SM8142 Datasheet, PDF (5/8 Pages) Nippon Precision Circuits Inc – EL Sheet Driver

SM8142
DC Characteristics
V_DD = 3.0 V, T_a = 25 °C unless otherwise noted.
Parameter
Ver. Symbol
Condition
Supply voltage
A/B
V _DD
CHV output voltage
A/B
V _CHV
OUT1, OUT2 HIGH-level output voltage
A/B
V_OUTH
OUT1, OUT2 LOW -level output voltage
A/B
V_OUTL
LDR output resistance
A/B
R _{L D R} I_{L D R} = 50 mA
OCE oscillator frequency
OCE oscillator frequency range
f_{O C E 1} R _{O C E} = 180 kΩ
A
f_{O C E 2}
OCL oscillator frequency
OCL oscillator frequency range
f_{O C L 1} R _{O C L} = 180 kΩ
A
f_{O C L 2}
OSC oscillator frequency
OSC oscillator frequency range
f_{O S C 1} R _{O S C} = 180 kΩ
B
f_{O S C 2}
OUT1, OUT2 output frequency
OUT1, OUT2 output frequency range
f_{O U T 1} R _{O C E} /R_{O S C} = 180 kΩ
A/B
f_{O U T 2}
LDR inductance driver frequency
f_{L D R 1} R _{O C L} /R_{O S C} = 180 kΩ
A/B
LDR inductance driver frequency range
f_{L D R 2}
ENA HIGH-level input voltage
E N A L OW -level input voltage
V_ENAH ENA = “H”, V_DD = 1.6 to 5.5V
B
V _{E N A L} ENA = “L”, V _{D D} = 1.6 to 5.5V
ENA input current
B
I_{E N A H} V _{E N A H} = V _{D D} = 3.0V
Operating current
A/B
I_{D D 1} Excluding coil current
Stand-by current
B
I_{S T B} ENA = “L”
Rating
Unit
min
typ
max
1.6
3.0
5.5
V
0.5
–
100
V
–
–
100
V
–
–
0.5
V
–
8.0
12.0
Ω
205
256
307
kHz
32
–
1024
205
256
307
kHz
32
–
1024
205
256
307
kHz
32
–
1024
200
250
300
Hz
31
–
1000
51
64
77
kHz
8
–
256
V_DD – 0.5
–
V_DD + 0.3
V
V_SS – 0.3
–
V_SS + 0.5
2.0
4.0
6.0
µA
–
–
0.5
mA
–
–
1.0
µA
NIPPON PRECISION CIRCUITS—5