SM5022 series
TTL (B× series)
5 V operation
V
DD
= 4.5 to 5.5 V, V
SS
= 0 V, Ta =
−20
to 80
°C
unless otherwise noted.
Rating
P arameter
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
P L Z
t
P Z L
Condition
min
Measurement cct 6, load cct 2, 0.4V to 2.4V, C
L
= 15 p F
Measurement cct 6, load cct 2, 2.4V to 0.4V, C
L
= 15 p F
Measurement cct 6, load cct 2,
Ta = 25
°C
, V
D D
= 5 V, C
L
= 15 p F, f = 30 M H z
–
–
typ
2.5
2.5
–
max
7
7
ns
ns
%
ns
ns
Unit
Measurement cct 7, load cct 2, Ta = 25
°C
, V
D D
= 5 V, C
L
= 15 p F
1. Determined by the lot monitor.
2. Oscillator stop function is built-in. W h e n I N H goes LOW , normal output stops. W h e n I N H 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
ina
f (MHz)
30
R (Ω)
18.62
L (mH)
16.24
Ca (fF)
1.733
Oscillator
Nor mal operation
Stopped
L
FUNCTIONAL DESCRIPTION
Standby Function
When INH goes LOW, the oscillator output on Q goes high impedance.
INH
HIGH (or open)
LOW
Q
pre
lim
Ca
R
A n y f
O
, f
O
/2, f
O
/4, or f
O
/8 output frequency
High impedance
ry
45
–
55
–
100
–
–
100
Cb (pF)
5.337
NIPPON PRECISION CIRCUITS—7
NPC [ NIPPON PRECISION CIRCUITS INC ]
