TAS3218IPZP datasheet(44/79 Pages) TI

44 / 79 page

TAS3218

SLES235 – JULY 2008 ....................................................................................................................................................................................................... www.ti.com

ELECTRICAL SPECIFICATIONS ANALOG SECTIONS (continued)

TA =25C, AVDD = 3.3 V, DVDD = 3.3 V, Fs (audio) = 48 kHz, Clock source from XTALI, AES17 filter, second order 30-kHz

low-pass filter (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

DAC Channel/Headphone Output

1-kHz sine wave input, load = 10 k, 10 pF

Full scale output voltage (0 dB)

0.81

0.9

Vrms

DNR

60-dB full-scale input applied at Line inputs, A-weighted

dBA

THD + N

0-dBFS input, 0 dB gain

PSRR

1 kHz, 100 mVpp on AVDD, VGND powered down

Channel separation

Analog Mux in Bypass Mode

1-kHz sine wave input, load = 10 k, 10 pF

Mux switching noise

LINEIN inputs floating

Full scale input voltage (0 dB)

1.15

Vrms

Input common mode voltage

1.43

1.5

1.57

Load capacitance

Load resistance

Between Lch and Rch

Channel separation

Between each line input

Full scale output voltage (0 dB)

0.9

1.1

Vrms

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