EM84502 Ver la hoja de datos (PDF) - ELAN Microelectronics
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EM84502 Datasheet PDF : 12 Pages
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EM84502
PS/2 MOUSE CONTROLLER
DC ELECTRICAL CHARACTERISTICS (TA=25°C to 70°C)
Parameters
Sym. Min.
Operating voltage
VDD
4.5
Operating current
(no load)
IOp
-
X,X2,Y1,Y2 low input reference current
IPL
70
X,X2,Y1,Y2 high input reference current
IPh
-
X,X2,Y1,Y2 input current
Schmitt trigger input
VPI
0.8
(76µA)
X,X2,Y1,Y2 input current
Comparator input
VPI
0.8
(80µA)
X,X2,Y1,Y2 input current
Comparator input
V
1.5
PI
(500µA)
CLK, DATA postive-going
threshold voltage
Vt+
3.2
CLK, DATA negative-going
Vt -
1.2
threshold voltage
Low input voltage, other pins
Vail
-
High input voltage, other pins
Vaih
3.5
L, M, R input current
Imi
16.6
(pull low resistor Vin=5V)
PS/2 mouse mode DATA, CLK input Current
Idc
0.56
(pull up resistor)
(VIN=0V)
PS/2 mouse mode DATA, CLK low output voltage
Vprl
-
(Iprl=-2mA)
L, M, R, X1, X2, Y1, Y2 input leakage current
Iil
0
(Vin=0V)
Typ.
5
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Max.
5.5
1.2
-
106
1.2
1.2
2.1
3.8
1.9
1.5
-
50
1.86
0.4
1.0
Unit
V
mA
µA
µA
V
V
V
V
V
V
V
µA
mA
V
µA
* All voltages in above table are compared with VSS.
* All parameters in above table are tested under VDD=5V.
* CLK & DATA output gates are open drains that connect to pull up resistors.
* X1, X2,Y1,T2 Input Impedance
MAX. 16.0K
15.0K
14.0K
TYP.
13.0K
12.0K
MIN.
11.0K
10.0.K
9.0K
8.0K
7.0K
6.0K
5.0K
4.0K
3.0K
2.0K
1.0K
0
1.0
10.0M
2.0
3.0
VOLTS (LIN)
4.0
5.0
* This specification are subject to be changed without notice.
6.18.1998 8
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