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PRODUCT SPECIFICATION
RC7106
11
AC Electrical Characteristics
T
A
=0
°
C to 70
°
C; VDD=3.3V
±
5%; VDDL=2.5V
±
5%; f
XTL
=14.31818MHz
AC clock parameters are tested and guaranteed over stated operating conditions using the stated lump capacitive load at the
clock output; Spread Spectrum clocking is disabled.
CPU Clock Outputs, CPU0:1 (C
LOAD
=20pF)
Parameter
t
P
t
H
t
L
t
R
t
F
t
D
t
JC
t
SK
f
ST
CPU=133MHz
Min.
Typ.
7.5
Units
nS
nS
nS
nS
nS
%
pS
pS
mS
Test Condition/Comments
Meas. at rising edge at 1.25V.
Duration of clock cycle above 2V.
Duration of clock cycle below 0.4V
0.4V to 2.0V
2.0V to 0.4V
Measured at 1.25V
Measured on rising edge at 1.25V.
Measured on rising edge at 1.25V.
Assumes full supply voltage reached within 1mS
from power-up. Short cycles exist prior to
frequency stabilization.
Average value during switching transition. Used
for determining series termination value.
Max.
8
Period
High Time
Low Time
Output Rise Time
Output Fall Time
Duty Cycle
Jitter, Cycle to Cycle
Output Skew
Frequency Stabilization
from Power-up (cold
start)
AC output Impedance
2
1.8
.4
.4
45
1.6
1.6
55
250
175
3
Z
O
20