Product Summary

The PCM1791 is a 24bit 192khz sampling , advanced segment, audio stereo digital to analog converter. The PCM1791 provides balanced current outputs, allowing the user to optimize analog performance externally. Sampling rates up to 200 kHz are supported. The applications of it are A/V Receivers, DVD Players, Musical Instruments, HDTV Receivers, Car Audio Systems, Digital Multitrack Recorders, Other Applications Requiring 24-Bit Audio.

Parametrics

PCM1791 absolute maximum ratings: (1)Analog input voltage: –0.3 V to (VCC + 0.3 V) < 6.5 V; (2)Input current (any pins except supplies): ±10 mA; (3)Ambient temperature under bias: –40°C to 125°C; (4)Storage temperature: –55°C to 150°C; (5)Junction temperature: 150°C; (6)Lead temperature (soldering): 260°C, 5 s; (7)Package temperature (IR reflow, peak): 260°C.

Features

PCM1791 features: (1)Sampling Frequency: 10 kHz to 200 kHz; (2)System Clock: 128, 192, 256, 384, 512, or 768 fS With Autodetect; (3)Accepts 16-, 20-, and 24-Bit Audio Data; (4)PCM Data Formats: Standard, I2S, and Left-Justified; (5)DSD Format Interface Available; (6)Optional Interface to External Digital Filter or DSP Available; (7)TDMCA or Serial Port (SPI/I2C).

Diagrams

PCM1791 block diagram 

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
PCM1791A
PCM1791A
Other

Data Sheet
Negotiable 
PCM1791ADB
PCM1791ADB
Texas Instruments
Audio D/A Converter ICs 24-Bit 192kHz Smplng Adv Stg Stereo DAC
Data Sheet
0-1: $3.17
1-25: $2.89
25-100: $2.61
100-250: $2.40
PCM1791ADBG4
PCM1791ADBG4
Texas Instruments
Audio D/A Converter ICs 24-Bit 192kHz Smplng Adv Stg Stereo DAC
Data Sheet
0-1: $3.17
1-25: $2.89
25-100: $2.61
100-250: $2.40
PCM1791ADBR
PCM1791ADBR
Texas Instruments
Audio D/A Converter ICs 24-Bit 192kHz Smplng Adv Stg Stereo DAC
Data Sheet
0-1485: $1.62
1485-2000: $1.56
PCM1791ADBRG4
PCM1791ADBRG4
Texas Instruments
Audio D/A Converter ICs 24-Bit 192kHz Smplng Adv Stg Stereo DAC
Data Sheet
0-1485: $1.62
1485-2000: $1.56