WM8731SEDS/V Wolfson Microelectronics, WM8731SEDS/V Datasheet - Page 19

• Manufacturer Part Number: WM8731SEDS/V
• Description: Audio CODECs Stereo Codec with H/P
• Manufacturer: Wolfson Microelectronics

Specifications of WM8731SEDS/V

• Interface Type: Serial (2-Wire or 3-Wire), I2S
• Resolution: 24 bit
• Operating Supply Voltage: 2.7 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SSOP-28
• Minimum Operating Temperature: - 40 C
• Number Of Channels: 2 ADC / 2 DAC
• Snr: 90 dB
• Thd Plus Noise: - 84 dB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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
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