Datasheet > MAX9867ETJ+TG3U

MAX9867ETJ+TG3U

更新时间： 2024-02-14 10:10:11

品牌	Logo	应用领域
美信 - MAXIM		PC 电信电信集成电路
页数	文件大小	规格书
55页	974K
描述
IC STEREO AUD CODEC LP 32TQFN

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技术参数
数据手册

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MAX9867ETJ+TG3U 技术参数

是否无铅：	不含铅	是否Rohs认证：	符合
生命周期：	Active	包装说明：	,
Reach Compliance Code：	compliant	Factory Lead Time：	15 weeks
风险等级：	5.75	峰值回流温度（摄氏度）：	NOT SPECIFIED
电信集成电路类型：	PCM CODEC	处于峰值回流温度下的最长时间：	NOT SPECIFIED
Base Number Matches：	1

MAX9867ETJ+TG3U 数据手册

Ultra-Low Power Stereo Audio Codec

MAX9867

ELECTRICAL CHARACTERISTICS (continued)

= V

REF

= V

= 2.2µF, C

= V

MICBIAS

= +1.8V, R = ∞, headphone load (R ) connected between _OUTP and _OUTN in differential

AVDD

PVDD

DVDD

DVDDIO

= C

mode, C

= C

= 1µF, AV

= +20dB, AV

= 0dB, AV

= +20dB, AV

PREG

REG

PRE

PGAM

DAC

LINE

VOL

0dB, MCLK = 13MHz, T = T

to T

, unless otherwise noted. Typical values are at T = +25°C.) (Note 2)

MAX A

MIN

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

DAC STEREO AUDIO MODE DIGITAL DC BLOCKING HIGHPASS FILTER

Passband Cutoff

(-3dB from Peak)

0.000625

x f

DVFLT = 0x1

DHPPB

DC Attenuation

ATTEN

ADC (Note 6)

= 8kHz, MODE = 0 (IIR voice)

Dynamic Range (Note 5)

Full-Scale Input

= 8kHz to 48kHz, MODE = 1 (FIR audio)

Differential MIC input or stereo-line inputs,

AV = 0dB, AV = 0dB

P-P

PRE

PGAM

DC accuracy, measured with respect to

80% of full-scale output

Gain Error (Note 7)

f = 1kHz, 0dBFS, HP

= 8kHz

1.2

filter disabled,

analog input to

digital output

Voice Path Phase Delay

DLY

= 16kHz

0.61

-81

Total Harmonic Distortion

ADC Level Adjust Range

THD

f = 1kHz, f = 8kHz, T = +25°C, 0dBFS

-70

AVL/AVR = 0xF to 0x0

= 1.65V to 1.95V, input referred

-12

ADC

AVDD

f = 217Hz, V

= 100mV, AV

= 0dB,

RIPPLE

ADC

input referred

Power-Supply Rejection Ratio

PSRR

f = 1kHz, V

input referred

= 100mV, AV

= 0dB,

RIPPLE

ADC

f = 10kHz, V

= 100mV, AV

= 0dB,

RIPPLE

ADC

input referred

ADC VOICE MODE DIGITAL IIR LOWPASS FILTER

With respect to f within ripple;

0.445 x

= 8kHz to 48kHz

Passband Cutoff

PLP

0.449 x

-3dB cutoff

f < f

Passband Ripple

Stopband Cutoff

0.1

PLP

0.469 x

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

SLP

Stopband Attenuation

f > f

, f = 20Hz to 20kHz

SLP

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