DIGITAL-TO-ANALOG CONVERTER
PCM1741
PCM1741
www.ti.com
+3.3V Single-Supply, 24-Bit, 96kHz Sampling Enhanced Multilevel, Delta-Sigma, Audio DIGITAL-...
Description
PCM1741
PCM1741
www.ti.com
+3.3V Single-Supply, 24-Bit, 96kHz Sampling Enhanced Multilevel, Delta-Sigma, Audio DIGITAL-TO-ANALOG CONVERTER
FEATURES
q 24-BIT RESOLUTION
q ANALOG PERFORMANCE (VCC = +3.3V): Dynamic Range: 98dB typ SNR: 98dB typ THD+N: 0.005% typ Full-Scale Output: 2.05Vp-p typ
q 8x OVERSAMPLING DIGITAL FILTER: Stopband Attenuation: –55dB Passband Ripple: ±0.03dB
q SAMPLING FREQUENCY: 5kHz to 100kHz
q SYSTEM CLOCK: 256, 384, 512, 768fS with Auto Detect
q ACCEPTS 16-, 18-, 20-, AND 24-BIT AUDIO DATA
q DATA FORMATS: Standard, I2S, and LeftJustified
q USER-PROGRAMMABLE MODE CONTROLS: Digital Attenuation: 0dB to –63dB, 0.5dB/Step Digital De-Emphasis Digital Filter Roll-Off: Sharp or Slow Soft Mute Zero Flags for Each Output
q 3.3V SINGLE POWER SUPPLY q 5V TOLERANT DIGITAL INPUTS
q SMALL SSOP-16 PACKAGE
APPLICATIONS
q AV RECEIVERS
q DVD MOVIE PLAYERS
q DVD ADD-ON CARDS FOR HIGH-END PCs
q HDTV RECEIVERS
q CAR AUDIO SYSTEMS
q OTHER APPLICATIONS REQUIRING 24-BIT AUDIO
DESCRIPTION
The PCM1741 is a CMOS, monolithic, integrated circuit which includes stereo Digital-to-Analog Converters (DACs) and support circuitry in a small SSOP-16 package. The data converters utilize Texas Instrument’s enhanced multilevel delta-sigma architecture that employs fourthorder noise shaping and 8-level amplitude quantization to achieve excellent dynamic performance and improved tolerance to clock jitter. The PCM1741 accepts industry standard audio data formats with 16- to 24-bit data, provid...
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