ICS954101 Datasheet, PDF (10/16 Pages) Integrated Circuit Systems – Programmable Timing Control Hub for Desktop P4 Systems

Integrated
Circuit
Systems, Inc.
ICS954101
Electrical Characteristics - DOT, 96MHz 0.7V Current Mode Differential Pair
T_A = 0 - 70°C; V_DD = 3.3 V +/-5%; C_L =2pF, R_S=33.2 , R_P=49.9 / _REF / 9,
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS NOTES
Current Source
Output Impedance
Voltage High
Voltage Low
Max Voltage
Min Voltage
Crossing Voltage
(abs)
Crossing Voltage
(var)
Long Accuracy
Average period
Zo
VHigh
VLow
Vovs
Vuds
Vcross(abs)
d-Vcross
ppm
Tperiod
V_O = V_x
Statistical measurement
on single ended signal
Measurement on single
ended signal using
3000
660
-150
-300
250
Variation of crossing over
all edges
see Tperiod min-max
values
-100
96.00MHz nominal 10.4135
1
850
mV
1
150
1
1150
mV
1
1
550
mV
1
140
mV
1
100
ppm
1,2
10.4198 ns
2
Absolute min period
Tabsmin
96.00MHz nominal 10.1635
ns
1,2
Rise Time
t_r
V_OL = 0.175V, V_OH =
175
0.525V
700
ps
1
Fall Time
t_f
V_OH = 0.525V V_OL =
175
0.175V
700
ps
1
Rise Time Variation
d-t_r
125
ps
1
Fall Time Variation
d-t_f
125
ps
1
Duty Cycle
d_t3
Measurement from
differential wavefrom
45
55
%
1
Jitter, Cycle to cycle
t_jcyc-cyc
Measurement from
differential wavefrom
250
ps
1
1_{Guaranteed by design, not 100% tested in production.}
2 _{All Long Term Accuracy and Clock Period specifications are guaranteed assuming that REFoutput is at 14.31818MHz}
0815D—06/21/04
10