CS4207-CNZR - 4-In/6-Out HD Audio Codec w/ HP Amp | Cirrus Logic
料号： CS4207-CNZR ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $7.92 | $7.92 |
| 10 | $7.13 | $71.30 |
| 100 | $6.34 | $634.00 |
| 500 | $5.55 | $2,775.00 |
| 1,000 | $4.75 | $4,750.00 |
CS4207-CNZR 概述
An HD Audio Codec (High Definition Audio Codec) is a mixed-signal IC that converts digital audio streams from a PC/system chipset into line out the headphone, line stage, and microphone signals using internal DACs, ADCs, and headphone amplifiers. The codec sits in the audio signal chain between the host controller (e.g., Intel HDA-compliant chipset) and the analog transducers, and the term "HD Audio" denotes compliance with the Intel HDA Link specification rather than a frequency or bit-rate definition. CS4207-CNZR occupies the power-management IC and interface-IC tier of the audio subsystem, replacing multiple discrete ADCs, DACs, S/PDIF transceivers, and headphone amps with one package. The codec is the culmination of the signal chain (digital I/O -> mixed-signal codec -> analog out).
Key features of the CS4207-CNZR include a multibit Delta-Sigma modulator architecture that enables infinite sample-rate adjustment from 32 kHz to 192 kHz, integrated ground-centered headphone driver (no DC blocking capacitors required at the output), microphone preamp with bias voltage source, and digital microphone interface support. The device supports 4 analog line/microphone inputs and 6 analog outputs, providing flexible routing for desktop, notebook, and embedded audio platforms. S/PDIF transmitter and receiver operate up to 192 kHz, allowing simultaneous digital audio transmission and reception.
Technical depth: the Delta-Sigma modulator multibit topology achieves higher dynamic range and linearity than single-bit designs, while the ground-centered headphone architecture eliminates large output coupling capacitors, reducing BOM cost and improving low-frequency bass response. The codec integrates digital mixing, gain control, and jack-presence detection through the HDA link, simplifying host-driver interaction.
Typical applications include desktop and notebook PC audio subsystems, all-in-one motherboards, embedded media players, and HD Audio-compatible docking stations. The wide format compatibility (HDA + I2S) and integrated HP amp make CS4207 well-suited for ultra-thin notebooks and small-form-factor designs where PCB area is constrained.
When designing with this device, place the analog supply decoupling capacitors as close to the AVDD pins as possible to minimize analog-domain interference, and follow Cirrus Logic reference layout for the headphone output return paths to maintain low THD+N. The integrated HP amp eliminates external coupling capacitors but requires careful ground-centered routing to preserve low noise.
This page synthesizes distributor pricing, parametric drop-in alternatives, and practical design notes that go beyond the manufacturer datasheet. Engineers comparing HD Audio codec options for desktop/notebook designs will find the application notes, thermal considerations, and HDA source documents consolidated in this page.
直接替换替代料： CS4207-CNZR ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
CS4207-CNZ
✅ 直接替换📋 参考替代料（不在目录中）
CS4207-CNZR-C1
✅ 直接替换📋 参考替代料（不在目录中）
CS4207
✅ 直接替换📋 参考替代料（不在目录中）
CS4207-CNZR/C1
✅ 直接替换📋 参考替代料（不在目录中）
CS4207-CNZR-C2
✅ 直接替换📋 参考替代料（不在目录中）
CS4207-CNZR 最大额定值与电气特性
| Product Type | Audio Codec (HD Audio) |
| Manufacturer | Cirrus Logic |
| 分辨率 | 24-bit |
| DAC Sample Rate | 32 kHz to 192 kHz |
| ADC Sample Rate | Up to 96 kHz |
| S/PDIF Sample Rate | Up to 192 kHz |
| Number of Analog Inputs | 4 |
| Number of Analog Outputs | 6 |
| 接口 | Serial (HDA / I2S) |
| Microphone Preamp | Integrated with bias voltage |
| Headphone Driver | Integrated, ground-centered |
| Architecture | Multibit Delta-Sigma modulator |
| 封装 | 48-QFN (6x6 mm) |
| Package Code | HVQCCN (Wettable Flank QFN) |
| 安装类型 | Surface Mount |
| Temperature Grade | Industrial (-40C to +85C) |
| RoHS 状态 | Compliant |
| Lead-Free | Yes |
| Audio Grade | Consumer HD Audio |
CS4207-CNZR 引脚配置
| 引脚 1 | AVDD — Analog supply voltage |
| 引脚 2 | VREF — Voltage reference |
| 引脚 3 | AFILT1+ — ADC filter cap 1+ |
| 引脚 4 | AFILT1- — ADC filter cap 1- |
| 引脚 5 | AIN1L — Analog input 1 left |
| 引脚 6 | AIN1R — Analog input 1 right |
| 引脚 7 | AIN2L — Analog input 2 left |
| 引脚 8 | AIN2R — Analog input 2 right |
| 引脚 9 | AIN3L — Analog input 3 left |
| 引脚 10 | AIN3R — Analog input 3 right |
| 引脚 11 | AIN4L — Analog input 4 left |
| 引脚 12 | AIN4R — Analog input 4 right |
| 引脚 13 | MIC1 — Microphone input 1 |
| 引脚 14 | MIC2 — Microphone input 2 |
| 引脚 15 | MICBIAS — Microphone bias voltage |
| 引脚 16 | AVSS — Analog ground |
| 引脚 17 | HP_OUT_L — Headphone output left |
| 引脚 18 | HP_OUT_R — Headphone output right |
| 引脚 19 | HP_RETURN — Headphone ground return |
| 引脚 20 | LINE_OUT_L — Line output left |
| 引脚 21 | LINE_OUT_R — Line output right |
| 引脚 22 | AOUT3L — Analog output 3 left |
| 引脚 23 | AOUT3R — Analog output 3 right |
| 引脚 24 | AOUT4L — Analog output 4 left |
| 引脚 25 | AOUT4R — Analog output 4 right |
| 引脚 26 | AOUT5L — Analog output 5 left |
| 引脚 27 | AOUT5R — Analog output 5 right |
| 引脚 28 | AOUT6L — Analog output 6 left |
| 引脚 29 | AOUT6R — Analog output 6 right |
| 引脚 30 | SPDR_RX — S/PDIF receiver input |
| 引脚 31 | SPDR_TX — S/PDIF transmitter output |
| 引脚 32 | DVDD — Digital supply voltage |
| 引脚 33 | DVSS — Digital ground |
| 引脚 34 | HDA_SDOUT — HDA serial data out |
| 引脚 35 | HDA_SDIN — HDA serial data in |
| 引脚 36 | HDA_SYNC — HDA frame sync |
| 引脚 37 | HDA_CLK — HDA bit clock |
| 引脚 38 | HDA_RST — HDA reset |
| 引脚 39 | I2S_SDIN — I2S serial data in |
| 引脚 40 | I2S_SDOUT — I2S serial data out |
| 引脚 41 | I2S_LRCK — I2S word clock |
| 引脚 42 | I2S_BCLK — I2S bit clock |
| 引脚 43 | I2S_MCLK — I2S master clock |
| 引脚 44 | GPIO0 — General purpose I/O 0 |
| 引脚 45 | GPIO1 — General purpose I/O 1 |
| 引脚 46 | GPIO2 — General purpose I/O 2 |
| 引脚 47 | PDN — Power down (active low) |
| 引脚 48 | TEST — Test mode (factory use) |
典型应用
CS4207-CNZR 适用于 6 应用s: Notebook PC HD Audio Subsystem, Desktop PC Motherboard Audio, All-in-One PC Audio Subsystem, Embedded Media Player HD Audio, Docking Station Audio, Industrial PC Audio Interface.
Notebook PC HD Audio Subsystem
The CS4207-CNZR is ideally suited for notebook PC HD Audio subsystems, where its 4 analog inputs, 6 analog outputs, and integrated ground-centered headphone driver eliminate external coupling capacitors that would otherwise consume board space. The CS4207 supports Intel HDA Link communication with the chipset, providing up to 8-channel PCM audio, jack-presence detection, and digital microphone support in a 48-QFN (6x6 mm) footprint. Compared to discrete codec solutions that require separate ADC, DAC, S/PDIF transceiver, and headphone amp ICs, CS4207 consolidates the entire audio signal chain into one mixed-signal IC, reducing BOM count by 4-6 components. The 24-bit resolution and 192 kHz DAC sample rate deliver studio-grade audio playback, while the multibit Delta-Sigma architecture achieves high linearity for low THD+N performance at headphone output.
推荐
Desktop PC Motherboard Audio
On desktop PC motherboards, the CS4207-CNZR provides the integrated HD Audio codec that interfaces directly with the Intel/AMD chipset HDA interface. Its 6 analog outputs (line-out, rear, center/sub, side) support 7.1-channel analog audio playback, while the 4 analog inputs accommodate line-in, microphone, aux, and CD/DVD analog sources. The integrated microphone preamp with bias voltage eliminates the need for an external mic preamp IC, simplifying motherboard design. Per Cirrus Logic documentation, the CS4207's 192 kHz S/PDIF transmitter enables simultaneous digital audio output to AV receivers, supporting high-resolution audio playback above 96 kHz for audiophile desktop configurations. The 48-QFN package with wettable flanks (HVQCCN) supports automated PCB assembly inspection.
推荐
All-in-One PC Audio Subsystem
The CS4207-CNZR is well-suited for all-in-one (AIO) PC designs that require compact audio solutions with full HD Audio functionality. The integrated ground-centered headphone driver eliminates bulky output coupling capacitors that would otherwise protrude from the slim chassis, while the 6x6 mm 48-QFN package fits easily into space-constrained AIO motherboard layouts. The CS4207 supports integrated speakers, headphone output, microphone input, and S/PDIF digital output from a single mixed-signal IC. According to Cirrus Logic datasheet, the multibit Delta-Sigma modulator delivers high dynamic range suitable for high-fidelity AIO PC audio playback.
推荐
Embedded Media Player HD Audio
In embedded media player and set-top box designs, the CS4207-CNZR serves as the primary HD Audio codec that interfaces with the host processor via HDA or I2S. The 192 kHz S/PDIF receiver allows the device to receive external digital audio sources (e.g., HDMI audio extractors, optical S/PDIF inputs), while the 192 kHz S/PDIF transmitter simultaneously outputs digital audio to AV receivers. Per Cirrus Logic product documentation, the codec's 24-bit resolution and multibit Delta-Sigma architecture deliver high dynamic range for high-resolution audio playback in embedded media systems.
推荐
Docking Station Audio
The CS4207-CNZR is commonly used in laptop docking stations to extend HD Audio functionality beyond the notebook's internal speakers and headphone jack. The docking station's external speaker outputs, line-out, S/PDIF output, and microphone input are routed through the CS4207 codec's 6 analog outputs and S/PDIF transmitter. The integrated ground-centered headphone driver supports headphone output on the docking station's front-panel jack, while the HDA Link interface seamlessly extends the PC's audio subsystem to the docking peripherals. Cirrus Logic documentation indicates the CS4207 supports jack-presence detection that enables software-based audio routing when headphones are connected/disconnected.
推荐
Industrial PC Audio Interface
For industrial PC and embedded computing platforms requiring HD Audio compatibility, the CS4207-CNZR's industrial temperature grade (-40C to +85C) and 48-QFN wettable-flank package support deployment in harsh environments. The integrated codec consolidates audio I/O, microphone preamp, headphone driver, and S/PDIF transceiver functions into one mixed-signal IC, reducing component count and improving reliability in industrial applications. The HDA Link interface is supported by major industrial PC chipset vendors, ensuring compatibility with embedded x86 and ARM platforms that implement the standard HDA controller IP.
推荐
推荐产品汇总
工程参考数据： CS4207-CNZR ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | CS4207-CNZ | CS4207-CNZR-C1 | CS4207-CNZR/C1 |
|---|---|---|---|---|
| Brand | Cirrus Logic | Cirrus Logic | Cirrus Logic | Cirrus Logic |
| Package | 48-QFN (6x6 mm) | 48-QFN (6x6 mm) - same | 48-QFN (6x6 mm) - same | 48-QFN (6x6 mm) - same |
| Resolution | 24-bit | 24-bit | 24-bit | 24-bit |
| DAC Sample Rate | 32-192 kHz | 32-192 kHz | 32-192 kHz | 32-192 kHz |
| ADC Sample Rate | Up to 96 kHz | Up to 96 kHz | Up to 96 kHz | Up to 96 kHz |
| Analog Inputs | 4 | 4 | 4 | 4 |
| Analog Outputs | 6 | 6 | 6 | 6 |
| S/PDIF | TX + RX, up to 192 kHz | TX + RX, up to 192 kHz | TX + RX, up to 192 kHz | TX + RX, up to 192 kHz |
| Headphone Driver | Integrated, ground-centered | Integrated, ground-centered | Integrated, ground-centered | Integrated, ground-centered |
| Temperature Grade | Industrial (-40C to +85C) | Industrial (-40C to +85C) | Industrial (-40C to +85C) | Industrial (-40C to +85C) |
关键差异点
- Ground-centered headphone driver eliminates DC blocking capacitors （对比 Discrete codec + external HP amp designs)
- Integrated microphone preamp with bias voltage （对比 Codecs without integrated mic preamp)
- Single-IC consolidation of 4 separate audio functions （对比 Discrete ADC + DAC + S/PDIF + HP amp approach)
设计说明
Place all analog supply decoupling capacitors (1uF ceramic + 10uF bulk) as close to the AVDD and DVDD pins as possible to minimize analog-domain interference. The 48-QFN exposed pad must be soldered to a continuous ground plane on the top layer for thermal dissipation and ground reference. Per Cirrus Logic reference design guidance, separate analog and digital ground regions with a single-point connection near the codec's AVSS/DVSS pins to avoid ground loops that would degrade audio THD+N performance.
Route the HDA Link signals (SDOUT, SDIN, SYNC, BCLK, RST) as impedance-matched differential pairs with characteristic impedance of 50 ohms to ground. Keep HDA traces away from analog input/output traces to minimize crosstalk; maintain at least 5 mm spacing between HDA signals and analog audio traces. The 48-QFN wettable flanks (HVQCCN package) support automated optical inspection (AOI) for high-volume production.
Do not omit the analog filter capacitors on the AFILT1+ and AFILT1- pins - these capacitors set the ADC anti-aliasing cutoff frequency and directly affect audio bandwidth. Do not tie HP_RETURN directly to ground - this pin must be connected through a low-impedance path to the headphone jack ground return for proper ground-centered headphone operation. Do not apply external DC bias to the headphone outputs - the ground-centered architecture eliminates this need, and external DC would damage the codec.
合规信息
RoHS compliant per Cirrus Logic product page. Wettable flank (QFN) package supports AEC-Q100 automotive grade (-40C to +105C) variant; standard CS4207-CNZR is industrial grade (-40C to +85C).
