-bit format preserves high-resolution source data. A practical implementation places the SRC near the digital audio routing boundary and uses the device’s clock and interface settings to establish a stable relationship between record and playback domains. Engineers must confirm supported audio formats, latency behavior, and clock requirements before selecting the converter.
Được đề xuất
Broadcast and Network Audio
The AK4127VF can be evaluated for broadcast, network-audio, and digital media equipment where incoming and outgoing audio rates may differ. Its verified input and output sample-rate capability of 8kHz to 216kHz provides broad coverage for common professional and high-resolution formats, while the internal PLL supports timing integration. In a network audio product, the converter may be positioned between a transport interface and a playback or monitoring path. System-level validation should include clock recovery, latency tolerance, interface voltage compatibility, and the precise pin configuration from the datasheet.
Được đề xuất
High-Resolution Audio DAC Interface
AK4127VF is suitable for consideration between a digital audio source and a high-resolution stereo DAC when source and DAC clocks differ. The verified 192kHz/24-bit positioning supports high-resolution playback, and the asynchronous SRC architecture can reduce the need to force every upstream device into one common rate. The converter still does not perform analog DAC conversion itself, so it should be paired with a suitable stereo DAC such as the site-listed PCM5102APWR. Verify I2S or other supported interface details, supply rails, and package-level layout before implementation.
Được đề xuất
Audio Interface and Codec Integration
The AK4127VF can support audio systems that combine digital source management with codec or interface functions. Its role is narrower than a codec because it primarily performs asynchronous rate conversion and timing support rather than analog conversion. In a design with an audio codec, the SRC can be placed at a rate-boundary between digital blocks, reducing the need to constrain all upstream and downstream devices to one rate. Because the supplied data does not confirm the AK4127VF control interface or digital audio format, engineers must compare its datasheet with the selected codec before committing to the architecture.
Được đề xuất
Clock and Rate Adaptation
AK4127VF is designed for systems where digital audio streams need rate and clock adaptation. The verified internal PLL and asynchronous SRC description make it a candidate for clock-domain interfaces between components that do not share a common sample rate. In a digital mixer or playback engine, the SRC can normalize the incoming rate before it reaches a downstream block that expects a fixed rate. The key engineering tradeoff is that the system must be configured around supported rates, valid clock relationships, and acceptable conversion latency; those detailed limits are not available in the supplied verified data.
Được đề xuất
Consumer Audio Upgrade
AK4127VF may be evaluated in consumer and prosumer audio products that require asynchronous digital audio conversion between sources. For example, a player could use the SRC to accept a source stream at one rate and feed a fixed-rate playback path, while the internal PLL supports clocking. Its 24-bit and high-rate capability can help preserve source fidelity, but actual benefit depends on the rest of the signal chain and the quality of the clocks. The 30-pin VSOP package also requires careful PCB footprint and layout verification from the manufacturer drawing.
Được đề xuất
Test and Measurement Audio
AK4127VF can be considered in audio test and measurement equipment that needs to compare or route streams operating at different digital rates. The verified asynchronous conversion, 24-bit resolution, and 8kHz-to-216kHz range support controlled adaptation between test sources and analyzers. An instrument implementation could place the SRC at the boundary between a generator, analyzer, or playback engine, provided the clocking is deterministic and the converter’s latency is acceptable for measurement. Calibration, jitter sensitivity, interface format, and latency specifications require direct verification from the datasheet.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho AK4127VF — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | AK4127 | AK4124 | SRC4190 | SRC4192 |
|---|---|---|---|---|---|
| Brand | Asahi Kasei Microdevices | Asahi Kasei Microdevices | Asahi Kasei Microdevices | Texas Instruments | Texas Instruments |
| Package | 30-pin VSOP (30-VSOP) | 30-pin VSOP (30-VSOP) | 30-pin VSOP (30-VSOP) | 30-pin VSOP (30-VSOP) | 30-pin VSOP (30-VSOP) |
| Product Type | Stereo asynchronous digital SRC | Digital sample-rate converter | Digital sample-rate converter | Stereo digital SRC | Stereo digital SRC |
Bảo phân biệt quan trọng
- Verified 24-bit high-performance asynchronous SRC positioning (vsSRC4190)
- Internal PLL in the verified product description (vsSRC4192)
- Broad stated input and output rate coverage (vsAK4127)
- 30-pin VSOP package identification (vsAK4113VF)
Ghi chú thiết kế
Start the PCB layout by obtaining the official AK4127VF package drawing and pin table rather than relying on a generic 30-VSOP footprint. Keep digital audio clock, data, and control traces short, route them away from analog power and switching nodes, and provide a quiet return path for the converter. Because the supplied data does not include the pinout or recommended land pattern, no pin-specific layout values are asserted here.
Treat the internal PLL and asynchronous SRC architecture as timing-sensitive. Confirm every clock relationship, supported audio format, and permitted sample-rate combination from the manufacturer datasheet before layout. Use controlled-impedance routing for digital audio signals where the interface requires it, and validate the design with eye, jitter, and audio-quality measurements across the intended rate range.
Plan the power architecture from the manufacturer’s supply-voltage and decoupling requirements, which are not included in the supplied verified data. Separate the converter’s digital and analog supply paths according to the datasheet, place required bulk and high-frequency capacitors close to the relevant pins, and measure supply noise at the device. Do not select capacitor values or voltage rails from generic VSOP guidance alone.
Do not assume that another SRC with a similar sample-rate range is a drop-in replacement. Check package dimensions, pin names, supply levels, clock inputs, control signals, supported digital audio formats, reset behavior, and PLL configuration. The supplied cross-reference results mention SRC4190 and SRC4192 but do not establish pin compatibility with AK4127VF.
Thông tin tuân thủ
The supplied verified web data does not state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status.
