CF5011 series
Switching Time Measurement Waveform
T
r
, T
f
, Duty
Q output
0.8V
DD
0.2V
DD
T
W
0.8V
DD
0.2V
DD
DUTY measurement
voltage (0.5V
DD
)
t
r
Output duty cycle
t
f
Q output
T
W
T
DUTY measurement
voltage
(
0.5V
DD
)
DUTY= T
W
/ T
100 (%)
Output Enable/Disable Delay
The following figure shows the oscillator timing during normal operation (CF5011AN× only).
In case of CF5011AL×, the oscillator stops when the device is in standby. When standby is released, the oscil-
lator starts and stable oscillator output occurs after a short delay.
INHN
V
IH
V
IL
t
PLZ
Q output
INHN input waveform
t
r =
t
f
t
PZL
10ns
NIPPON PRECISION CIRCUITS INC.—6