eKK6511
RF Keyboard Encoder
8
I
IL
V
IH
V
IL
V
IHX
V
ILX
DC Electrical Characteristics
Parameter
Input Leakage current
Input High Voltage
Input Low Voltage
Clock Input High voltage
Clock Input Low voltage
Output High voltage
(Ports 5,6,8,9 and P74,P75)
Output High voltage
(P70~P72)(S7=0)
Output High Voltage
(P70~P72)(S7=0)
Output Low Voltage
(ports 5,6,8,9 and P74~P75)
Output Low voltage
(P70~P72)(S7=0)
Output Low Voltage
(P70~P72)(S7=1)(P76~P77)
Pull-high current
Power-down current
Operating supply current
(V
DD
=5.0V) at two cycles/two
clocks
OSCI
OSCI
I
OH
=-12.0mA
I
OH
=-10.0mA
I
OH
=-10.0mA
I
OL
=5.0mA
I
OL
=12.0mA
I
OL
=10.0mA
Pull-high active, input pin at V
SS
-250
All input and I/O pin at V
DD
, output
pin floating, WDT enabled
/RESET=High
Fosc=2.00Mhz(CK2=”0”), output
pin floating
3
-400
-500
10
3
2.4
0.4
0.4
2.4
2
3.5
1.5
Condition
V
IN
=V
DD
, V
SS
2.0
0.8
Min.
Typ. Max.
±1
Unit
mA
V
V
V
V
V
V
V
V
V
V
µA
mA
mA
Symbol
V
OH1
V
OH2
V
OH3
V
OL1
V
OL2
V
OL3
I
PH
I
SB
I
CC1
9
AC Electrical Characteristic(Ta=0℃~70℃, Vdd=5v,
Vss=0v)
Parameter
Input CLK duty cycle
TCC input period
Watchdog timer period
Device reset hold period
Ta=25℃
Ta=25℃
Condition
Min.
45
(Tins+20)/N
18
18
Typ.
50
Max.
55
Unit
%
ns
ns
ns
Symbol
D
CLK
T
TCC
T
WDT
T
DRH
Product Specification (V1.0) 11.15.2002
(This specification is subject to change without further notice)
•
5
EMC [ ELAN MICROELECTRONICS CORP ]
