WM8350GEB/RV Wolfson Microelectronics, WM8350GEB/RV Datasheet - Page 16
WM8350GEB/RV
Manufacturer Part Number
WM8350GEB/RV
Description
Audio CODECs Audio CODEC plus pwr management
Manufacturer
Wolfson Microelectronics
Datasheet
1.WM8350GEBRV.pdf
(340 pages)
Specifications of WM8350GEB/RV
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
WM8350GEB/RVLRG
Manufacturer:
WOLFSON
Quantity:
20 000
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WM8350
7
7.1
w
Test Conditions
DCVDD = 1.8V, AVDD = HPVDD = 3.3V, T
PARAMETER
Microphone Preamp Inputs (IN1LP, IN1LN, IN1RP, IN1RN)
Full-scale Input Signal Level
(0dB) – note this changes with
AVDD
Mic preamp equivalent input
noise
Input resistance
Input resistance
Input resistance
Input Capacitance
Recommended decoupling cap
MIC Programmable Gain Amplifier (PGA)
Programmable Gain
Programmable Gain Step Size
Mute Attenuation
Selectable Input Gain Boost (0/+20dB)
Gain Boost
Auxiliary Analogue Inputs (IN3L, IN3R)
Full-scale Input Signal Level
(0dB) – note this changes with
AVDD
PGA gain range to summer
PGA step size to summer
Input Resistance
Input Capacitance
Analogue to Digital Converter (ADC)
Signal to Noise Ratio (Note 1, 2)
Total Harmonic Distortion
(Note 4)
Digital to Analogue Converter (DAC) to Line-Out (OUT1L, OUT1R with 10kΩ / 50pF load)
Full-scale output
Signal to Noise Ratio (Note 1, 2)
Total Harmonic Distortion
(Note 3)
Channel Separation (Note 4)
Output Mixers
PGA gain range into mixer
PGA gain step into mixer
Analogue Output PGAs (OUT1L, OUT1R, OUT2L, OUT2R)
Programmable Gain range
Programmable Gain step size
Mute attenuation
ELECTRICAL CHARACTERISTICS
HI-FI AUDIO CODEC
SYMBOL
35.25dB
C
THD+N
R
C
R
R
R
C
V
DECOUP
V
SNR
gain
AUXIN
AUXIN
MICIN
MICIN
MICIN
MICIN
At
INFS
INFS
A
= +25
TEST CONDITIONS
Gain set to 35.25dB
o
Gain set to -12dB
C, 1kHz signal, fs = 48kHz, 24-bit audio data unless otherwise stated.
PGA gains set to
A-weighted, 0dB
Gain set to 0dB
full-scale signal
1KHz, full scale
-2dBV Input
1kHz signal
A-weighted
Monotonic
R
Monotonic
L
signal
= 10kΩ
gain
0dB
MIN
-12
-12
-75
-75
-15
-57
86
90
0
HPVDD/3.3
TYP
0.33
0.75
150
101
2.3
-90
1.0
-83
-81
64
32
10
95
95
89
78
1
0
2
0
3
0
3
0
1
PD, February 2011, Rev 4.4
35.25
MAX
+6
+6
+6
20
Production Data
V rms
V rms
V rms
UNIT
dBV
dBV
μV
kΩ
kΩ
kΩ
kΩ
pF
μF
dB
dB
dB
dB
dB
dB
pF
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
16
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