PDSP2110, PDSP2111, PDSP2112, PDSP2113, PDSP2114

2006-01-23

6

Top View

Pin Assignments

Pin

Function

Pin

Function

1

RST

28

D7

2

FL

27

D6

3

A0

26

D5

4

A1

25

D4

5

A2

24

D3

6

A3

23

D2

7

Substr. bias

22

No Pin

8

21

9

20

D1

10

No Connect

19

D0

11

CLKSEL

18

No Connect

12

CLK I/O

17

CE

13

WR

16

GND (logic)

14

V

CC

15

GND (supply)

IDPA5116

01

2

3

4

5

6

7

Digit

Pins

1

28

Pins

15

14

Pin Definitions

Pin

Function

Definition

1

RST

Used for initialization of a display and

sychronization of blinking for multiple displays

2

FL

Low input accesses the Flash RAM

3

A0

Address input LSB

4

A1

Address input

5

A2

Address input MSB

6

A3

Mode selector

7-9

Substr. bias

Used to bias IC substrate, must be connected

to V

display.

10

No connect

—

11

CLKSEL

Selects internal/external clock source

12

CLK I/O

Outputs master clock or inputs external clock

13

WR

A low will write data into the display if CE is

low

14

V

CC

Positive power supply input

15

GND

Analog Ground for LED drivers

16

GND

Digital Ground for internal logic

17

CE

Enables access to the display

18

No Connect

—

19

D0

Data input LSB

20

D1

Data input

21

No pin

—

22

23

D2

Data input

24

D3

25

D4

26

D5

27

D6

28

D7

Data input MSB, selects ROM, page 1 or 2