MAX3088ECSA Просмотр технического описания (PDF) - Maxim Integrated

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MAX3088ECSA

±15kV ESD-Protected, Fail-Safe, High-Speed (10Mbps), Slew-Rate-Limited RS-485/RS-422 Transceivers

Maxim Integrated 

±15kV ESD-Protected, Fail-Safe, High-Speed (10Mbps),

Slew-Rate-Limited RS-485/RS-422 Transceivers

RC

1MΩ

RD

1500Ω

CHARGE-CURRENT

LIMIT RESISTOR

DISCHARGE

RESISTANCE

B

ATE

VID

RR

RECEIVER

OUTPUT

HIGH-

VOLTAGE

Cs

STORAGE

A

DC

100pF

CAPACITOR

SOURCE

DEVICE

UNDER

TEST

Figure 13. Receiver Propagation Delay Test Circuit

Figure 14a. Human Body ESD Test Model

IP 100%

90%

AMPERES

36.8%

10%

0

0 tRL

Ir

PEAK-TO-PEAK RINGING

(NOT DRAWN TO SCALE)

TIME

tDL

CURRENT WAVEFORM

Figure 14b. Human Body Current Waveform

A

20dB/div

0Hz

100kHz/div

1MHz

Figure 15. Driver Output Waveform and FFT Plot of

MAX3086E/MAX3087E/MAX3088E, and MAX3089E with

SRL = GND, Transmitting a 20kHz Signal

A

20dB/div

B

20dB/div

B

0Hz

100kHz/div

1MHz

Figure 16. Driver Output Waveform and FFT Plot of

MAX3083E/MAX3084E/MAX3085E, and MAX3089E

with SRL = VCC, Transmitting a 20kHz Signal

0Hz

100kHz/div

1MHz

Figure 17. Driver Output Waveform and FFT Plot of

MAX3080E/MAX3081E/MAX3082E, and MAX3089E

with SRL = Unconnected, Transmitting a 20kHz Signal

______________________________________________________________________________________ 17

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