SM5221-002 datasheet(2/16 Pages) SAMHOP

Nome de Peças	SM5221-002

Descrição Electrónicos	32 KEYS ENCODER

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Fabricante Electrônico	SAMHOP [SamHop Microelectronics Corp.]

Página de início	http://www.samhop.com.tw

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PIN DESCRIPTION

No.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

Pin Name I / O

Function

I

POWER

O

I

O

POWER

I

KI0

KI1

KI2

KI3

DOUT

VDD

SEL

OSCO

OSCI

VSS

Scan Key Input 0

With Pull Low

Scan Key Input 1

With Pull Low

Scan Key Input 2

With Pull Low

Scan Key Input 3

With Pull Low

Remote Output

Data Select

Oscillator Output

Oscillator Input

15

16

17

18

19

20

O

I / O

LED

KI/O7

KI/O6

KI/O5

KI/O4

KI/O3

KI/O2

KI/O1

KI/O0

CODE

Indicator For

Tramsmission

Key Scan 7

Key Scan 6

Key Scan 5

Key Scan 4

Key Scan 1

Key Scan 2

Key Scan 3

Key Scan 0

Customer Code

Select Input

Pin Name

I / O

Function

I

O

I

KI0

KI1

KI2

KI3

CODE

SEL

Remote Output

Data Select

Oscillator Output

Oscillator Input

KI/O1

KI/O4

KI/O0

KI/O2

Key Scan 4

Customer Code

Select Input

Indicator For

Tramsmission

Key Scan 6

Key Scan 7

Key Scan 5

I / O

POWER

O

POWER

I / O

OSCO

VSS

VDD

OSCI

LED

DOUT

KI/O7

KI/O3

KI/O5

KI/O6

Key Scan 3

Key Scan 1

Key Scan 2

I / O

Postive Power

Supply

Negative Power

Supply (substrate)

Postive Power

Supply

Negative Power

Supply (substrate)

Scan Key Input 0

With Pull Low

Scan Key Input 1

With Pull Low

Scan Key Input 2

With Pull Low

Scan Key Input 3

With Pull Low

Key Scan 0

V.2.0 Mar 8,2002

I / O

SM5221-001/002

32 KEYS ENCODER

SAMHOP Microelectronics Corp.

三合微科股份有限公司

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