EM84530

2-IN-ONE MOUSE CONTROLLER

11

* This specification are subject to be changed without notice.

6.28.1999

Preliminary

Preliminary

Preliminary

Preliminary

Preliminary

AC ELECTRICAL CHARACTERISTICS (T

PS/2 mouse mode :

Serial mouse mode :

Parameters

Sym.

Min.

Typ.

Max.

Unit

Oscillating Frequency

Fosc

32.4-3%

32.4

32.4+3%

KHz

Key Debounce

Tkd

-

13

-

ms

Rising Edge Crossed Width

Tr

15.4

-

-

us

Falling Edge Crossed Width

Tf

15.4

-

-

us

Transmission Time

Tmx

-

33.33

-

ms

Start bit Time

Ts

-

833.3

-

us

Data bit time

Td

-

833.3

-

us

Stop bit Time

Tp

-

833.3

-

us

Mode code delay Time

Trd

11

-

14

ms

Parameters

Sym.

Min.

Typ.

Max.

Unit

Oscillating Frequency

Fosc

37.0-3%

37.0

37.0+3%

KHz

Key Debounce

Tkd

-

12

-

ms

Rising Edge Crossed Width

Tr

13.5

-

-

us

Falling Edge Crossed Width

Tf

13.5

-

-

us

Mouse CLK Active Time

Tmca

-

40.5

-

us

Mouse CLK Inactive Time

Tmci

-

40.5

-

us

Time that Mouse Sample DATA from

Tmdc

-

13.5

-

us

CLK rising Edge

System CLK Active Time

Tsca

-

40.5

-

us

System CLK Inactive Time

Tsci

-

40.5

-

us

Time from DATA Transition to Falling Edge of CLK

Tsdc

-

13.5

-

us

Time from rising Edge of CLK to DATA Transition

Tscd

-

27.0

-

us

Time to mouse Inhibit after the 11th CLK to

Tpi

0

-

50

us

ensure mouse does not start another Transmission

X1, X2,Y1,Y2 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.