MP7543

7

Rev. 2.00

APPLICATION NOTES

Refer to Section 8 for Applications Information

Figure 1. MP7543 8085 Interface

ADDRESS BUS (16)

A0-15

8212

E1

E3

E2

8205

MP7543

LD2 STB2

SR1

STB3

STB1

STB4

LD1

FROM SYSTEM RESET

(8) AD0-7

DATA

8085

(8)

ALE

WR

SOD

+5 V

DECODER

ADDRESS (16)

DATA (8)

+5 V

CLR

Figure 2. MP7543 MC6800 Interface

ADDRESS BUS (16)

A0-15

E1

E3

E2

8205

MP7543

LD2 STB1

SR1

STB3

STB2

STB4

LD1

FROM SYSTEM RESET

DATA BUS (8)

6800

D0

DECODER

ADDRESS (16)

DATA (8)

+5 V

CLR

D7

R/W

Figure 3. Digitally Programmable

Gain Amplifier

MP7543

–

+

Digital Input

Graph 1. Relative Accuracy vs. Digital Code