SM8144 データシートの表示（PDF） - Nippon Precision Circuits
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SM8144 Datasheet PDF : 6 Pages
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SM8144B
DC Characteristics
VDD = 3.0 V, Ta = 25 °C unless otherwise noted.
Parameter
Symbol
Condition
Rating
Unit
min
typ
max
Supply voltage
V DD
1.6
3.0
5.5
V
CHV output voltage
V CHV
0.5
–
100
V
OUT1, OUT2 HIGH-level output voltage VOUTH
–
–
100
V
OUT1, OUT2 LOW -level output voltage
VOUTL
–
–
0.5
V
LDR output resistance
R LDR
IL D R = 50 mA
–
3.5
5.25
Ω
OSC oscillator frequency
OSC oscillator frequency range
fO S C 1
fO S C 2
ROSC = 180 kΩ
205
256
307
kHz
32
–
1536
OUT1, OUT2 output frequency
OUT1, OUT2 output frequency range
fO U T 1
fO U T 2
ROSC = 180 kΩ
200
250
300
Hz
31
–
1500
LDR inductance driver frequency
LDR inductance driver frequency range
fL D R 1
fL D R 2
ROSC = 180 kΩ
51
64
77
kHz
8
–
384
ENA HIGH-level input voltage
E N A L OW -level input voltage
VENAH ENA = HIGH, VDD = 1.6 to 5.5V VDD – 0.5
–
VDD + 0.3
V
VENAL ENA = LOW , VDD = 1.6 to 5.5V VSS – 0.3
–
VSS + 0.5
ENA input current
ENA rise time1
IE N A H
tE N A
VENAH = VDD = 3.0V
2.0
4.0
6.0
µA
–
–
100
µs
Operating current
ID D 1
Excluding coil current
–
–
1.0
mA
Stand-by current
IS T B
ENA = LOW
–
–
1.0
µA
1.
ENA
VDD
VDD − 0.5
VSS VSS + 0.5
tENA
NIPPON PRECISION CIRCUITS—4
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