ICS952601 Datasheet, PDF (7/25 Pages) Integrated Circuit Systems – Programmable Timing Control Hub™ for Next Gen P4™ processor

ICS952601
Programmable Timing Control Hub^TM for Next Gen P4^TM Processor
Electrical Characteristics - 3V66 Mode: 3V66 [4:0]
T_A = 0 - 70°C; V_DD = 3.3 V +/-5%; C_L = 10-30 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Long Accuracy
ppm
see Tperiod min-max values
-300
300
ppm
Clock period
T_period
66.66MHz output nominal 14.9955 15 15.0045 ns
66.66MHz output spread
14.9955
15.0799 ns
Output High Voltage
V_OH
I_OH = -1 mA
2.4
V
Output Low Voltage
V_OL
I_OL = 1 mA
0.55
V
Output High Current
I_OH
V _OH @ MIN = 1.0 V
-33
V_OH @ MAX = 3.135 V
mA
-33
mA
Output Low Current
I_OL
V_OL @ MIN = 1.95 V
30
V_OL @ MAX = 0.4 V
mA
38
mA
Edge Rate
Rising edge rate
1
4
V/ns
Edge Rate
Falling edge rate
1
4
V/ns
Rise Time
t_r1
V_OL = 0.4 V, V_OH = 2.4 V
0.5 1.92
2
ns
Fall Time
t_f1
V_OH = 2.4 V, V_OL = 0.4 V
0.5 1.97
2
ns
Duty Cycle
d_t1
V_T = 1.5 V
45 53.1 55
%
Skew
t_sk1
V_T = 1.5 V
38 250
ps
Jitter
t_jcyc-cyc
V_T = 1.5 V 3V66
139 250
ps
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
Notes
1,2
2
2
1
1
1
1
1
1
1
Electrical Characteristics - PCICLK/PCICLK_F
T_A = 0 - 70°C; V_DD = 3.3 V +/-5%; C_L = 10-30 pF (unless otherwise specified)
PARAMETER
SYMBOL
CONDITIONS
MIN
Long Accuracy
ppm
see Tperiod min-max values
-300
Clock period
T_period
33.33MHz output nominal
33.33MHz output spread
29.9910
29.9910
Output High Voltage
V_OH
I_OH = -1 mA
2.4
Output Low Voltage
V_OL
I_OL = 1 mA
Output High Current
I_OH
V _OH @MIN = 1.0 V
V_OH@ MAX = 3.135 V
-33
Output Low Current
I_OL
V_OL @ MIN = 1.95 V
V_OL @ MAX = 0.4 V
30
Edge Rate
Rising edge rate
1
TYP MAX
300
30 30.0090
30.1598
0.55
-33
38
4
UNITS
ppm
ns
ns
V
V
mA
mA
mA
mA
V/ns
Edge Rate
Falling edge rate
1
4
V/ns
Rise Time
t_r1
V_OL = 0.4 V, V_OH = 2.4 V
0.5 1.92 2
ns
Fall Time
t_f1
V_OH = 2.4 V, V_OL = 0.4 V
0.5 1.9 2
ns
Duty Cycle
d_t1
V_T = 1.5 V
45 51.4 55
%
Skew
t_sk1
V_T = 1.5 V
18 500
ps
Jitter
t_jcyc-cyc
V_T = 1.5 V 3V66
92 250
ps
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
Notes
1,2
2
2
1
1
1
1
1
1
1
IDT^TM Progammable Timing Control Hub^TM for Next Gen P4^TM Processor
7
701J—01/25/10