4

MB40528

s

PIN DESCRIPTION

Symbol

Pin No.

Type

Name & Function

Power Supply

13, 14, 18, 19

-

+5 V DC power supply pins.

GND

1, 11, 12, 20

-

Ground pins.

Clock

CLK

10

I

Clock input pin. The input voltage is a TTL level.

Analog Input

16

I

Analog signal input pin. The analog data to be converted is input to

Digidal Output

9

O

8-bit resolution A/D converter outputs.

The output voltage is a TTL level.

8

7

6

5

4

3

2

Refernce Voltage Output

17

O

3V). An 1

µF or more capacitor having superior frequency

characteristic should be connected to this pin. The capacitor must

be connected near the device.

Others

15

O

An intermediate voltage output pin. An intermediate voltage

this pin is left open.