Features: · 20-bit resolution single ended output· Analog reconstruction third order Chebyshev filter· I2S input data format· On chip PLL· System clock: 64 Fs· 2 output channels· 0.9 VRMS single ended output dynamic· 3.3V power supply· Reset· Sampling rate 36KHz to 48KHzPinoutSpecifications ...
37991: Features: · 20-bit resolution single ended output· Analog reconstruction third order Chebyshev filter· I2S input data format· On chip PLL· System clock: 64 Fs· 2 output channels· 0.9 VRMS single end...
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Symbol | Parameter | Value | Unit |
VDD VCC |
Power supplies Digital Analog |
-0.5 to +4.6 -0.5 to +4.6 |
V V |
Vaio | Analog Input and Output Voltage | -0.5 to (VCC+0.5) | V |
Vdio | Digital Input and Output Voltage | -0.5 to (VDD+0.5) | V |
Vdi5 | Digital Input Voltage (5V tolerant) | -0.5 to 6.5 | V |
Tj | Operating Junction Temperature Range | -40 to 125 | |
Tstg | Storage Temperature | -55 to 150 |
Warning: Operation at or beyond these limit may result in permanent damage to the device. Normal operation is not guaranteed at these extremes.
The 37991 is a stereo, digital-to-analog converter designed for audio application, including digital interpolation filter, a third order multibit Delta-Sigma DAC, a third order Chebyshev's reconstruction filter and a differential to single ended output converter. This device is fabricated in highly advanced CMOS, where high speed precision analog circuits are combined with high density logic circuits. The TDA7535, according to standard audio converters, can accept any I2S data format.
The 37991 is available in SO-14 and TSSOP-14 packages. The total power consumption is less than 75mW.
37991 is suitable for a wide variety of applications where high performance are required. Its low cost and single 3.3V power supply make it ideal for several applications, such as CD players, MPEG audio, MIDI applications, CD-ROM drives, CD-Interactive,digital radio applications and so on. An evaluation board is available to perform measurement and to make listening tests.