ICS952606 Datasheet, PDF (10/20 Pages) Integrated Circuit Systems – Programmable Timing Control Hub for Next Gen P4 processor

Integrated
Circuit
Systems, Inc.
ICS952606
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
MIN TYP MAX
Long Accuracy
ppm
see Tperiod min-max values
Clock period
Output High Voltage
Output Low Voltage
Output High Current
T_period
V_OH1
V_OL1
I_OH1
14.31818 MHz output nominal
I_OH = -1 mA
I_OL = 1 mA
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
Fall Time
Skew
Duty Cycle
t_r11
V_OL = 0.4 V, V_OH = 2.4 V
t_f11
V_OH = 2.4 V, V_OL = 0.4 V
t_sk11
V_T = 1.5 V
d_t11
V_T = 1.5 V
Jitter
t_jcyc-cyc1
V_T = 1.5 V
1_{Guaranteed by design, not 100% tested in production.}
-300
69.8270
2.4
-29
300
69.8550
0.4
-23
29
27
1 1.93 2
1 1.92 2
14 500
45 53.8 55
400 1000
UNITS
ppm
ns
V
V
mA
mA
ns
ns
ps
%
ps
Notes
1
1
1
1
1
1
Group to Group Skews at Common Transition Edges
GROUP
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
3V66 to PCI
S_3V66-PCI 3V66 (3:0) leads 33MHz PCI 1.50 2 3.50
ns
DOT-USB
S_{DOT_USB}
180 degrees out of phase 0.00
1.00
ns
DOT-VCH
S_{DOT_VCH}
in phase
0.00
1.00
ns
0717F—06/10/05
10