WM8974GEFL/V Wolfson Microelectronics, WM8974GEFL/V Datasheet - Page 12

• Manufacturer Part Number: WM8974GEFL/V
• Description: Audio CODECs Mono Codec with Spkr
• Manufacturer: Wolfson Microelectronics

Specifications of WM8974GEFL/V

• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-24
• Minimum Operating Temperature: - 25 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8974
w
CONTROL INTERFACE TIMING – 2-WIRE MODE
Test Conditions
DCVDD=1.8V, DBVDD=AVDD=SPKVDD=3.3V, DGND=AGND=SPKGND=0V, T
256fs, 24-bit data, unless otherwise stated.
PARAMETER
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
Figure 5 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
ps
9
1
2
3
4
5
6
7
8
9
t
2
t
7
t
5
A
= +25
600
600
600
100
600
1.3
MIN
0
0
o
C, Slave Mode, fs = 48kHz, MCLK =
t
4
t
3
TYP
PD, Rev 4.5, September 2008
526
300
300
900
MAX
5
Production Data
t
8
kHz
UNIT
us
ns
ns
ns
ns
ns
ns
ns
ns
ns
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