ADE7752 Analog Devices, ADE7752 Datasheet - Page 3

• Manufacturer Part Number: ADE7752
• Description: Three Phase Energy Metering IC with Pulse Output
• Manufacturer: Analog Devices

REV. PrB 08/01
Parameter
t
t
t
t
t
t
NOTES
1
2
3
4
Specifications subject to change without notice.
CF
F1
F2
1
2
3
4
5
6
Sample tested during initial release and after any redesign or process change that may affect this parameter.
See Figure 1.
The pulsewidths of F1, F2 and CF are not fixed for higher output frequencies. See Frequency Outputs Section.
The CF pulse is always 1 µs in the high frequency mode. See Frequency Outputs section and Table IV.
3
3, 4
Figure 1. Timing Diagram for Frequency Outputs
t 4
t 1
t 3
275
See Table III
1/2 t
90
See Table IV
CLKIN/4
t 6
t 5
2
t 2
PRELIMINARY TECHNICAL DATA
Units
ms
sec
sec
ms
sec
sec
Test Conditions/Comments
F1 and F2 Pulsewidth (Logic High)
Output Pulse Period. See Transfer Function Section
Time Between F1 Falling Edge and F2 Falling Edge
CF Pulsewidth (Logic High)
CF Pulse Period. See Transfer Function Section
Minimum Time Between F1 and F2 Pulse
3 –
Model
ADE7752AR
EVAL-ADE7752EB ADE7752 Evaluation
ORDERING GUIDE
Package Description
SOIC Package
Board
Package Option
R-24