EM84502

PS/2 MOUSE CONTROLLER

8

* This specification are subject to be changed without notice.

6.18.1998

* All voltages in above table are compared with V

* All parameters in above table are tested under V

* CLK & DATA output gates are open drains that connect to pull up resistors.

* X1, X2,Y1,T2 Input Impedance

5.0

4.0

3.0

2.0

1.0

10.0M

0

1.0K

2.0K

3.0K

4.0K

5.0K

6.0K

7.0K

8.0K

9.0K

10.0.K

11.0K

12.0K

13.0K

14.0K

VOLTS (LIN)

15.0K

16.0K

MAX.

TYP.

MIN.

DC ELECTRICAL CHARACTERISTICS (T

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

X,X2,Y1,Y2 low input reference current

I

PL

70

-

-

µA

X,X2,Y1,Y2 high input reference current

I

Ph

-

-

106

µA

X,X2,Y1,Y2 input current

V

PI

0.8

-

1.2

V

Schmitt trigger input

(76

µA)

X,X2,Y1,Y2 input current

V

PI

0.8

-

1.2

V

Comparator input

(80

µA)

X,X2,Y1,Y2 input current

V

PI

1.5

-

2.1

V

Comparator input

(500

µA)

CLK, DATA postive-going

Vt+

3.2

-

3.8

V

threshold voltage

CLK, DATA negative-going

Vt -

1.2

-

1.9

V

threshold voltage

Low input voltage, other pins

Vail

-

-

1.5

V

High input voltage, other pins

Vaih

3.5

-

-

V

L, M, R input current

Imi

16.6

-

50

µA

(pull low resistor Vin=5V)

PS/2 mouse mode DATA, CLK input Current

Idc

0.56

-

1.86

mA

(pull up resistor)

(VIN=0V)

PS/2 mouse mode DATA, CLK low output voltage

Vprl

-

-

0.4

V

(Iprl=-2mA)

L, M, R, X1, X2, Y1, Y2 input leakage current

Iil

0

-

1.0

µA

(Vin=0V)