WM8904
Pre-Production
Digital Inputs / Outputs
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Input HIGH Level
(Digital Input)
VIH
0.7DBVDD
V
Input LOW Level
(Digital Input)
VIL
VIH
VIL
0.3DBVDD
V
V
V
Input HIGH Level
(Analogue / Digital Input)
Input LOW Level
(Analogue / Digital Input)
Output HIGH Level
Output LOW Level
0.7AVDD
0.3AVDD
VOH
VOL
IOH = +1mA
IOL = -1mA
0.9DBVDD
V
V
0.1DBVDD
Multi-Path Crosstalk
Test Conditions:
Input Path = IN1L/IN1R to ADC, 0dB gain
Output Path = DAC to HPOUTL/HPOUTR, 0dB gain
Fs = 48kHz
PARAMETER
DAC to ADC Crosstalk
ADC to DAC Crosstalk
SYMBOL
TEST CONDITIONS
1kHz signal, 0dBFS
1kHz signal, -7dBV
MIN
TYP
-45
MAX
UNIT
dB
-60
dB
PP, Rev 3.3, September 2012
20
w
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
