ade7760 Analog Devices, Inc., ade7760 Datasheet - Page 5

• Manufacturer Part Number: ade7760
• Description: Energy Metering Ic With On-chip Fault Detection
• Manufacturer: Analog Devices, Inc.

TIMING CHARACTERISTICS
V
Sample tested during initial release and after any redesign or process change that may affect this parameter.
See Figure 2.
Table 2.
Parameter
t
t
t
t
t
t
1
1
2
3
4
5
6
The pulse widths of F1, F2, and CF are not fixed for higher output frequencies. See the Transfer Function section.
1
1
DD
= 5 V ± 5%, AGND = DGND = 0 V, on-chip reference, on-chip oscillator, T
Value
120
See Table 6
1/2 t
90
See Table 7
CLKIN/4
2
F1
F2
CF
t
4
Unit
ms
s
s
ms
s
s
t
Figure 2. Timing Diagram for Frequency Outputs
1
t
3
t
5
F1 and F2 Pulse Width (Logic High).
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.
Test Conditions/Comments
Output Pulse Period. See the Transfer Function section.
t
6
t
2
Rev. 0 | Page 5 of 24
MIN
to T
MAX
= –40°C to +85°C.
ADE7760