SM8142AV datasheet(5/8 Pages) NPC

5 / 8 page

SM8142

NIPPON PRECISION CIRCUITS—5

DC Characteristics

VDD = 3.0 V, Ta = 25 °C unless otherwise noted.

P arameter

V er.

Symbol

Condition

Rating

Unit

min

typ

m a x

Supply voltage

A / B

V DD

1.6

3.0

5.5

CHV output voltage

A / B

V CHV

0.5

–

1 0 0

OUT1, OUT2 HIGH-level output voltage

A / B

V OUTH

–

100

OUT1, OUT2 LOW -level output voltage

A / B

V OUTL

–

0.5

LDR output resistance

A / B

R LDR

ILDR = 50 mA

–

8.0

12.0

Ω

OCE oscillator frequency

fOCE1

R OCE = 180 kΩ

205

256

307

kHz

OCE oscillator frequency range

fOCE2

–

1024

OCL oscillator frequency

fOCL1

R OCL = 180 kΩ

205

256

307

kHz

OCL oscillator frequency range

fOCL2

–

1024

OSC oscillator frequency

fOSC1

R OSC = 180 kΩ

205

256

307

kHz

OSC oscillator frequency range

fOSC2

–

1024

OUT1, OUT2 output frequency

A/B

fOUT1

R OCE /ROSC = 180 kΩ

200

250

300

OUT1, OUT2 output frequency range

fOUT2

–

1000

LDR inductance driver frequency

A/B

fLDR1

R OCL /ROSC = 180 kΩ

kHz

LDR inductance driver frequency range

fLDR2

–

256

ENA HIGH-level input voltage

V ENAH

ENA = “H”, V DD = 1.6 to 5.5V

V DD – 0.5

–

V DD + 0.3

ENA LO W -level input voltage

V ENAL

ENA = “L”, V DD = 1.6 to 5.5V

V SS – 0.3

–

V SS + 0.5

ENA input current

IENAH

V ENAH = V DD = 3.0V

2.0

4.0

6.0

µA

O p e rating current

A / B

IDD1

Excluding coil current

–

0.5

m A

Stand-by current

ISTB

ENA = “L”

–

1.0

µA

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