PACDN009

http://onsemi.com

2

TYPICAL APPLICATION CIRCUIT

0.22 mF*

Expansion

Connector

PACDN009

Handheld/PDA ESD Protection

* Capacitor should be placed as close as possible to Pin7.

4 5 6 8

1

37

I/O Port

Buffers

PACKAGE / PINOUT DIAGRAMS

Top View

PACDN009

8−Lead MSOP Package

1

4

CH3

8

5

CH1

27

36

N.C.

CH2

CH4

CH5

Table 1. PIN DESCRIPTIONS

Pin

Name

Type

Description

1

CH1

I/O

ESD Channel

2

N.C.

−

No Connect

3

GND

Negative Voltage Supply Rail or Ground Reference Rail

4

CH2

I/O

ESD Channel

5

CH3

I/O

ESD Channel

6

CH4

I/O

ESD Channel

7

Supply

Positive Voltage Supply Rail

8

CH5

I/O

ESD Channel