WM8990ECS/RV Wolfson Microelectronics, WM8990ECS/RV Datasheet - Page 17

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WM8990ECS/RV

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

Specifications of WM8990ECS/RV

Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

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Part Number
Manufacturer
Quantity
Price
Part Number:
WM8990ECS/RV
Quantity:
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Part Number:
WM8990ECS/RV
Manufacturer:
TESTED
Quantity:
20 000
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.
E7
E8
E9
E10
E11
SNR (A-weighted)
THD (P
THD+N (P
THD (P
THD+N (P
Crosstalk (L/R)
AVDD PSRR (217Hz)
HPVDD PSRR (217Hz)
DC Offset at Load
SNR (A-weighted)
THD (P
THD+N (P
THD (P
THD+N (P
SNR (A-weighted)
THD (P
THD+N (P
THD (P
THD+N (P
Crosstalk (L/R)
AVDD PSRR (217Hz)
HPVDD PSRR (217Hz)
SNR (A-weighted)
THD (P
THD+N (P
THD (P
THD+N (P
Minimum Headphone
Resistance
SPKVDD Leakage
Current
SNR (A-weighted)
THD (P
THD+N (P
THD (P
THD+N (P
SPKVDD PSRR(217Hz)
SNR (A-weighted)
THD (P
THD+N (P
THD (P
THD+N (P
SPKVDD PSRR(217Hz)
DC Offset at Load
PARAMETER
O
O
O
O
O
O
O
O
O
O
O
O
=20mW)
=5mW)
=20mW)
=5mW)
=20mW)
=5mW)
=20mW)
=5mW)
=0.5W)
=1.0W)
=0.5W)
=1.0W)
O
O
O
O
O
O
O
O
O
O
O
O
=20mW)
=5mW)
=20mW)
=5mW)
=20mW)
=5mW)
=20mW)
=5mW)
=0.5W)
=1.0W)
=0.5W)
=1.0W)
AVDD=HPVDD=
AVDD=HPVDD=
AVDD=HPVDD=
AVDD=HPVDD=
DAC to LOUT or
ACGAIN=DCGA
DAC to Speaker
DAC to Speaker
GND), R
SPKVDD=5.0V,
controlled using
controlled using
Capless (OUT3
LOUT/OUT3 or
LOUT/OUT3 or
ROUT Capless
or 4 as pseudo
Output (Direct)
Output (Direct)
(OUT3 or 4 as
pseudo GND),
DAC to LOUT,
LOUT, ROUT,
SPKVDD=5V,
SPKVDD=5V,
ROUT/OUT4,
ROUT/OUT4,
DAC volume,
OUT3, OUT4
AVDD=3.3V,
AVDD=3.3V,
class AB, P
DAC volume
class D, P
R
R
R
or ROUT
IN=1.52
DAC to
DAC to
L
L
L
3.3V
2.7V
3.3V
2.7V
=16Ω,
=16Ω,
=16Ω,
L
=16Ω,
O
O
TEST CONDITIONS
Fully Differential Headphone Outputs
16Ω Capless Headphone Outputs
A
= +25
o
C, 1kHz signal, fs = 48kHz,
MIN
15
90
PD, March 2009, Rev 4.0
-100
TYP
-71
-69
-67
-65
-70
-68
-66
-64
-73
-71
-69
-67
-45
-70
-68
-67
-65
-87
-85
-76
-74
-78
-76
-76
-74
99
60
85
98
99
45
85
97
93
75
97
75
5
1
5
MAX
WM8990
UNIT
mV
mV
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
uA
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Ω
17

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