Turning Ideas Into Reality

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

Part Number HEX7

Copyright © 2014 ABCircuits. Revised September 2014 Page 4 of 6

Seven Segment Translation Table

Using Drivers For Brighter D isplays

A

B

C

D

E

F

G

RIGHT DISPLAY

G

F

E

D

C

B

A

COM

VCC

(

Parallel Input

VCC

COMMON ANODE

VCC

ULN2804

1

2

3

4

5

6

7

8

11

12

13

14

15

16

18

17

IN1

IN2

IN3

IN4

IN5

IN6

IN7

IN8

OUT8

OUT7

OUT6

OUT5

OUT4

OUT3

OUT1

OUT2

VCC

HEX7

15

9

16

17

18

19

3

6

7

8

10

11

13

14

22

12

20

23

28

21

4

1

2

5

24

25

26

27

SERRA

NC

SEGRC

SEGRE

SEGRG

NC

R8

SEGLF

SEGLD

SEGLB

POL

SEGRF

SEGRB

VSS

SEGLE

SEGRD

SEGLA

SEGLG

VDD

SEGLC

R2

L8

L2

NC

R1

R4

L1

L4

A

B

C

D

E

F

G

LEFT DISPLAY

G

F

E

D

C

B

A

COM

VCC

ULN2804

1

2

3

4

5

6

7

8

11

12

13

14

15

16

18

17

IN1

IN2

IN3

IN4

IN5

IN6

IN7

IN8

OUT8

OUT7

OUT6

OUT5

OUT4

OUT3

OUT1

OUT2

COMMON ANODE

Absolute Maximum Ratings

Symbol

Description

Min

Typical

Max

Units

Notes

Storage Temperature

-55

25

+100

ºC

Operating Temperature

-40

+85

ºC

-0.5

+6.0

V

Input Voltage

V

Maximum current into any pin

-25

+50

mA

ESD

Electrostatic Discharge Voltage

2000

V

Human Body Model

ESD

LU

Latch up current

200

mA