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ADE7755
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
POWER SUPPLY
For specified performance
AV DD
DV DD
4.75
4.75
5.25
5.25
V
V
V
V
5 V ? 5%
5 V + 5%
5 V ? 5%
5 V + 5%
AI DD
DI DD
3
2.5
mA
mA
Typically 2 mA
Typically 1.5 mA
1
2
3
See the Terminology section.
See the Typical Performance Characteristics section for the plots.
Sample tested during initial release and after any redesign or process change that may affect this parameter.
TIMING CHARACTERISTICS
AV DD = DV DD = 5 V ± 5%, AGND = DGND = 0 V, on-chip reference, CLKIN = 3.58 MHz, T MIN to T MAX = ?40°C to +85°C.
Table 2.
Parameter 1, 2
t 1 3
t 2
t 3
t 43, 4
t 5
t 6
Specification
275
See Table 7
1/2 t 2
90
See Table 8
CLKIN/4
Unit
ms
sec
sec
ms
sec
sec
Test Conditions/Comments
F1 and F2 pulse width (logic low)
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 section
Minimum time between F1 and F2 pulse
1
2
3
4
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.
The CF pulse is always 18 μs in the high frequency mode. See the Frequency Outputs section and Table 8.
t 1
F1
t 6
t 2
F2
t 4
t 3
t 5
CF
Figure 2. Timing Diagram for Frequency Outputs
Rev. A | Page 4 of 20
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