SM8142
DC Characteristics
V
= 3.0 V, T = 25 °C unless otherwise noted.
a
DD
Rating
Parameter
Ver.
Symbol
Condition
Unit
min
1.6
0.5
–
typ
3.0
–
ma x
5.5
Supply voltage
A/B
A/B
A/B
A/B
A/B
V
V
V
V
V
Ω
DD
CHV output voltage
V
100
100
0.5
CHV
OUT1, OUT2 HIGH-level output voltage
OUT1, OUT2 LOW-level output voltage
LDR output resistance
V
–
OUTH
V
–
–
OUTL
R
I
= 50 mA
–
8.0
256
–
12.0
307
1024
307
1024
307
1024
300
1000
77
LDR
LDR
OCE oscillator frequency
f
R
R
R
R
R
= 180 k
Ω
205
32
205
32
205
32
200
31
51
8
OCE1
OCE
OCL
OS C
A
A
kHz
kHz
kHz
Hz
OCE oscillator frequency range
OCL oscillator frequency
f
OCE2
f
= 180 kΩ
256
–
OCL1
OCL oscillator frequency range
OSC oscillator frequency
f
OCL2
f
= 180 k
Ω
256
–
OS C1
B
OSC oscillator frequency range
OUT1, OUT2 output frequency
OUT1, OUT2 output frequency range
LDR inductance driver frequency
LDR inductance driver frequency range
ENA HIGH-level input voltage
ENA LOW-level input voltage
ENA input current
f
OS C2
f
/R
= 180 k
Ω
250
–
OUT1
OCE OS C
A/B
A/B
B
f
OUT2
f
/R
= 180 k
Ω
64
–
LDR1
OCL OS C
kHz
V
f
256
LDR2
V
ENA = “H”, V
= 1.6 to 5.5V
= 1.6 to 5.5V
V
– 0.5
–
V
+ 0.3
ENAH
DD
DD
DD
V
ENA = “L”, V
V
– 0.3
–
V
+ 0.5
ENAL
DD
S S
S S
B
A/B
B
I
V
= V = 3.0V
DD
2.0
4.0
–
6.0
µA
ENAH
ENAH
Operating current
I
Excluding coil current
ENA = “L”
–
–
0.5
1.0
mA
DD1
Stand-by current
I
–
µA
S TB
NIPPON PRECISION CIRCUITS—5
NPC [ NIPPON PRECISION CIRCUITS INC ]
