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Rev 1.00

Aug 2017

User

’s

 Manual

ISL32740EVAL1Z

User’s Manual: Evaluation Board

Industrial Precision

Summary of Contents for ISL32740EVAL1Z

Page 1: ...Rev 1 00 Aug 2017 User s Manual ISL32740EVAL1Z User s Manual Evaluation Board Industrial Precision ...

Page 2: ...transceivers Isolated 3 3V to 5V DC DC converter with regulated output 1 2 Specifications This board has been configured and optimized for the following operating conditions Up to 40Mbps data rate VCC 3 3V 1 3 Related Literature For a full list of related documents visit our website ISL32740E product page 1 4 Ordering information 1 5 Block Diagram Figure 1 Block Diagram Part Number Description ISL...

Page 3: ...e RS 485 driver is a differential output device that delivers at least 2 1V across a 54Ω purely differential load The driver features low propagation delay skew to maximize bit width and to minimize EMI The driver in the ISL32740E is tri statable through the active high DE input The outputs of the ISL32740E driver are not slew rate limited so faster output transition times allow data rates of at l...

Page 4: ... Guidelines 3 PCB Layout Guidelines Both supplies VDD1 and VDD2 must be bypassed with 100nF ceramic capacitors These should be placed as close as possible to the supply pins for proper operation 3 1 ISL32740EVAL1Z Evaluation Board Figure 2 Top Side Figure 3 Bottom Side ...

Page 5: ...UG119 Rev 1 00 Page 5 of 10 Aug 24 2017 ISL32740EVAL1Z 3 PCB Layout Guidelines 3 2 ISL32704EVAL1Z Circuit Schematic Figure 4 ISL32740EVAL1Z Schematic ...

Page 6: ...T1330F 1 R5 RES SMD 0805 133Ω 1 8W 1 TF ROHS KOA RC0805FR 07549RL 2 R4 R6 RES SMD 0805 549Ω 1 8W 1 TF ROHS Yageo C0805X5R160 106KNE 2 C1 C3 CAP SMD 0805 10µF 16V 10 X5R ROHS Venkel ECJ 2VB1E104K 2 C2 C4 CAP SMD 0805 0 1µF 25V 10 X7R ROHS Panasonic 1725656 1 J1 CONN TERMINAL BLK TH 2P 6A 125V 20 30AWG 2 54mm ROHS Phoenix Contact 1725672 2 J2 J5 CONN TERMINAL BLOCK 4POS 0 1 26 20AWG 63V 6A ROHS Phoe...

Page 7: ...UG119 Rev 1 00 Page 7 of 10 Aug 24 2017 ISL32740EVAL1Z 3 PCB Layout Guidelines 3 4 Board Layout Figure 5 Silkscreen Top Figure 6 Top Layer Figure 7 Silkscreen Bottom Figure 8 Bottom Layer ...

Page 8: ...rmance Curves Figure 9 Transmit Mode DR 4Mbps Figure 10 Receive Mode DR 4Mbps Figure 11 Transmit Mode DR 40Mbps Figure 12 Receive Mode DR 40Mbps DI A B TIME 80ns DIV SIGNAL 2V DIV A B TIME 80ns DIV SIGNAL 2V DIV RO DI A B TIME 10ns DIV SIGNAL 2V DIV RO A B TIME 10ns DIV SIGNAL 2V DIV ...

Page 9: ...ocument is current before proceeding For information regarding Intersil Corporation and its products see www intersil com Copyright Intersil Americas LLC 2017 All Rights Reserved All trademarks and registered trademarks are the property of their respective owners UG119 Rev 1 00 Page 9 of 10 Aug 24 2017 5 Revision History Rev Date Description 1 00 Aug 24 2017 Updated Truth Tables on page 3 0 00 Apr...

Page 10: ...ISL32740EVAL1Z UG119 ...

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