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THVD1510 Datasheet, PDF (14/39 Pages) Texas Instruments – 5-V RS-485 Transceivers With 18-kV IEC ESD Protection
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THVD1510, THVD1512
THVD1550, THVD1551, THVD1552
SLLSEV1 – SEPTEMBER 2017
9 Detailed Description
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9.1 Overview
THVD1510 and THVD1550 are low-power, half-duplex RS-485 transceivers available in two speed grades
suitable for data transmission up to 500 kbps and 50 Mbps respectively.
THVD1551 is fully enabled with no external enabling pins. THVD1512 and THVD1552 have active-high driver
enables and active-low receiver enables. A standby current of less than 1 µA can be achieved by disabling both
driver and receiver.
9.2 Functional Block Diagrams
VCC
R
RE
A
DE
B
D
GND
Copyright © 2017, Texas Instruments Incorporated
Figure 19. THVD1510 and THVD1550
VCC
A
R
R
B
VCC
Z
DD
Y
GND
Copyright © 2017, Texas Instruments Incorporated
Figure 20. THVD1551
VCC
A
R
R
B
RE
DE
Z
DD
Y
GND
Copyright © 2017, Texas Instruments Incorporated
Figure 21. THVD1512 and THVD1552
14
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Copyright © 2017, Texas Instruments Incorporated
Product Folder Links: THVD1510 THVD1512 THVD1550 THVD1551 THVD1552
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