WM8731LSEFL/R Wolfson Microelectronics, WM8731LSEFL/R Datasheet - Page 59

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WM8731LSEFL/R

Manufacturer Part Number
WM8731LSEFL/R
Description
Audio CODECs STEREO CODEC w/ HP 28-pin
Manufacturer
Wolfson Microelectronics
Datasheet

Specifications of WM8731LSEFL/R

Number Of Adc Inputs
1
Number Of Dac Outputs
1
Conversion Rate
96 KSPS
Interface Type
Serial (2-Wire, 3-Wire, I2S)
Resolution
18 bit, 20 bit
Operating Supply Voltage
- 0.3 V to + 3.63 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
QFN EP
Minimum Operating Temperature
- 40 C
Number Of Channels
2 ADC/2 DAC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
WM8731LSEFL/R
Manufacturer:
WOLFSON
Quantity:
20 000
Company:
Part Number:
WM8731LSEFL/R
Quantity:
8 500
WM8731 / WM8731L
DIGITAL DE-EMPHASIS CHARACTERISTICS
Figure 51 De-Emphasis Frequency Response (32kHz)
Figure 53 De-Emphasis Frequency Response (44.1kHz)
Figure 55 De-Emphasis Frequency Response (48kHz)
w
-10
-10
-10
-2
-4
-6
-8
-2
-4
-6
-8
-2
-4
-6
-8
0
0
0
0
0
0
2000
5000
5000
4000
6000
10000
Frequency (Fs)
Frequency (Fs)
Frequency (Fs)
10000
8000
10000
15000
15000
12000
20000
14000
20000
16000
Figure 52 De-Emphasis Error (32kHz)
Figure 54 De-Emphasis Error (44.1kHz)
Figure 56 De-Emphasis Error (48kHz)
-0.1
-0.2
-0.3
-0.4
-0.1
-0.2
-0.3
-0.4
-0.1
-0.2
-0.3
-0.4
0.4
0.3
0.2
0.1
0.4
0.3
0.2
0.1
0.4
0.3
0.2
0.1
0
0
0
0
0
0
2000
5000
5000
4000
6000
10000
Frequency (Fs)
Frequency (Fs)
Frequency (Fs)
10000
8000
10000
15000
15000
PD, Rev 4.8, April 2009
12000
20000
Production Data
14000
20000
16000
59

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