ADE7752/ADE7752A
TIMING CHARACTERISTICS
V DD = 5 V ± 5%, AGND = DGND = 0 V, on-chip reference, CLKIN = 10 MHz, T MIN to T MAX = –40°C to +85°C, unless otherwise noted 1, 2 .
Table 2.
Parameter
t 1 3
t 2
t 3
t 5 5
t 6
Conditions
F1 and F2 Pulse Width (Logic High).
Output Pulse Period. See the Transfer Function section.
Time between F1 Falling Edge and F2 Falling Edge.
CF Pulse Width (Logic High).
CF Pulse Period. See the Transfer Function and the Frequency Outputs sections.
Minimum Time Between the F1 and F2 Pulse.
Spec
275
See Table 6.
1/2 t 2
96
See Table 7.
CLKIN/4
Unit
ms
sec
sec
ms
sec
sec
1
2
3
4
5
Sample tested during initial release and after any redesign or process change that may affect this parameter.
See Figure 2.
The pulse widths of F1, F2, and CF are not fixed for higher output frequencies. See the Frequency Outputs section.
CF is not synchronous to F1 or F2 frequency outputs.
The CF pulse is always 1 μs in the high frequency mode.
t 1
F1
t 6
t 2
F2
t 4
t 3
t 5
CF
Figure 2. Timing Diagram for Frequency Outputs
Rev. C | Page 4 of 24
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