IDT
®
Programmable Timing Control Hub
TM
for Next Gen P4
TM
Processor 0743H—03/15/13
ICS932S208
Programmable Timing Control Hub
TM
for Next Gen P4
TM
Processor
7
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 Notes
Lon
Accurac
m see T
eriod min-max values -300 300
m1,2
66.66MHz out
ut nominal 14.9955 15.0045 ns 2
66.66MHz out
ut s
read 14.9955 15.0799 ns 2
Output High Voltage
V
OH
I
OH
= -1 mA
2.4 V
Output Low Voltage
V
OL
I
OL
= 1 mA
0.55 V
V
OH
@ MIN = 1.0 V
-33 mA
V
OH
@ MAX = 3.135 V
-33 mA
V
OL
@ MIN = 1.95 V
30 mA
V
OL
@ MAX = 0.4 V
38 mA
Ed
e Rate Risin
ed
e rate 1 4 V/ns 1
Ed
e Rate Fallin
ed
e rate 1 4 V/ns 1
Rise Time
t
r1
V
OL
= 0.4 V, V
OH
= 2.4 V
0.5 2 ns 1
Fall Time
t
f1
V
OH
= 2.4 V, V
OL
= 0.4 V
0.5 2 ns 1
Duty Cycle
d
t1
V
T
= 1.5 V
45 55 % 1
Skew
t
sk1
V
T
= 1.5 V
250 ps 1
Jitter
t
jcyc-cyc
V
T
= 1.5 V 3V66
250 ps 1
1
Guaranteed b
desi
n, not 100% tested in
roduction.
Clock period
T
period
2
All Long Term Accuracy and Clock Period specifications are guaranteed with the assumption that Ref output is at
14.31818MHz
Output High Current
I
OH
Output Low Current
I
OL
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 TYP MAX UNITS Notes
Lon
Accurac
m see T
eriod min-max values -300 300
m1,2
33.33MHz out
ut nominal 29.9910 30.0090 ns 2
33.33MHz out
ut s
read 29.9910 30.1598 ns 2
Output High Voltage
V
OH
I
OH
= -1 mA
2.4 V
Output Low Voltage
V
OL
I
OL
= 1 mA
0.55 V
V
OH
@MIN = 1.0 V
-33 mA
V
OH
@ MAX = 3.135 V
-33 mA
V
OL
@ MIN = 1.95 V
30 mA
V
OL
@ MAX = 0.4 V
38 mA
Edge Rate Rising edge rate 1 4 V/ns 1
Ed
e Rate Fallin
ed
e rate 1 4 V/ns 1
Rise Time
t
r1
V
OL
= 0.4 V, V
OH
= 2.4 V
0.5 2 ns 1
Fall Time
t
f1
V
OH
= 2.4 V, V
OL
= 0.4 V
0.5 2 ns 1
Duty Cycle
d
t1
V
T
= 1.5 V
45 55 % 1
Skew
t
sk1
V
T
= 1.5 V
500 ps 1
Jitter
t
jcyc-cyc
V
T
= 1.5 V 3V66
250 ps 1
1
Guaranteed b
desi
n, not 100% tested in
roduction.
Clock period
T
period
2
All Long Term Accuracy and Clock Period specifications are guaranteed with the assumption that Ref output is
at 14.31818MHz
Output High Current
I
OH
Output Low Current
I
OL