
PRODUCT SPECIFICATION
RC7104
7
f
ST
Frequency Stabilization
from Power-up
(cold start)
AC Output Impedance
3
ms
Assumes full supply voltage
reached within 1ms from power-
up.
Average value during switching
transition. Used for determining
series termination value.
Z
0
30
IOAPIC Clock Output (Lump Capacitance Test Load = 20pF)
CPU = 66.6/100MHz
Min.
Typ.
14.3818
Units
MHz
Parameter
f
Max.
Test Condition/Comments
Frequency generated by crystal
oscillator.
Measured from 0.4V to 2.0V.
Measured from 2.0V to 0.4V.
Measured on rising and falling
edge at 1.25V.
Measured on rising edge at 1.25V.
Maximum deviation of clock
period.
Assumes full supply voltage
reached within 1ms from power-up.
Frequency, Actual
t
R
t
F
t
D
Output Rise Edge Rate
Output Fall Edge Rate
Duty Cycle
1
1
4
4
V/ns
V/ns
%
45
55
t
A
Jitter, Absolute
500
ps
f
ST
Frequency Stabilization
from Power-up
(cold start)
AC Output Impedance
1.5
ms
Z
0
20
Average value during switching
transition. Used for determining
series termination value.
REF Clock Output (Lump Capacitance Test Load = 20pF)
CPU = 66.6/100MHz
Min.
Typ.
14.3818
Units
MHz
Parameter
f
Max.
Test Condition/Comments
Determined by PLL divider ratio
(see n/m below).
Measured from 0.4V to 2.4V.
Measured from 2.4V to 0.4V.
Measured on rising and falling
edge at 1.5V.
Measured on rising edge at 1.5V.
Maximum difference of cycle
time between two adjacent
cycles.
Assumes full supply voltage
reached within 1ms from power-
up.
Average value during switching
transition. Used for determining
series termination value.
Frequency, Actual
t
R
t
F
t
D
Output Rise Edge Rate
Output Fall Edge Rate
Duty Cycle
0.5
0.5
45%
2
2
V/ns
V/ns
%
55
t
JC
Jitter, Cycle-to-Cycle
500
ps
f
ST
Frequency Stabilization
from Power-up
(cold start)
AC Output Impedance
3
ms
Z
0
20
PCI Clock Outputs, PCI1:6 and PCI_F (Lump Capacitance Test Load = 30pF)
(continued)
CPU = 66.6/100MHz
Min.
Typ.
Units
Parameter
Max.
Test Condition/Comments