MAX9867 datasheet(4/55 Pages) MAXIM

4 / 55 page

Ultra-Low Power Stereo Audio Codec

_______________________________________________________________________________________

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

DAC VOICE MODE DIGITAL 5th ORDER IIR HIGHPASS FILTER

DVFLT = 0x1

(elliptical tuned for 16kHz GSM + 217Hz

notch)

0.0161

x fS

DVFLT = 0x2

(500Hz Butterworth tuned for 16kHz)

0.0312

x fS

DVFLT = 0x3

(elliptical tuned for 8kHz GSM + 217Hz

notch)

0.0321

x fS

DVFLT = 0x4

(500Hz Butterworth tuned for 8kHz)

0.0625

x fS

5th Order Passband Cutoff

(-3dB from Peak, I

2C Register

Programmable)

fDHPPB

DVFLT = 0x5

(fS/240 Butterworth)

0.0042

x fS

DVFLT = 0x1

(elliptical tuned for 16kHz GSM + 217Hz

notch)

0.0139

x fS

DVFLT = 0x2

(500Hz Butterworth tuned for 16kHz)

0.0156

x fS

DVFLT = 0x3

(elliptical tuned for 8kHz GSM + 217Hz

notch)

0.0279

x fS

DVFLT = 0x4

(500Hz Butterworth tuned for 8kHz)

0.0312

x fS

5th Order Stopband Cutoff

(-30dB from Peak, I

2C Register

Programmable)

fDHPSB

DVFLT = 0x5

(fS/240 Butterworth)

0.0021

x fS

DC Attenuation

DCATTEN

DVFLT

≠ 000

DAC STEREO AUDIO MODE DIGITAL FIR LOWPASS FILTER

With respect to fS within ripple;

fS = 8kHz to 48kHz

0.43 x

-3dB cutoff

0.47 x

Passband Cutoff

fPLP

-6.02dB cutoff

0.50 x

Passband Ripple

f < fPLP

±0.1

Stopband Cutoff

fSLP

With respect to fS; fS = 8kHz to 48kHz

0.58 x

Stopband Attenuation

ELECTRICAL CHARACTERISTICS (continued)

(VAVDD = VPVDD = VDVDD = VDVDDIO = +1.8V, RL = ∞, headphone load (RL) connected between _OUTP and _OUTN in differential

mode, CREF = 2.2µF, CMICBIAS = CPREG = CREG = 1µF, AVPRE = +20dB, AVPGAM = 0dB, AVDAC = 0dB, AVLINE = +20dB, AVVOL =

0dB, MCLK = 13MHz, TA = TMIN to TMAX, unless otherwise noted. Typical values are at TA = +25°C.) (Note 2)

MAX9867 датащи(PDF) 4 Page - Maxim Integrated Products

MAX9867 датащи(HTML) 4 Page - Maxim Integrated Products

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55

датащи скачать

ссылки URL