ICS952607 Datasheet, PDF (20/21 Pages) Integrated Circuit Systems – Programmable Timing Control Hub for Next Gen P4 processor

Integrated
Circuit
Systems, Inc.
ICS952607
Advance Information
Electrical Characteristics - VCH, 48MHz, 24MHz
T_A = 0 - 70°C; V_DD = 3.3V +/-5%; C_L = 10-20 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS Notes
Long Accuracy
Output High Voltage
Output Low Voltage
Output High Current
Output Low Current
Edge Rate
ppm
V_OH
V_OL
I_OH
I_OL
see Tperiod min-max values
I_OH = -1 mA
I_OL = 1 mA
V _OH@MIN = 1.0 V
V_OH@MAX = 3.135 V
V_{OL @MIN} = 1.95 V
V_OL@MAX = 0.4 V
Rising edge rate
-200
2.4
-33
30
1
200 ppm 1,2
V
0.55 V
mA
-33 mA
mA
38 mA
2 V/ns 1
Edge Rate
Falling edge rate
1
2 V/ns 1
Rise Time
t_r1
V_OL = 0.4 V, V_OH = 2.4 V
1
2
ns 1
Fall Time
t_f1
V_OH = 2.4 V, V_OL = 0.4 V
1
2
ns 1
Duty Cycle
d_t1
V_T = 1.5 V
45
55
%
1
Skew
t_sk1
V_T = 1.5 V
1
ns 1
125us period jitter
Long Term Jitter
(8kHz frequency modulation
6
ns 1
amplitude)
1_{Guaranteed by design, not 100% tested in production.}
2 _{All Long Term Accuracy and Clock Period specifications are guaranteed with the assumption that Ref}
output is at 14.31818MHz
Electrical Characteristics - REF-14.318MHz
T_A = 0 - 70°C; V_DD = 3.3V +/-5%; C_L = 10-20 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
Long Accuracy
ppm
see Tperiod min-max values
Output High Voltage
Output Low Voltage
V_OH1
V_OL1
I_OH = -1 mA
I_OL = 1 mA
Output High Current
I_OH1
V _OH@MIN = 1.0 V, V _OH@MAX =
3.135 V
Output Low Current
I_OL1
V_{OL @MIN} = 1.95 V, V_{OL @MAX} =
0.4 V
Rise Time
t_r11
V_OL = 0.4 V, V_OH = 2.4 V
Fall Time
t_f11
V_OH = 2.4 V, V_OL = 0.4 V
Skew
t_sk11
V_T = 1.5 V
Duty Cycle
d_t
1
1
V_T = 1.5 V
Jitter
t_jcyc
1
-cyc
V_T = 1.5 V
1_{Guaranteed by design, not 100% tested in production.}
MIN
-300
2.4
-29
29
1
1
45
TYP MAX
300
0.4
-23
27
2
2
500
55
1000
UNITS Notes
ppm
1
V
V
mA
mA
ns
1
ns
1
ps
1
%
1
ps
1
0734—07/16/04
20