WM8727CGED/R - 24-Bit 192kHz Stereo DAC | Cirrus Logic
MPN: WM8727CGED/R ✓ Hoạt độngWM8727CGED/R Tóm tắt
A digital-to-analog converter is an integrated circuit that converts digital audio samples into proportional analog voltage signals that can drive amplifiers, speakers, or line-level output stages. In the broader component hierarchy, the WM8727CGED/R is an audio DAC, within the ADC/DAC class of integrated circuits and the wider signal-conversion and signal-processing semiconductor category.
The key headline specifications are 24-bit resolution, a maximum sampling rate of 192 kHz, stereo operation, an I2S serial audio interface, and an 8-pin SOIC package. These attributes position the converter for applications in which digital audio source quality must be preserved through the DAC stage. The 192 kHz capability supports high-resolution audio streams, while the stereo architecture provides two independent analog output channels for conventional left-right playback systems.
The WM8727CGED/R belongs to the Wolfson Microelectronics audio-converter product family, which Cirrus Logic has represented through its audio IC portfolio. It is intended for applications where a digital audio stream must be converted into an analog output suitable for downstream amplification. Its I2S interface allows connection to digital audio processors, USB interface controllers, application processors, and digital audio transports.
Typical uses include hi-fi audio equipment, digital audio decoding modules, multimedia consoles, audio interfaces, soundbars, set-top boxes, and portable or networked audio products. In these systems, the converter can accept 24-bit digital samples and provide the analog stereo signal required by a headphone or line-output amplifier stage. Board-level design should include correct analog and digital grounding, short output routing, and the bypass capacitors required by the manufacturer datasheet.
One important design consideration is that converter headline specifications do not determine the final system audio performance. Clock source quality, digital-audio layout, analog output filtering, power-supply noise, amplifier selection, and output impedance all influence the reproduced signal. Use the manufacturer pin-description table and application information to assign PCB nets and verify the supported clock and interface configurations.
This page organizes the verified product identity, package information, interface description, and sourcing links for the WM8727CGED/R. It also provides engineering context for audio-converter selection, distinguishes the exact ordered part from related family members, and highlights where a drop-in substitution requires explicit pin and function verification before PCB release.
Bộ thay thế dễ dàng lắp đặt cho WM8727CGED/R — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
WM8727CGED
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
WM8727CGED/R/E
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
WM8727CGED/R Tỷ lệ tối đa & tính chất điện
| Product Type | Stereo audio digital-to-analog converter (DAC) |
| Độ phân giải | 24 bit |
| Maximum Sampling Rate | 192 kHz |
| Digital Audio Interface | I2S |
| Channel Configuration | Stereo |
| Hộp | 8-pin SOIC |
| Kiểu lắp đặt | Surface mount |
| Manufacturer | Cirrus Logic |
| Original Product Family | Wolfson Microelectronics |
Hướng dẫn cấu hình chân WM8727CGED/R 8-pin soic
Cấu hình chân cho WM8727CGED/R (8-pin soic gói). Thành phần số hiệu này có chân đầu vào, đầu ra và nguồn cung cấp. Tham khảo tài liệu thông số kỹ thuật của nhà sản xuất để biết cấu hình chân bù, bù trừ và chân kích hoạt. Hoàn hảo cho điều kiện tín hiệu và mạch khuếch đại.
Không có dữ liệu chân cụ thể sẵn có cho WM8727CGED/R.
Tham khảo: tài liệu kỹ thuật cho cấu hình chân đầy đủ.
Ứng dụng tiêu biểu
WM8727CGED/R phù hợp cho 6 Áp dụngs: Hi-Fi Digital Audio Player, USB Audio Interface, Multimedia Set-Top Box, Network Audio Decoder, Digital Soundbar Controller, Digital Audio Headphone Module.
Hi-Fi Digital Audio Player
The WM8727CGED/R fits a digital hi-fi player because it combines 24-bit resolution with operation up to 192 kHz and two independent analog output channels. Position it downstream of a high-quality digital audio transport and upstream of the line-level amplifier, using the I2S interface to receive left and right sample streams. The 192 kHz capability preserves high-rate source data, while the stereo DAC stage provides the analog signal needed by the amplifier. Design the clock path for low jitter, keep the digital and analog grounds arranged as directed by the manufacturer, and follow the recommended output filtering network to control aliasing and channel imbalance.
Được đề xuất
USB Audio Interface
The WM8727CGED/R is suitable for the analog-output side of a USB audio interface when the USB controller exposes audio through an I2S stream. Its 24-bit resolution, 192 kHz maximum sampling rate, and stereo channel arrangement align with high-resolution USB audio use cases. The converter receives synchronized data, clock, and word-select signals from the USB audio bridge and produces analog left and right outputs for headphone or line amplifiers. Route these outputs away from USB and digital switching nodes, verify that the bridge supplies the required clocking, and use the datasheet bypass and output-filter values to preserve signal integrity.
