MAX14821 Просмотр технического описания (PDF) - Maxim Integrated

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производитель

MAX14821

IO-Link Device Transceiver

Maxim Integrated 

MAX14821

IO-Link Device Transceiver

Typical Operating Characteristics (continued)

(VCC = 24V, LDOIN = VP, VL = LDO33, C/Q and DO in push-pull configuration, TA = +25NC, unless otherwise noted.)

C/Q DRIVER OUTPUT SWITCHING

(HiSlew = 0)

MAX14821 toc07

VTXC=TXQ

2V/div

0V

VC/Q

5V/div

0V

2µs/div

Ch1 Ch2

1.430µs

Ch1 Ch2

1.330µs

Ch2 RISE

1.583µs

Ch2 FALL

1.455µs

RECEIVER PROPAGATION DELAY

vs. TEMPERATURE (RxFilter = 0)

550

500

450

400

DI TO LI

350 C/Q TO RX

300

250

200

150

100

-45 -30 -15 0 15 30 45 60 75 90

TEMPERATURE (°C)

WAKE-UP DETECTION

MAX14821 toc11

40µs/div

VC/Q

10V/div

0V

VWU

2V/div

0V

C/Q DRIVER OUTPUT SWITCHING

(HiSlew = 1)

MAX14821 toc08

VTXC=TXQ

2V/div

0V

VC/Q

5V/div

0V

2µs/div

Ch1 Ch2

357.1ns

Ch1 Ch2

335.4ns

Ch2 RISE

343.5ns

Ch2 FALL

331.7ns

RECEIVER PROPAGATION DELAY

vs. TEMPERATURE (RxFilter = 1)

400

350

300

250

200

DI TO LI

150

C/Q TO RX

100

50

0

-45 -30 -15 0 15 30 45 60 75 90

TEMPERATURE (°C)

C/Q SHORT-CIRCUIT PROTECTION

MAX14821 toc12

C/Q

10V/div

TXEN = VL

TXC = TXQ = GND

tSHORT = 200µs

40µs

ISOURCE

100mA /div

IRQ

2V/div

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