WM8990ECS/RV Wolfson Microelectronics, WM8990ECS/RV Datasheet - Page 33

• Manufacturer Part Number: WM8990ECS/RV
• Description: Audio CODECs Stereo CODEC w.Class AB/D speaker driver
• Manufacturer: Wolfson Microelectronics

Specifications of WM8990ECS/RV

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

w
Production Data
CONTROL INTERFACE TIMING – 2-WIRE MODE
Test Conditions
DCVDD=1.8V, DBVDD=AVDD=HPVDD=3.3V, SPKVDD=5V, DGND=AGND=HPGND=SPKGND=0V, T
fs=48kHz, MCLK = 256fs, 24-bit data, unless otherwise stated.
Program Register Input Information
SCLK Frequency
SCLK Low Pulse-Width
SCLK High Pulse-Width
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
Pulse width of spikes that will be suppressed
PARAMETER
2-wire mode is selected by connecting the MODE pin low.
Figure 8 Control Interface Timing – 2-Wire Serial Control Mode
SCLK
SDIN
t
3
t
1
t
6
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
9
ps
1
2
3
4
5
6
7
8
9
t
2
t
7
t
5
MIN
600
600
600
100
600
1.3
0
t
4
t
3
TYP
A
PD, March 2009, Rev 4.0
=+25
MAX
526
300
300
900
o
C, Slave Mode,
5
WM8990
t
8
UNIT
kHz
us
ns
ns
ns
ns
ns
ns
ns
ns
ns
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