wm9090 Wolfson Microelectronics plc, wm9090 Datasheet - Page 12
wm9090
Manufacturer Part Number
wm9090
Description
Ultra Low Power Audio Subsystem
Manufacturer
Wolfson Microelectronics plc
Datasheet
1.WM9090.pdf
(78 pages)
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WM9090
w
CONTROL INTERFACE TIMING
Figure 2 Control Interface Timing
Test Conditions
SPKVDD = 3.6V, AVDD=1.8V, GND=0V, T
SCLK Frequency
SCLK Low Pulse-Width
SCLK High Pulse-Width
Hold Time (Start Condition)
Setup Time (Start Condition)
Data Setup Time
SDA, SCLK Rise Time
SDA, SCLK Fall Time
Setup Time (Stop Condition)
Data Hold Time
Pulse width of spikes that will be suppressed
(input)
SCLK
SDA
PARAMETER
START
t
4
t
3
A
t
= +25
2
o
C, 1kHz signal, PGA gain = 0dB unless otherwise stated
t
1
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
ps
7
1
2
3
4
5
6
7
8
9
t
6
1300
MIN
600
600
600
100
600
0
t
5
TYP
t
9
PP, January 2010, Rev 3.0
MAX
400
300
300
900
5
t
8
Pre-Production
STOP
UNIT
kHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
12
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