WM8990ECS/RV Wolfson Microelectronics, WM8990ECS/RV Datasheet - Page 15

• Manufacturer Part Number: WM8990ECS/RV
• Description: Audio CODECs Stereo CODEC w.Class AB/D speaker driver
• Manufacturer: Wolfson Microelectronics

Specifications of WM8990ECS/RV

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

w
Production Data
Test Conditions
DCVDD = 1.8V, DBVDD = 3.3V, AVDD = HPVDD = 3.3V, SPKVDD = 5V, T
PGA gain = 0dB, 24-bit audio data unless otherwise stated.
ADC Input Path Performance
D1
D2
D3
D4
D5
SNR (A-weighted)
THD (-1dBFS input)
THD+N (-1dBFS input)
Crosstalk (L/R)
AVDD PSRR (217Hz)
DCVDD PSRR (217Hz)
SNR (A-weighted)
THD (-1dBFS input)
THD+N (-1dBFS input)
SNR (A-weighted)
THD (-1dBFS input)
THD+N (-1dBFS input)
Crosstalk (L/R)
SNR (A-weighted)
THD (-1dBFS input)
THD+N (-1dBFS input)
SNR (A-weighted)
THD (-1dBFS input)
THD+N (-1dBFS input)
Crosstalk (L/R)
AVDD PSRR (217Hz)
SNR (A-weighted)
THD (-1dBFS input)
THD+N (-1dBFS input)
SNR (A-weighted)
THD (-1dBFS input)
THD+N (-1dBFS input)
Crosstalk (L/R)
SNR (A-weighted)
THD (-1dBFS input)
THD+N (-1dBFS input)
SNR (A-weighted)
THD (-1dBFS input)
THD+N (-1dBFS input)
SNR (A-weighted)
THD (-1dBFS input)
THD+N (-1dBFS input)
PARAMETER
ADC via INMIXL
ADC via INMIXL
ADC via INMIXL
ADC via INMIXL
DIFFINR, AVDD
DIFFINR, AVDD
INMIXR), AVDD
INMIXR), AVDD
(DACs to ADCs
(DACs to ADCs
via INMIXL and
via INMIXL and
Input PGAs to
Input PGAs to
Input PGAs to
Input PGAs to
Line inputs to
AVDD = 3.3V
Line inputs to
AVDD = 2.7V
AVDD = 3.3V
AVDD = 2.7V
AVDD = 3.3V
AVDD = 2.7V
and INMIXR,
and INMIXR,
RXP-RXN to
one ADC via
RXP-RXN to
one ADC via
Record path
Record path
DIFFINL or
DIFFINL or
or INMIXR,
or INMIXR,
RXVOICE,
RXVOICE,
ADC via
ADC via
= 3.3V
= 2.7V
= 3.3V
= 2.7V
TEST CONDITIONS
A
= +25
o
C, 1kHz signal, fs = 48kHz,
MIN
84
84
84
PD, March 2009, Rev 4.0
TYP
-100
-100
-100
-84
-82
-78
-76
-83
-81
-95
-78
-76
-84
-82
-78
-76
-82
-80
-73
-71
-81
-79
-78
-76
94
45
80
93
93
92
94
45
92
94
92
94
92
MAX
-75
-73
-75
-73
-75
-73
WM8990
UNIT
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
15