WM8581AGEFT Просмотр технического описания (PDF) - Wolfson Microelectronics plc

Номер в каталоге

Компоненты Описание

производитель

WM8581AGEFT

Multichannel CODEC with S/PDIF Transceiver

Wolfson Microelectronics plc 

WM8581

Production Data

Test Conditions

AVDD, PVDD, VREFP = 5V, DVDD = 3.3V, AGND, VREFN = 0V, PGND, DGND = 0V, TA = +25oC, 1kHz Signal, fs = 48kHz,

24-Bit Data, Slave Mode, MCLK, ADCMCLK = 256fs, 1Vrms Input Signal Level unless otherwise stated.

PARAMETER

SYMBOL TEST CONDITIONS

MIN

TYP

MAX

UNIT

Power Supply Rejection Ratio

PSRR

1kHz 100mVp-p

50

dB

(See note 4)

20Hz to 20kHz

45

dB

ADC Performance

100mVp-p

Full Scale Input Signal Level (for

ADC 0dB Input)

Input resistance

Vrms

1.0xVREFP/5

6

kΩ

Input capacitance

10

pF

Signal to Noise Ratio (See

Terminology note 1,2,4)

SNR

90

100

dB

A-Weighted

@ fs = 48kHz

Unweighted,

97

dB

@ fs = 48kHz

97

dB

A-Weighted

@ fs = 48kHz, AVDD =

3.3V

97

dB

w

A-Weighted

@ fs = 96kHz

Unweighted,

@ fs = 96kHz

94

dB

94

dB

PD Rev 4.0 April 2007

12

Share Link: