EM84510CP datasheet(10/19 Pages) EMC

Part #	EM84510CP

Description	PS/2 SCROLLING MOUSE CONTROLLER

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Manufacturer	EMC [ELAN Microelectronics Corp]

Direct Link	http://www.emc.com.tw

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EM84510

PS/2 SCROLLING MOUSE CONTROLLER

10

* This specification are subject to be changed without notice.

5.30.2001

DC ELECTRICAL CHARACTERISTICS (T

A=25°C to 70°C)

Parameters

Sym.

Min.

Typ.

Max.

Unit

Operating voltage

V

DD

4.5

5

5.5

V

Operating current

(no load)

I

Op

-

1.2

mA

X1,X2,Y1,Y2,Z1,Z2 (photo mode)

I

PL

60

-

µA

low input reference current

X1,X2,Y1,Y2,Z1,Z2 (photo mode)

I

Ph

-

110

µA

high input reference current

X1,X2,Y1,Y2,Z1,Z2 (photo mode)

V

PI

0.8

-

1.2

V

input current

(input impedance) (80

µA)

X1,X2,Y1,Y2,Z1,Z2 (photo mode)

V

PI

1.5

-

2.8

V

input current

(input impedance) (500

µA)

CLK, DATA postive-going

Vt+

0.6V

DD

-

0.8V

DD

V

threshold voltage

CLK, DATA negative-going

Vt -

0.2V

DD

-

0.4V

DD

V

threshold voltage

L,M,R,OPT,Z1,Z2 (key mode) input low voltage

Vail

-

0.3V

DD

V

L,M,R,OPT,Z1,Z2 (key mode) input high voltage

Vaih

0.7V

DD

--

V

L,M,R,Z1,Z2 (key & voltage mode)

Rmi

92

-

310

K

Ω

input resistor

(Vin=V

DD)

OPT input resistor

(Vin=V

DD)

Rxi

133

-

400

K

Ω

DATA, CLK input current

Idc

0.56

-

1.86

mA

(pull up resistor)

(Vin=0V )

DATA,CLK low output voltage

(Iprl=-4mA)

Vprl

-

0.4

V

L,M,R,X1,X2,Y1,Y2,Z1,Z2, OPT

Iil

0

-

-1.0

µA

input leakage current

(Vin=0V)

OPT high output current

V

DD=4.5V

3.2

-

(Iopt=10mA)

V

DD=5V

Idc

4.5

-

V

DD=5.5V

5.5

-

ABSOLUTE MAXIMUM RATINGS

Parameter

Sym.

Ratings

Unit

Temperature under bias

T

OPR

0~70

°C

Storage temperature range

T

STR

-65~150

°C

Input voltage

V

IN

-0.3~6.0

V

Output voltage

V

O

-0.3~6.0

V

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