eKK6511
RF Keyboard Encoder
8 DC Electrical Characteristics
Symbol
IIL
Parameter
Input Leakage current
Input High Voltage
Condition
VIN=VDD, VSS
Min. Typ. Max.
Unit
mA
V
±1
VIH
2.0
0.8
3.5
1.5
VIL
Input Low Voltage
V
VIHX
VILX
Clock Input High voltage
Clock Input Low voltage
OSCI
OSCI
V
V
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
VOH1
VOH2
VOH3
VOL1
VOL2
IOH=-12.0mA
IOH=-10.0mA
IOH=-10.0mA
IOL=5.0mA
2.4
V
V
V
V
V
2
2.4
0.4
0.4
IOL=12.0mA
(P70~P72)(S7=0)
Output Low Voltage
(P70~P72)(S7=1)(P76~P77)
VOL3
IPH
IOL=10.0mA
3
-250 -400 -500
10
V
Pull-high current
Pull-high active, input pin at VSS
µA
mA
All input and I/O pin at VDD, output
pin floating, WDT enabled
/RESET=High
Fosc=2.00Mhz(CK2=”0”), output
pin floating
ISB
Power-down current
Operating supply current
(VDD=5.0V) at two cycles/two
clocks
ICC1
3
mA
9 AC Electrical Characteristic(Ta=0℃~70℃, Vdd=5v,
Vss=0v)
Symbol
DCLK
Parameter
Input CLK duty cycle
TCC input period
Condition
Min.
45
Typ.
Max.
Unit
50
55
%
ns
ns
ns
TTCC
(Tins+20)/N
Ta=25℃
Ta=25℃
TWDT
TDRH
Watchdog timer period
Device reset hold period
18
18
Product Specification (V1.0) 11.15.2002
• 5
(This specification is subject to change without further notice)
ELAN [ ELAN MICROELECTRONICS CORP ]
