ADM3486E datasheet(9/20 Pages) AD

Numer części	ADM3486E

Szczegółowy opis	3.3 V, 짹15 kV ESD-Protected, Half- and Full-Duplex, RS-485/RS-422 Transceivers

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Producent	AD [Analog Devices]

Strona internetowa	http://www.analog.com

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ADM3483E/ADM3486E/ADM3488E/ADM3490E/ADM3491E

Rev. A | Page 9 of 20

TEST CIRCUITS AND SWITCHING CHARACTERISTICS

VOC

RL/2

Z

Y

VOD

Figure 7. Driver Differential Output Voltage and

Common-Mode Output Voltage

RL

375Ω

VOD

VCM =

–7V TO +12V

D

VCC

Figure 8. Driver Differential Output Voltage with

Varying Common-Mode Voltage

VOH

IOH

(–)

VID

R

0

IOL

(+)

VOL

Figure 9. Receiver Output Voltage High and Output Voltage Low

IN

OUT

+1.5V

+3V

0V

≈ +2V

≈ –2V

tDD

tTD

50%

10%

90%

D

GENERATOR1

VCC

50Ω

CL

RL =

60Ω

CL = 15pF2

OUT

1PPR = 250kHz, 50% DUTY CYCLE,

tR ≤ 6.0ns, ZO = 50Ω.

2CL INCLUDES PROBE AND STRAY CAPACITANCE.

Figure 10. Driver Differential Output Delay and Transition Times

3V

0V

VOH

VOL

VOH

VOL

VOM

IN

Y

OUT

Z

OUT

1.5V

tPLH

tPHL

tPLH

D

VOM

RL = 27Ω

OUT

CL = 15pF2

GENERATOR1

VCC

50Ω

S1

VOM =

VOH + VOL

2

≈ 1.5V

1PPR = 250kHz, 50% DUTY CYCLE,

tR ≤ 6.0ns, ZO = 50Ω.

2CL INCLUDES PROBE AND STRAY CAPACITANCE.

Figure 11. Driver Propagation Delays

D

OUT

CL = 50pF2

GENERATOR1

50Ω

S1

VOM =

VOH + VOL

2

≈ 1.5V

RL = 110Ω

0V OR 3V

1PPR = 250kHz, 50% DUTY CYCLE,

tR ≤ 6.0ns, ZO = 50Ω.

2CL INCLUDES PROBE AND STRAY CAPACITANCE.

0V

VOH

0V

3V

1.5V

0.25V

IN

OUT

VOM

tPZH

tPHZ

Figure 12. Driver Enable and Disable Times (tPZH, tPSH, tPHZ)

Podobny numer części - ADM3486E

Producent	Numer części	Arkusz danych	Szczegółowy opis
Analog Devices	ADM3486E	650Kb / 20P	Full-Duplex, RS-485/RS-422 Transceivers REV. A

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Podobny opis - ADM3486E

Producent	Numer części	Arkusz danych	Szczegółowy opis
Analog Devices	ADM3077E	622Kb / 20P	3.3 V, 짹15 kV ESD-Protected, Half- and Full-Duplex, RS-485/RS-422 Transceivers REV. A
	ADM3070E	466Kb / 20P	3.3 V, ±15 kV ESD-Protected, Half- and Full-Duplex, RS-485/RS-422 Transceivers Rev. F
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	ADM485E	285Kb / 16P	5 V, ±15 kV ESD Protected Half-Duplex, RS-485/RS-422 Transceivers Rev. B
	ADM3483	328Kb / 20P	3.3 V Slew Rate Limited, Half- and Full-Duplex, RS-485/RS-422 Transceivers Rev. E
	ADM3483	450Kb / 20P	3.3 V Slew Rate Limited, Half- and Full-Duplex, RS-485/RS-422 Transceivers REV. B
	ADM3491ARUZ	328Kb / 20P	3.3 V Slew Rate Limited, Half- and Full-Duplex, RS-485/RS-422 Transceivers Rev. E
	ADM3483	327Kb / 20P	3.3 V Slew Rate Limited, Half- and Full-Duplex, RS-485/RS-422 Transceivers Rev. E
	ADM3485E	303Kb / 16P	짹15 kV ESD-Protected, 3.3 V,12 Mbps, EIA RS-485/RS-422 Transceiver Rev. D
	ADM1487E	286Kb / 16P	Half-Duplex, RS-485/RS-422 Transceivers REV. B

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