Turning Ideas Into Reality

ABCircuits www.abcircuits.com POB 123 New Hill NC 27562 (919) 290-7104

Part Number KBDP64

VDD

Connect to supply voltage of 2.4 to 5 volts. A .1 uF decoupling capacitor to ground is

recommended.

NOTES:

Make no connection to the NC pins. Pins 9 and 19 must be left unconnected.

Truth Table

The output codes of the KBD64 start at zero, and progress upwards in a binary count. The hex

output of the DOut bits is shown in the right column. Custom output codes are available, consult

the factory for information.

ROWY1

ROWY2

ROWY3

ROWY4

ROWY5

ROWY6

ROWY7

ROWY8

HEX

COLX1

X

00

COLX1

X

01

COLX1

X

02

COLX1

X

03

COLX1

X

04

COLX1

X

05

COLX1

X

06

COLX1

X

07

COLX2

X

08

COLX2

X

09

COLX2

X

0A

COLX2

X

0B

COLX2

X

0C

COLX2

X

0D

COLX2

X

0E

COLX2

X

0F

COLX3

X

10

COLX3

X

11

COLX3

X

12

COLX3

X

13

COLX3

X

14

COLX3

X

15

COLX3

X

16

COLX3

X

17

COLX4

X

18

COLX4

X

19

COLX4

X

1A

COLX4

X

1B

COLX4

X

1C

COLX4

X

1D

COLX4

X

1E

COLX4

X

1F

COLX5

X

20

COLX5

X

21

COLX5

X

22

COLX5

X

23

COLX5

X

24