WM8731SEFL Wolfson Microelectronics, WM8731SEFL Datasheet - Page 19
WM8731SEFL
Manufacturer Part Number
WM8731SEFL
Description
Audio CODECs Stereo Codec with H/P
Manufacturer
Wolfson Microelectronics
Specifications of WM8731SEFL
Number Of Adc Inputs
1
Number Of Dac Outputs
1
Conversion Rate
96 KSPS
Interface Type
Serial (2-Wire, 3-Wire, I2S)
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
Company:
Part Number:
WM8731SEFL
Manufacturer:
Wolfson Microelectronics
Quantity:
1 940
Company:
Part Number:
WM8731SEFL
Manufacturer:
DAEHUNG
Quantity:
18 562
Company:
Part Number:
WM8731SEFL/R
Manufacturer:
BCD
Quantity:
50 210
WM8731 / WM8731L
Figure 8 Program Register Input Timing – 2-Wire MPU Serial Control Mode
w
Test Conditions
AVDD, HPVDD, DBVDD = 3.3V, AGND = 0V, DCVDD = 1.5V, DGND = 0V, T
256fs unless otherwise stated.
PARAMETER
Program Register Input Information
SCLK Frequency
SCLK Low Pulsewidth
SCLK High Pulsewidth
Hold Time (Start Condition)
Setup Time (Start Condition)
Data Setup Time
SDIN, SCLK Rise Time
SDIN, SCLK Fall Time
Setup Time (Stop Condition)
Data Hold Time
SCLK
SDIN
t
3
t
1
t
SYMBOL
6
t
t
t
t
t
t
t
t
t
10
1
2
3
4
5
6
7
8
t
10
t
2
TEST CONDITIONS
t
7
t
5
A
= +25
t
4
o
MIN
600
600
600
100
600
1.3
t
C, Slave Mode, fs = 48kHz, XTI/MCLK =
0
3
TYP
PD, Rev 4.8, April 2009
MAX
526
300
300
900
Production Data
t
8
UNIT
kHz
us
ns
ns
ns
ns
ns
ns
ns
ns
19