SM8222A/B
Output timing circuit: mode 1
s
SM8222A
V
DD
= 3.0 ± 0.3 V, GND = 0 V, f
CLK
= 3.579545 MHz, T
a
=
−20
to 85
°C
Rating
P arameter
DCLK rise time
DCLK fall time
Duty
Frequency
DCLK to DR setup time
DR to DCLK hold time
s
Symbol
t
r1
t
f1
DCLK
DCLK
DCLK
f
DCLK1
t
DDS
t
DDH
DCLK
Condition
min
–
–
typ
–
–
max
TBD
TBD
70
1
Unit
DCLK
→
DR
DR
→
DCLK
SM8222B
V
DD
= 5.0 ± 0.5 V, GND = 0 V, f
CLK
= 3.579545 MHz, T
a
=
−20
to 85
°C
P arameter
DCLK rise time
DCLK fall time
Duty
Frequency
DCLK to DR setup time
DR to DCLK hold time
Symbol
t
r1
t
f1
Condition
ina
Rating
typ
–
–
min
–
–
DCLK
DCLK
DCLK
30
–
500
500
–
DCLK
–
–
–
DCLK
→
DR
DR
→
DCLK
lim
f
DCLK1
t
DDS
t
DDH
pre
NIPPON PRECISION CIRCUITS—10
ry
ns
ns
%
30
–
–
–
MHz
ns
500
–
–
500
–
–
ns
Unit
ns
ns
%
MHz
ns
ns
max
TBD
TBD
70
1
–
–
NPC [ NIPPON PRECISION CIRCUITS INC ]
