1

2

3

4

5

6

7

14

13

12

11

10

9

8

GND

V

CC

GND

V

CC

0.1

F

Figure 7-2. Example Bypass Capacitor Placement

for TSSOP and Similar Packages

0.1

F

VCC

GND

1

20

10

11

2

3

4

5

6

7

8

9

12

13

14

15

16

17

18

19

GND

V

CC

GND

Figure 7-3. Example Bypass Capacitor Placement

for WQFN and Similar Packages

1

2

3

6

5

4

GND

GND

V

CC

0.1

F

V

CC

Figure 7-4. Example Bypass Capacitor Placement for SOT, SC70 and Similar Packages

22

Long controlled-impedance trace

Receiving Port

Transmitting Port

Figure 7-5. Example Damping Resistor Placement for Improved Signal Integrity

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CD54AC283, CD74AC283, CD54ACT283, CD74ACT283

SCHS251E – NOVEMBER 1998 – REVISED JANUARY 2025

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