Turning Ideas Into Reality

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

Part Number TMP7

Copyright © 2014 ABCircuits. Revised September 2014 Page 8 of 10

Using Drivers For Brighter D isplays

VCC

VCC

A

B

C

D

E

F

G

G

F

E

D

C

B

A

COM

A

B

C

D

E

F

G

G

F

E

D

C

B

A

COM

OPTIONAL 3RD COMMON

ANODE DISPLAY

ULN2804

2

3

4

5

6

7

8

10

11

12

13

14

15

16

9

17

IN2

IN3

IN4

IN5

IN6

IN7

IN8

COM

OUT8

OUT7

OUT6

OUT5

OUT4

OUT3

GND

OUT2

RIGHT COMMON

ANODE DISPLAY

LEFT COMMON ANODE

DISPLAY

ULN2804

2

3

4

5

6

7

8

10

11

12

13

14

15

16

9

17

IN2

IN3

IN4

IN5

IN6

IN7

IN8

COM

OUT8

OUT7

OUT6

OUT5

OUT4

OUT3

GND

OUT2

VCC

B

C

G

G

C

B

COM

VCC

t

10K NTC

VCC

VCC

TMP7

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

SEGRA

NC

SEGRC

SEGRE

SEGRG

NC

MIN-

SEGLF

SEGLD

SEGLB

SEG3G

SEGRF

SEGRB

VSS

SEGLE

SEGRD

SEGLA

SEGLG

VDD

SEGLC

MAX-

FARH

SEG3B

SEG3C

TEMP

SOUT-

SCALE

POL

VCC

10K

ULN2804

2

3

4

5

6

7

8

10

11

12

13

14

15

16

9

17

IN2

IN3

IN4

IN5

IN6

IN7

IN8

COM

OUT8

OUT7

OUT6

OUT5

OUT4

OUT3

GND

OUT2

VCC

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