SM5022 series
TTL Output Version: B×A series
5V operation
V
DD
= 4.5 to 5.5V, V
SS
= 0V, Ta =
−
20 to + 80°C unless otherwise noted.
Rating
Parameter
Output rise time
Output fall time
Output duty cycle
*1
Output disable delay time
*2
Output enable delay time
*2
Symbol
t
r3
t
f3
Duty
t
PLZ
t
PZL
Condition
min
Measurement cct 6, load cct 2, 0.4V to 2.4V, C
L
= 15pF
Measurement cct 6, load cct 2, 2.4V to 0.4V, C
L
= 15pF
Measurement cct 6, load cct 2, V
DD
= 5V, Ta = 25°C, C
L
= 15pF,
f = 30MHz
Measurement cct 7, load cct 2, V
DD
= 5V, Ta = 25°C, C
L
= 15pF
–
–
45
–
–
typ
2.5
2.5
–
–
–
max
7
7
55
100
100
ns
ns
%
ns
ns
Unit
*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.
Current consumption and Output waveform with NPC’s standard crystal
Cb
f [MHz]
30
R [Ω]
17.2
L [mH]
4.36
Ca [fF]
6.46
Cb [pF]
2.26
L
Ca
R
FUNCTIONAL DESCRIPTION
Standby Function
When INHN goes LOW, the oscillator output on Q goes high impedance.
INHN
HIGH (or open)
LOW
Q
Any f
O
, f
O
/2, f
O
/4, or f
O
/8 output frequency
High impedance
Oscillator
Normal operation
Stopped
SEIKO NPC CORPORATION —7
NPC [ NIPPON PRECISION CIRCUITS INC ]
