THCS134_Rev.1.00_E

Copyright©2014 THine Electronics, Inc.

THine Electronics, Inc.

Security E

2/19

Pin Diagram

BID

1

24

SIG

FAULTN

2

23

IOP

RSTN

3

22

ION

DATA0

4

21

DATA15

DATA1

5

20

DATA14

DATA2

6

19

DATA13

DATA3

7

18

DATA12

DATA4

8

17

GND

9 10 11 12 13 14 15 16

Exposed Pad

(Top View)

33 GND EXP

Pin Description

Pin No.

Pin Name

Internal Processing

Description

1

BID

Input, Pull-down

Uni-direction/Bi-direction mode select

Low : Uni-direction High : Bi-direction

2

FAULTN

Output, Open-drain

Transmitter status error indicator

Low : Abnormal operation detected

3

RSTN

Input, Pull-down

Reset input

Low : Reset High : Normal operation

4-8

10-16

18-21

DATA0-15

Input/Output,

Pull-down

Parallel data I/O bit : 0-15

Refer to the tables of “Parallel I/O Pin Function”

9,17,30

GND

-

Ground

22

ION

Input/Output

Serial data differential mode(-) I/O

23

IOP

Input/Output

Serial data CMOS/differential mode(+) I/O

24

SIG

Input, Pull-down

Serial data I/O mode select

Low : CMOS High : Differential

25

FILT

Input, Pull-down

Digital filter enable pin

Low : OFF High : ON

26

WIDTH

Input, Pull-down

Data bit width select

Low : 8bit High : 16bit

27

VDD

-

Power Supply

28,29

NC

-

Non-connection pin. Please set it being opened.

31

TEST

Input, Pull-down

Test pin. Please connect to GND.

32

DIR

Input, Pull-down

Transmitter/receiver select

Low : Transmitter (Uni-direction) / Master (Bi-direction)

High : Receiver (Uni-direction) / Slave (Bi-direction)

33

GND EXP

-

GND EXP should be soldered to GND.