M66510 데이터 시트보기 (PDF) - MITSUBISHI ELECTRIC

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M66510

LASER-DIODE DRIVER

MITSUBISHI ELECTRIC  

MITSUBISHI 〈DIGITAL ASSP〉

M66510P/FP

LASER-DIODE DRIVER

NOTE 6: TEST CIRCUIT

NOTE 7: TEST CIRCUIT

Oscilloscope

(input)

20Ω

VCC

VL1 1RO

P.G.

tr = tf = 6ns 50Ω

560Ω

560Ω

VL2

1RC

2RC

2RO

LD

PD

1RM DATA

5V

20Ω

lLD

Current probe

Oscilloscope

(output)

2RM

GND

Other pins are open.

20Ω

VCC

VL1 1RO

5V

20Ω

VL2 2RO

Oscilloscope (input)

560Ω

1RC DATA

Current probe

560Ω 2RC

PD

P.G.

1RM

lPD

50Ω

tr = tf = 6ns

RM

CO

2RM MO

GND

Oscilloscope

(output)

Other pins are open.

TIMING CHART

TIMING CHART

VL1, VL2

ILD

50%

tRP1

10%

50%

tRP1

90%

VIH

VIL

ILD(H)

ILD(L)

IPD

MO, CO

50%

tRP2,

tRP3

MO=10%

CO=1.5V

50%

|

|

tRP2,

tRP3

MO=90%

CO=1.5V

IPD |

IPD |

IPD(H)

IPD(T)( V )

IPD(L)

VOH

VOL

V : IPD when CO output is inverted.

NOTE 8: TEST CIRCUIT

20Ω

VCC

VL1 1RO

560Ω

560Ω

VL2

1RC

2RC

2RO

LD

PD

Oscilloscope (input)

1RM DATA

2RM

P.G.

tr = tf = 6ns 50Ω

VOFF

GND

5V

20Ω

ILD

Current probe

Oscilloscope

(output)

Other pins are open.

TIMING CHART

VOFF

1.5V

tOFF

ILD

10%

1.5V

tON

90%

3V

0V

ILD(H)

ILD(L)

7

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