PCM3793A/94A

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Connection Diagram for Practical Applications

5.5Connection Diagram for Practical Applications

The PCM3793A/94A Daughter Card has been configured to measure dynamic audio performance by common audio analyzer equipment.

In a practical application (such as portable audio player or cellular phone), simple components set up as shown in Figure 5-15will be reasonable to save assembly and test spaces. Specific component values are listed in Table 5-5.

Lo w o r H igh
R1	R2
	C1
	C2
	C3
	C4
	C5
	C6
	C7

SCKI (7)	(4)VIO
BCK(1)	(5)VDD
LRCK (32)	(6) DGND
	(6) DGND
DIN(2)
DOUT (3)	(20)VCC
MS/ADR (29)	(19) AGND
MD/SDA (30)
MC/SCL (31)	(12)VPA
MODE (28)	(13)PGND

(8)HDTI

MICB (21)
	(17) HPOL/LOL
	(16) HPOR/LOR
AIN1L (27)
AIN1R (26)
AIN2L (25)	(9) HPCOM/MONO
AIN2L (25)
AIN2R (24)
AIN3L (23)
AIN3R (22)
VCOM (18)	(15) SPOLP
	(15) SPOLP
	(14) SPOLN
	(11) SPORP
	(10) SPORN

		ToRegulator
		C8
	C9
		C10
		C11
		R3
	C12
	C13	Stereo
	C13	Headphone
		Headphone
		Monaural
	C14	LineOutput
		R4

Figure 5-15. Basic Connection Diagram

Table 5-5. Recommended External Parts for Basic Connection Diagram

Component	Recommended Value	Component	Recommended Value

C1—C6	1μF	C12, C13	10μF–220μF
C7	1μF–10μF	C14	1μF–10μF
C8	0.1μF	R1, R2	2.2kΩ
C9, C10	1μF–4.7μF	R3	33kΩ
C11	4.7μF–10μF	R4	10kΩ

SBAU127 –July 2007	Evaluation and Measurements	61
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DEM-DAI3793A specifications

The Texas Instruments DEM-DAI3793A is a versatile digital-to-analog converter (DAC) evaluation module designed for assessing the performance and capabilities of TI's DACs in various applications. This module features the high-performance DAC3793, which is widely recognized for its precision and flexibility, making it an ideal choice for audio, industrial automation, and communication systems.

One of the standout features of the DEM-DAI3793A is its ability to support a 16-bit resolution. This high resolution enables the module to provide fine granularity in signal representation, ensuring that even the most subtle changes in the input signal are accurately reflected in the output. The DAC3793 also boasts a high sampling rate, which is crucial for applications that require rapid signal processing and real-time data conversion.

The module incorporates advanced technologies such as dynamic element matching and integrated circuitry to minimize distortion and noise. These technologies are crucial for achieving high-fidelity audio playback and improving overall system performance. Additionally, the DEM-DAI3793A is designed to minimize power consumption while maintaining exceptional performance levels, making it suitable for battery-operated devices and energy-conscious applications.

Another significant characteristic of the DEM-DAI3793A is its ease of integration with various development environments. The evaluation module supports both hardware and software interfacing, allowing engineers to quickly prototype and test their designs. It comes equipped with a USB interface for seamless connectivity with computers, along with supporting software tools that facilitate the configuration and testing of the DAC's functionalities.

The DEM-DAI3793A is also designed with a robust set of output options, including differential and single-ended outputs. This flexibility allows for compatibility with a wide range of amplification and filtering circuits. Furthermore, the evaluation module is equipped with convenient power supply options, enabling it to operate in various settings without the need for extensive modifications.

In conclusion, the Texas Instruments DEM-DAI3793A is an exceptional evaluation module that showcases the capabilities of the DAC3793. With its high resolution, advanced technologies, ease of integration, and flexible output options, it serves as an indispensable tool for engineers and developers working on high-performance audio and data processing applications.

Texas Instruments DEM-DAI3793A manual Connection Diagram for Practical Applications, PCM3793A/94A

Models: DEM-DAI3793A