BurrBrown Products

from Texas Instruments

FEATURES

APPLICATIONS

DESCRIPTION

PCM1608

SBAS164B – DECEMBER 2000 – REVISED JULY 2005

24-Bit, 192-kHz Sampling, 8-Channel, Enhanced Multilevel,

Delta-Sigma Digital-to-Analog Converter

•

Dual-Supply Operation:

•

24-Bit Resolution

– 5-V Analog

•

Analog Performance:

– 3.3-V Digital

– Dynamic Range:

•

5-V Tolerant Digital Logic Inputs

• 100 dB, Typical (PCM1608Y)

•

Package: LQFP-48

• 105 dB, Typical (PCM1608KY)

– SNR:

•

Integrated A/V Receivers

• 100 dB, Typical (PCM1608Y)

•

DVD Movie and Audio Players

• 105 dB, Typical (PCM1608KY)

•

HDTV Receivers

– THD+N:

•

Car Audio Systems

• 0.003%, Typical (PCM1608Y)

•

DVD Add-On Cards for High-End PCs

• 0.002%, Typical (PCM1608KY)

•

Digital Audio Workstations

– Full-Scale Output: 3.1 Vp-p, Typical

•

Other Multichannel Audio Systems

•

4

×/8× Oversampling Interpolation Filter:

– Stop-Band Attenuation: –55 dB

– Pass-Band Ripple:

±0.03 dB

The PCM1608 is a CMOS, monolithic integrated

circuit that features eight 24-bit audio digital-to-analog

•

Sampling Frequency:

converters (DACs) and support circuitry in a small

– 5 kHz to 200 kHz (Channels 1, 2, 7, and 8)

LQFP-48 package. The DACs use Texas Instruments'

– 5 kHz to 100 kHz (Channels 3, 4, 5, and 6)

enhanced multilevel, delta-sigma architecture that

employs fourth-order noise shaping and 8-level ampli-

•

Accepts 16-, 18-, 20-, and 24-Bit Audio Data

tude quantization to achieve excellent signal-to-noise

•

Data Formats: Standard, I2S, and

performance and a high tolerance to clock jitter.

Left-Justified

The PCM1608 accepts industry-standard audio data

•

System Clock: 128 fS, 192 fS, 256 fS, 384 fS,

formats with 16- to 24-bit audio data. Sampling rates

512 fS, or 768 fS

up to 200 kHz (channels 1, 2, 7, and 8) or 100 kHz

•

User-Programmable Functions:

(channels 3, 4, 5, and 6) are supported. A full set of

user-programmable functions is accessible through a

– Digital Attenuation: 0 dB to –63 dB,

4-wire serial control port that supports register write

0.5 dB/Step

and read functions.

– Soft Mute

– Zero Flags Can Be Used As General-

Purpose Logic Output

– Digital De-Emphasis

– Digital Filter Rolloff: Sharp or Slow

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas

Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

FilterPro is a trademark of Texas Instruments.

System Two, Audio Precision are trademarks of Audio Precision, Inc.

All trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Copyright © 2000–2005, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.