Được đề xuất
Multimedia Set-Top Box
The WM8727CGED/R can supply analog stereo audio in a multimedia set-top box where decoded surround or stereo content is ultimately presented through two analog channels. Its I2S interface connects naturally to audio decoders and application processors, while 24-bit resolution and a 192 kHz sampling capability support high-quality internal audio paths. Place the converter near the line-output amplifier to minimize analog trace length, isolate it from switching-regulator and processor power paths, and follow the manufacturer grounding scheme. Confirm that the source processor supports the required I2S mode, sample rate, and bit depth before committing the digital audio interconnect.
Được đề xuất
Network Audio Decoder
The WM8727CGED/R is appropriate for a network audio decoder that receives digital audio from an Ethernet or wireless transport and converts it to analog stereo for amplification. The I2S interface supports integration with digital audio processors, and the 24-bit, 192 kHz capability is useful for high-resolution streams. Keep the converter clock source isolated from Ethernet switching activity, separate noisy processor and network-supply currents from the audio section, and preserve the recommended output network. A high-quality analog amplifier then converts the DAC outputs to a line or headphone level. Validate full-path latency and clock synchronization with the source processor during firmware integration.
Được đề xuất
Digital Soundbar Controller
The WM8727CGED/R can provide the analog stereo reference channel in a soundbar controller that mixes or selects audio sources before power amplification. Its 24-bit resolution, 192 kHz sampling support, and I2S input suit digital source signals originating from a host application processor. Place the converter close to the analog summing and line-amplifier circuitry, and route the I2S bus away from high-current speaker-driver outputs. Use the manufacturer's recommended bypass capacitors and reference grounding to minimize converter noise reaching the amplifier input. The stereo topology also allows separate left and right routing when the system applies channel-specific gain or processing.
Được đề xuất
Digital Audio Headphone Module
The WM8727CGED/R works as the source-side converter in a digital headphone module, accepting I2S audio and driving a headphone amplifier through two analog outputs. Its stereo format matches conventional left-right headphone channels, while 24-bit resolution and 192 kHz operation support high-resolution playback paths. The output drive requirements of the headphone amplifier must match the DAC's output impedance and biasing, so confirm those details in the manufacturer data before finalizing the analog network. Keep the analog section physically compact and separate from switching regulators and digital processor traces to reduce channel noise and improve inter-channel balance.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho WM8727CGED/R — 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 | WM8727CGED | WM8727CGED/R/E |
|---|---|---|---|
| Brand | Cirrus Logic | Cirrus Logic | Cirrus Logic |
| Package | 8-pin SOIC | 8-pin SOIC | 8-pin SOIC |
| Product Type | Stereo audio DAC | Stereo audio DAC | Stereo audio DAC |
| Resolution | 24 bit | 24 bit | 24 bit |
| Maximum Sampling Rate | 192 kHz | 192 kHz | 192 kHz |
| Channel Configuration | Stereo | Stereo | Stereo |
| Digital Audio Interface | I2S | I2S | I2S |
Bảo phân biệt quan trọng
- High-resolution stereo conversion (vsWM8727CGED)
- Direct I2S integration (vsWM8727CGED/R/E)
- Compact 8-SOIC implementation (vsWM8725CGED/R)
Ghi chú thiết kế
Place the input and output bypass capacitors specified by the manufacturer directly beside the associated device pins, and route the analog outputs as short traces to the next amplifier stage. Keep switching-regulator, processor, and digital-clock routing away from the audio output nets. A compact, partitioned analog area reduces the chance that digital crosstalk or supply ripple is reproduced as audible noise.
Treat the I2S clock as the highest-sensitivity digital connection in the design. Route data, clock, and word-select as a grouped, continuously referenced interface, terminate the clock appropriately at the receiver, and avoid long stubs. Clock jitter directly affects the digital-to-analog conversion result, so a stable low-jitter source and short synchronous routing are more valuable than adding capacitance after the analog outputs.
Do not substitute a generic 24-bit DAC based only on resolution and package count. Confirm the exact pin map, supply voltage, I2S clock polarity, analog output type, output impedance, and recommended external network. Also verify the ordering suffix for temperature grade and packing. These checks are especially important when the candidate shares an 8-pin SOIC outline but assigns power, clock, or analog-output functions differently.
Thông tin tuân thủ
The collected product listings identify the device as an audio DAC and do not provide explicit RoHS, REACH, halogen-free, conflict-minerals, or automotive-qualification statements. AEC-Q100 is not applicable to this catalog listing because no automotive qualification claim is shown.
