Excellent Integrated System LIMITED (EIS LIMITED), Established in 1991, is a professional independent stocking distributor of electronic components and specialize in buying the EXCESS STOCK from the original equipment manufacturers (OEMs), Contract equipment manufacturers (CEMs), and many other factories. EIS has gained good experiences in Excess Inventory Management through its development over 20 years and has become the reliable partner for the domestic and foreign OEM manufacturers. If any inquiry and question,please email us: john(at)eis-ic.com.

Description as follow:

The WM8728SEDS/R is a high performance stereo DAC designed for audio applications such as DVD, home theatre systems, and digital TV. The WM8728SEDS/R supports PCM data input word lengths from 16 to 32-bits and sampling rates up to 192kHz. It consists of a serial interface port, digital interpolation filters, multi-bit sigma delta modulators and stereo DAC in a small 20-pin SSOP package. The WM8728SEDS/R also includes a digitally controllable mute and attenuate function for each channel.

Parametrics

WM8728SEDS/R absolute maximum ratings: (1)Digital supply voltage: -0.3V to +7V; (2)Analogue supply voltage: -0.3V to +7V; (3)Voltage range digital inputs DGND: -0.3V to DVDD +0.3V; (4)Voltage range analogue inputs AGND: -0.3V to AVDD +0.3V; (5)Master Clock Frequency: 50MHz; (6)Operating temperature range, TA: -25℃ to +85℃; (7)Storage temperature after soldering: -65℃ to +150℃.

Features

WM8728SEDS/R features: (1)Stereo DAC with 24 bit PCM; (2)Audio Performance: 106dB SNR (A weighted @ 48kHz) DAC, -97dB THD; (3)DAC Sampling Frequency: 8kHz - 192kHz; (4)2 or 3-Wire Serial Control Interface or Hardware Control; (5)Programmable Audio Data Interface Modes: I2S, Left, Right Justified, DSP, 16/20/24/32 bit Word Lengths; (6)Independent Digital Volume Control on Each Channel with 127.5dB Range in 0.5dB Steps; (7)3.0V - 5.5V Supply Operation; (8)20-pin SSOP Package; (9)Exceeds Dolby Class A Performance Requirements.

Diagrams