CF5019 series
Switching Characteristics
CF5019ALA, CF5019ALB
2.5V operation
V
DD
= 2.25 to 2.75V, V
SS
= 0V, Ta =
−40
to +85°C unless otherwise noted.
Rating
Parameter
Symbol
t
r1
t
r2
Output fall time
t
f1
t
f2
Duty1
Duty2
Output disable delay time
*2
Output enable delay time
*2
t
PLZ
t
PZL
Condition
min
Output rise time
Measurement cct 3, load cct 1,
0.1V
DD
to 0.9V
DD
Measurement cct 3, load cct 1,
0.9V
DD
to 0.1V
DD
C
L
= 15pF
C
L
= 30pF
C
L
= 15pF
C
L
= 30pF
C
L
= 15pF, f = 106MHz
Measurement cct 3, load cct 1,
V
DD
= 2.5V, Ta = 25°C
C
L
= 15pF, f = 125MHz
C
L
= 30pF, f = 70MHz
Measurement cct 6, load cct 1, V
DD
= 2.5V, Ta = 25°C,
C
L
= 15pF
–
–
–
–
45
40
45
–
–
typ
1
2
1
2
–
–
–
–
–
max
3
5.5
3
5.5
55
60
55
100
100
ns
ns
ns
ns
%
%
%
ns
ns
Unit
Output duty cycle
*1
*1. The duty cycle characteristic is checked the sample chips of each production lot.
*2. Oscillator stop function is built-in. When INHN goes LOW, normal output stops. When INHN goes HIGH, normal output is not resumed until after the
oscillator start-up time has elapsed.
3V operation
V
DD
= 2.7 to 3.6V, V
SS
= 0V, Ta =
−40
to +85°C unless otherwise noted.
Rating
Parameter
Symbol
t
r1
Output rise time
t
r2
t
f1
Output fall time
t
f2
Output duty cycle
*1
Output disable delay time
*2
Output enable delay time
*2
Duty2
t
PLZ
t
PZL
Condition
min
Measurement cct 3, load cct 1,
0.1V
DD
to 0.9V
DD
C
L
= 15pF
V
DD
= 3.0 to 3.6V
C
L
= 30pF
C
L
= 15pF
V
DD
= 3.0 to 3.6V
C
L
= 30pF
–
–
–
–
45
–
–
typ
1
1.5
1
1.5
–
–
–
max
2.5
3
2.5
3
55
100
100
ns
ns
ns
ns
%
ns
ns
Unit
Measurement cct 3, load cct 1,
0.9V
DD
to 0.1V
DD
Measurement cct 3, load cct 1, V
DD
= 3.0V, Ta = 25°C,
C
L
= 30pF, f = 125MHz
Measurement cct 6, load cct 1, V
DD
= 3.0V, Ta = 25°C,
C
L
= 15pF
*1. The duty cycle characteristic is checked the sample chips of each production lot.
*2. Oscillator stop function is built-in. When INHN goes LOW, normal output stops. When INHN goes HIGH, normal output is not resumed until after the
oscillator start-up time has elapsed.
SEIKO NPC CORPORATION —7
NPC [ NIPPON PRECISION CIRCUITS INC ]
