WM9711LGEFL/V Wolfson Microelectronics, WM9711LGEFL/V Datasheet - Page 8

• Manufacturer Part Number: WM9711LGEFL/V
• Description: Audio CODECs Stereo AC'97 CODEC with H/P
• Manufacturer: Wolfson Microelectronics

Specifications of WM9711LGEFL/V

• Number Of Adc Inputs: 1
• Number Of Dac Outputs: 1
• Interface Type: AC97
• Resolution: 12 bit
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN EP
• Minimum Operating Temperature: - 25 C
• Number Of Channels: 2 ADC/2 DAC
• Audio Codec Type: Stereo
• No. Of Adcs: 2
• No. Of Dacs: 3
• No. Of Input Channels: 9
• No. Of Output Channels: 4
• Adc / Dac Resolution: 12bit
• Adcs / Dacs Signal To Noise Ratio: 94dB
• Sampling Rate: 48kHz
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM9711L
w
AUDIO INPUTS
AUXILIARY MONO DAC (AUXDAC)
COMPARATORS
Test Conditions
DBVDD=3.3V, DCVDD = 3.3V, AVDD = 3.3V, T
LINEINL/R, MICL/R and PHONE pins
Full Scale Input Signal Level
(for ADC 0dB Input at 0dB Gain)
Input Resistance
Input Capacitance
Line input to ADC (LINEINL, LINEINR, PHONE)
Signal to Noise Ratio
(A-weighted)
Total Harmonic Distortion
Power Supply Rejection
Microphone input to ADC (MIC1/2 pins)
Signal to Noise Ratio
(A-weighted)
Total Harmonic Distortion
Power Supply Rejection Ratio
Common Mode Rejection Ratio
Test Conditions
AVDD = 3.3V, T
Resolution
Full scale output voltage
Signal to Noise Ratio
(A-weighted)
Total Harmonic Distortion
Test Conditions
AVDD = 3.3V, T
COMP1, COMP2 and COMP3 (pins 29, 30, 31)
Input Voltage
Input leakage current
Comparator Input Offset
(COMP1, COMP2 only)
COMP2 delay (COMP2 only)
PARAMETER
PARAMETER
PARAMETER
A
A
= +25
= +25
o
o
C, unless otherwise stated.
C, unless otherwise stated.
SYMBOL
SYMBOL
SYMBOL
CMRR
PSRR
PSRR
V
SNR
SNR
SNR
THD
THD
THD
R
INFS
IN
A
differential input mode
= +25
Differential mic mode
20dB boost enabled
20dB boost enabled
TEST CONDITIONS
TEST CONDITIONS
TEST CONDITIONS
24.576MHz crystal
12dB PGA gain
20Hz to 20kHz
0dB PGA gain
AVDD = 3.3V
AVDD = 1.8V
AVDD=3.3V
o
(MS = 01)
C, 1kHz signal, fs = 48kHz, 18-bit audio data unless otherwise stated.
-6dBFs
TBD
AGND
MIN
MIN
MIN
-50
10
85
65
0
half of the value listed above
0.545
TBD
TYP
TYP
TYP
<10
1.0
-87
-80
-62
34
16
92
50
80
50
12
70
5
1
PD Rev 4.3 August 2006
AVDD
MAX
MAX
MAX
10.9
+50
-80
-50
22
Production Data
V rms
Vrms
UNIT
UNIT
UNIT
bits
mV
kΩ
pF
dB
dB
dB
dB
dB
dB
dB
dB
dB
nA
V
s
8