fs6611 Fortune Semiconductor Corporation, fs6611 Datasheet - Page 10

• Manufacturer Part Number: fs6611
• Description: Energy Metering Ic With Impulse Output
• Manufacturer: Fortune Semiconductor Corporation

Rev. 1.1
11. Timing Characteristics
(AV
℃ to +85℃.)
Note:
1
2
3
section.
4
Specifications subject to change without notice.
Sample tested during initial release and after any redesign or process changes that may affect this parameter.
See Fig4.
The pulse widths of F1, F2, and CF are not fixed for higher output frequencies. See Frequency Outputs
The CF pulse is always 18µs in the high frequency mode. See Frequency Outputs section and Table Ⅳ.
CF
F2
F1
DD
= DV
Parameter
t
4
t
t
t
t
t
1
3, 4
DD
2
3
5
6
3
= 5V±5%, AGND = DGND = 0V, On-Chip Reference, CLKIN = 3.579545MHz, T
t
4
t
1
t
3
Specifications
See Table Ⅲ
See Table Ⅳ
CLKIN/4
1/2 t
t
275
90
6
2
1, 2
t
5
t
2
Unit
sec
sec
sec
sec
ms
ms
Output Pulse Period. See Transfer Function section.
Time between F1 Falling Edge and F2 Falling Edge.
CF Pulse Period. See Transfer Function section.
Minimum Time between F1 and F2 Pulse.
F1 and F2 Pulse width (Logic Low)
CF Pulse Width (Logic High).
Test Conditions/Comments
min
to T
max
FS6611
= –40
10/20