ICS9131 Datasheet, PDF (5/8 Pages) Integrated Circuit Systems – 32 KhZ Motherboard Frequency Generator

ICS9131
Electrical Characteristics at 5V
Operating VDD = +4.5V to +5.5V; TA =0°C to 70°C unless otherwise stated
AC Characteristics
PARAMETER
SYMBOL TEST CONDITIONS
MIN
TYP
MAX
UNITS
Output Frequency, Note 1
f_o
Clock1
12.0
-
100
MHz
Input Frequency, Note 1
f_i
2.0
32
38
kHz
Output Rise time, Note 1
t_r
15pF load, 0.8 to 2.0V
-
0.60
1.4
ns
Rise time, Note 1
t
15pF load, 20% to 80% V
-
r
DD
1.6
3.0
ns
Output Fall time, Note 1
t
15pF load, 2.0 to 0.8V
f
-
0.50
1.2
ns
Fall time, Note 1
t
15pF load, 80% to 20% V
-
f
DD
0.9
2.5
ns
Duty cycle, Note 1
d_t
15pF load @1.4V
45
50
55
%
Jitter, 1 sigma from 33-80 MHz,
Note 1
T_jis
10,000 samples
-
50
150
ps
Jitter, Absolute from 33-80 MHz,
Notes 1, 3
T_jabs 10,000 samples
-250
-
250
ps
Jitter, 1 sigma from 16-25 MHz,
Note 1
T
10,000 samples
jis
60
150
ps
Jitter, Absolute from 16-25 MHz,
Note 1, 3
T
10,000 samples
jabs
-600
-
600
ps
Jitter, 1 sigma from 14 to below,
Note 1
T_jis
10,000 samples
-
1
3
%
Jitter, Absolute from 14 to below,
Note 1, 3
T_jabs 10,000 samples
-
2
5
%
Frequency Transition time, Note 1
t_ft
Power-up time, Note 1
t_pu
2.0
5.0
10.0
ms
3.0
7.5
15
ms
Note 1: Parameter is guaranteed by design and characterization. Not 100% tested in production.
Note 2: With the STOPCLK pin low (active).
Note 3: Absolute Jitter measured as the shortest and longest period difference to the mean period of the sample set.
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