WM8581AGEFT Ver la hoja de datos (PDF) - Wolfson Microelectronics plc

Número de pieza

componentes Descripción

Lista de partido

WM8581AGEFT

Multichannel CODEC with S/PDIF Transceiver

Wolfson Microelectronics plc 

Production Data

WM8581

RECOMMENDED OPERATING CONDITIONS

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

Digital supply range

DVDD

2.7

Analogue supply range

AVDD

2.7

PLL supply range

PVDD

3.3

Ground

AGND, VREFN, DGND.

PGND

Difference DGND to

-0.3

AGND/PGND

Note: Digital supply DVDD must never be more than 0.3V greater than AVDD.

Table 4 Recommended Operating Conditions

TYP

0

0

MAX

3.6

5.5

5.5

+0.3

UNIT

V

V

V

V

V

ELECTRICAL CHARACTERISTICS

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

DAC Performance (Load = 10kΩ, 50pF)

0dBFs Full scale output voltage

Vrms

1.0xVREFP/5

Signal to Noise Ratio (See

Terminology note 1,2,4)

SNR

95

103

dB

A-Weighted

@ fs = 48kHz

Unweighted,

100

dB

@ fs = 48kHz

99

dB

A-Weighted

@ fs = 48kHz, AVDD =

3.3V

w

PD Rev 4.0 April 2007

9

Share Link: