WM8783GEDSLASHRV datasheet(6/17 Pages) WOLFSON

6 / 17 page

WM8783

Production Data

PD, August 2010, Rev 4.0

ELECTRICAL CHARACTERISTICS

Test Conditions

AVDD = 3.3V, GND = 0V, TA = +25

oC, 1kHz signal, fs = 48kHz, MCLK = 256fs unless otherwise stated. LRCLK transition

as per Figure 4.

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Analogue Inputs (IN1L, IN1R)

Maximum input signal

level

Single-ended input

AVDD/3.3

Vrms

Input resistance

Input capacitance

ADC Input Path Performance (Analogue Input to ADC)

Signal to Noise Ratio

SNR

A-weighted, fs = 48kHz

Unweighted, fs = 48kHz

A-weighted, fs = 96kHz

Unweighted, fs = 96kHz

Total Harmonic

Distortion

THD

-1dBFS input, fs = 48kHz

-83

-1dBFS input, fs = 96kHz

-83

Channel separation

(Left/Right)

Power Supply Rejection

Ratio (with respect to

AVDD)

PSRR

1kHz 100mV pk-pk applied to

AVDD

Digital Inputs / Outputs

Input high level

0.7 x AVDD

Input low level

0.3 x AVDD

Output high level

IOL = 1mA

0.9 x AVDD

Output low level

IOH = -1mA

0.1 x AVDD

Input capacitance

Input leakage

-1

μA

Clocking

MCLK frequency

2.048

12.288

MHz

Analogue Reference Levels

Midrail Reference

Voltage

VMID

-4%

AVDD/2

+4%

VMID resistance to

Ground

RVMID

Current Consumption

AVDD Current

Consumption

IAVDD

Quiescent

fs = 48kHz, MCLK = 256fs

7.93

Quiescent

fs = 96kHz, MCLK = 128fs

8.74

Quiescent

No clocks applied

0.24

WM8783GED/RV Datasheet(PDF) 6 Page - Wolfson Microelectronics plc

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