PCM1792A
- 24-Bit Resolution
- Analog Performance:
- Dynamic Range:
- 132 dB (9 V rms, Mono)
- 129 dB (4.5 V rms, Stereo)
- 127 dB (2 V rms, Stereo)
- THD+N: 0.0004%
- Dynamic Range:
- Differential Current Output: 7.8 mA p-p
- 8× Oversampling Digital Filter:
- Stop-Band Attenuation: –130 dB
- Pass-Band Ripple: ±0.00001 dB
- Sampling Frequency: 10 kHz to 200 kHz
- System Clock: 128, 192, 256, 384, 512, or 768 fS With Autodetect
- Accepts 16-, 20-, and 24-Bit Audio Data
- PCM Data Formats: Standard, I²S, and Left-Justified
- DSD Format Interface Available
- Optional Interface to External Digital Filter or DSP Available
- TDMCA or Serial Port (SPI/I²C)
- User-Programmable Mode Controls:
- Digital Attenuation: 0 dB to –120 dB, 0.5 dB/Step
- Digital De-Emphasis
- Digital Filter Rolloff: Sharp or Slow
- Soft Mute
- Zero Flag for Each Output
- Dual Supply Operation:
- 5-V Analog, 3.3-V Digital
- 5-V Tolerant Digital Inputs
- Small 28-Lead SSOP Package
- APPLICATIONS
- A/V Receivers
- SACD Player
- DVD Players
- HDTV Receivers
- Car Audio Systems
- Digital Multitrack Recorders
- Other Applications Requiring 24-Bit Audio
The PCM1792A is a monolithic CMOS integrated circuit that includes stereo digital-to-analog converters and support circuitry in a small 28-lead SSOP package. The data converters use TI’s advanced segment DAC architecture to achieve excellent dynamic performance and improved tolerance to clock jitter. The PCM1792A provides balanced current outputs, allowing the user to optimize analog performance externally. The PCM1792A accepts PCM and DSD audio data formats, providing easy interfacing to audio DSP and decoder chips. The PCM1792A also interfaces with external digital filter devices (DF1704, DF1706, PMD200). Sampling rates up to 200 kHz are supported. A full set of user-programmable functions is accessible through an SPI or I²C serial control port, which supports register write and readback functions. The PCM1792A also supports the time division multiplexed command and audio (TDMCA) data format.
技術文件
| 重要文件 | 類型 | 標題 | 格式選項 | 下載最新的英文版本 | 日期 | |
|---|---|---|---|---|---|---|
| * | 資料表 | 24-Bit, 192-kHz Sampling, Advanced Segment, Audio Stereo DAC datasheet (Rev. B) | 2006/10/30 | |||
| Product overview | Audio ADC, DAC, and CODEC for Professional Audio and Music Applications | PDF | HTML | 2024/2/13 | |||
| 應用說明 | A Low Noise, Low Distortion Design for Antialiasing and Anti-Imaging Filters | 2000/9/27 | ||||
| 應用說明 | THD+N Versus Frequency Characteristics and Spectra of the PCM1717/18/19/20/23/27 | 2000/9/27 |
設計與開發
如需其他條款或必要資源，請按一下下方的任何標題以檢視詳細頁面 (如有)。
PCM179XSW-LINUX — 適用於 PCM179X 的 Linux 驅動程式
The Linux driver supports the PCM179x device family of audio digital-to-analog converters (DACs), communication through I2C and SPI, and registers with the ASOC framework of the Linux kernel.
Linux main line statusAvailable in Linux main line: Yes
Available through git.ti.com: N/A
Linux source files
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SLAC244 — PCM1792AEVM - Graphical User Interface (GUI) Software
| 封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
|---|---|---|
| SSOP (DB) | 28 | Ultra Librarian |
訂購與品質
建議產品可能具有與此 TI 產品相關的參數、評估模組或參考設計。