ADE7757 Analog Devices, ADE7757 Datasheet - Page 3

• Manufacturer Part Number: ADE7757
• Description: Energy Metering IC with Integrated Oscillator
• Manufacturer: Analog Devices

t
t
t
t
t
t
NOTES
1
2
3
4
Specifications subject to change without notice.
REV. PrC.
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 18 µs in the high frequency mode. See Frequency Outputs section and Table III.
3
3, 4
ADE7757ARN
EVAL-ADE7757EB
550
See Table II
1/2 t
180
See Table III
T B D
2
PRELIMINARY TECHNICAL DATA
CF
F1
F2
t
4
t
1
.t
3
.t
6
ms
sec
ms
sec
sec
sec
.t
SOIC narrow-body
Evaluation Board
5
.t
2
F1 and F2 Pulsewidth (Logic Low)
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 –
RN-16
Evaluation Board