Data Sheet
DATA AND I 2 C TIMING CHARACTERISTICS
Table 2.
ADV7612
Parameter
Symbol
Test Conditions/Comments
Min
Typ
Max
Unit
CLOCK AND CRYSTAL
Crystal Frequency, XTALP
Crystal Frequency Stability
28.63636
±50
MHz
ppm
LLC Frequency Range
13.5
170
MHz
I 2 C PORTS
SCL Frequency
400
kHz
SCL Minimum Pulse Width High 1
SCL Minimum Pulse Width Low 1
Start Condition Hold Time 1
Start Condition Setup Time 1
SDA Setup Time 1
SCL and SDA Rise Time 1
SCL and SDA Fall Time 1
Stop Condition Setup Time 1
t 1
t 2
t 3
t 4
t 5
t 6
t 7
t 8
600
1.3
600
600
100
0.6
300
300
ns
μs
ns
ns
ns
ns
ns
μs
RESET FEATURE
Reset Pulse Width
CLOCK OUTPUTS
5
ms
LLC Mark-Space Ratio 1
t 9 :t 10
45:55
55:45
% duty cycle
DATA AND CONTROL OUTPUTS 2
Data Output Transition Time 1
t 11
t 12
End of valid data to negative clock edge
Negative clock edge to start of valid data
1.0
0.0
2.2
0.3
ns
ns
I 2 S PORT, MASTER MODE
SCLK Mark-Space Ratio 1
LRCLK Data Transition Time 1
I 2 S Data Transition Time 1
t 15 :t 16
t 17
t 18
t 19
t 20
End of valid data to negative SCLK edge
Negative SCLK edge to start of valid data
End of valid data to negative SCLK edge
Negative SCLK edge to start of valid data
45:55
55:45
10
10
5
5
% duty cycle
ns
ns
ns
ns
1
2
Data guaranteed by characterization.
With the DLL block on output clock bypassed.
Rev. E | Page 5 of 20
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