eKK6111
RF Keyboard Decoder
8 Absolute Maximum Ratings
Parameter
Temperature under bias
Storage temperature
Input Voltage
Symbol
Ratings
0℃to 70℃
TOPR
TSTR
VIN
-65℃to 150℃
-0.3V to +6V
-0.3V to +6V
Output Voltage
VOUT
9 DC Electrical Characteristics
Symbol
Parameter
Condition
VIN=VDD, VSS
Ports 5,6
Ports 5,6
Min.
Typ. Max.
Unit
IIL
VIH
VIL
Input Leakage current
Input High Voltage
Input Low Voltage
Input high threshold
voltage
Input low threshold
voltage
Clock Input High voltage OSCI
Clock Input Low voltage
Output High voltage
(Ports 5,6,7)
Output Low Voltage
(Ports 5,6)
Output Low voltage
(Ports 7)
Pull-high current
±1
mA
V
V
2.0
0.8
VIHT
VILT
/RESET, TCC, INT
/RESET, TCC, INT
2.0
V
V
0.8
1.5
VIHX
VILX
3.5
2.4
V
V
OSCI
VOH1
VOL1
IOH=-10.0mA
V
V
IOL=9.0mA
0.4
0.4
VOL2
IPH
IOL=14.0mA
V
Pull-high active, input pin at VSS
All input and I/O pins at VDD,
output pin floating, WDT enabled
-50
-100
-240
7
µA
µA
ISB1
Power-down current
Operating supply current /RESET=High, Fosc=4.00Mhz
ICC1
(VDD=5.0V) at two
cycles/two clocks
(HLF=”1”, CK2=”0”), output pin
floating, WDT enabled
5
mA
10 AC Electrical Characteristics
Parameter
Time from DATA transition to falling edge of CLK
Time from rising of CLK to DATA transition
Duration of CLK inactive
Sym.
T1
Min.
Typ.
Max.
25
Unit.
µS
5
5
T2
T4-5
50
µS
T3
30
30
40
40
µS
Duration of CLK active
T4
50
µS
Time to auxiliary device inhibit after clock 11 to ensure the auxiliary
device does not start another transmission
Time from inactive to active CLK transition, used to time when
auxiliary device sample DATA
T5
50
25
µS
T6
5
µS
System clock
FCLK
4.00
Mhz
Product Specification (V1.0) 11.15.2002
• 17
(This specification is subject to change without further notice)
ELAN [ ELAN MICROELECTRONICS CORP ]
