LT3669IUFD-2PBF View Datasheet(PDF) - Linear Technology

Part Name

Description

Manufacturer

LT3669IUFD-2PBF

IO-Link Transceiver with Integrated Step-Down Regulator and LDO

Linear Technology 

LT3669/LT3669-2

TIMING DIAGRAMS

TXD1

TXD2

CQ1

Q2

TXD1

TXD2

TXEN1

TXEN2

VDD

CCQ

CQ1

Q2

tDF

VL+ – 3V

8V

Figure 1. Driver Rising and Falling Times

tDR

13V

VDD*

0V

VL+

3V

0V

36692 F01

TXD1

TXD2

CQ1

Q2

TXD1

TXD2

TXEN1

TXEN2

VDD

CCQ

CQ1

Q2

VDD / 2

tPHLD

VDD / 2

tPLHD

8V

tSKEWD = tPHLD – tPLHD

VDD

0V

VL+

13V

0V

36692 F02

Figure 2. Driver Propagation Delays

* VDD is the external µC's supply voltage which can be taken either from the switching regulator’s or LDO’s output (VOUT or VLDO)

3669fa

16

For more information www.linear.com/LT3669

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