CF5034 series
AC Characteristics
Recommended operating conditions unless otherwise noted.
Rating
Parameter
Symbol
Conditions
Min
Output duty cycle 1
Duty 1
Measurement cct. 3,
measured at output crossing point,
Ta = 25
°
C, V
CC
= 3.3V
Measurement cct. 3,
measured at 50% output swing,
Ta = 25
°
C, V
CC
= 3.3V
Measurement cct. 1, Ta = T
OPR
, f = 350MHz,
Peak to peak of output waveform
Measurement cct. 3,
20 to 80% output swing
Measurement cct. 3,
80 to 20% output swing
Measurement cct. 1, Ta = 25
°
C
Measurement cct. 1, Ta = 25
°
C
45
Typ
–
Max
55
%
Unit
Output duty cycle 2
Duty 2
45
–
55
%
Output swing
1
Output rise time
Output fall time
Output enable time
2
Output disable time
2
V
Opp
t
r
t
f
t
OE
t
OD
0.4
–
–
–
–
–
0.5
0.5
–
–
–
1
1
200
200
V
ns
ns
ns
ns
1. The said values are measured by using the NPC standard jig.
2. The built-in oscillator stop function does not operate with normal output immediately when OE goes HIGH. Instead, normal output occurs after the
oscillator startup time has elapsed.
t
r
OUTN
OUT
t
f
80%
20%
V
Opp
V
DD
V
OH
V
OL
V
DD
– 2V
t
W
t
PER
DUTY =
t
W
/
t
PER
100
t
OD
OE
t
OE
V
IH
V
SS
V
DD
V
IL
V
SS
OE input waveform
t
r
=
t
f
10ns
Timing chart
NIPPON PRECISION CIRCUITS INC.—4
NPC [ NIPPON PRECISION CIRCUITS INC ]
