EKK8011A ELAN Microelectronics Corp, EKK8011A Datasheet - Page 30

• Manufacturer Part Number: EKK8011A
• Description: Usb & Ps/2 Keyboard Encoder
• Manufacturer: ELAN Microelectronics Corp

eKK8011AB
USB & PS/2 Keyboard Encoder
9
26 • • • •
AC Electrical Characteristics
Time from Data transition to falling edge of CLK
Time from rising edge of CLK to Data transition
Duration of CLK inactive
Duration of CLK active
Time for 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 samples Data
System clock
Output low voltage for LEDs
Output low voltage for Mode
LED
Internal Pull-high resistance
(Ports 6, 9)
Internal Pull-high resistance
for Data, CLK
Internal Pull-high resistance
for D-
Output low voltage for Data
CLK
Parameter
Parameter
Sym.
RPH1
RPH2
RPH3
VOL2
VOL3
VOL3
IOL3 = 10 mA
IOL2 = 10 mA
IOL3 = 5 mA
Condition
VPH1 = 0V
VPH2 = 0V
VPH3 = 0V
(This specification is subject to change without further notice)
Product Specification (V1.4) 07.10.2006
Sym.
FCLK
T1
T2
T3
T4
T5
T6
Min.
−
−
−
−
−
−
Min.
30
30
−
−
5
5
5
Typ.
3.0
4.7
1.5
0.4
25
1
Typ.
40
40
−
−
−
−
6
Max.
Max.
T4 - 5
−
−
−
−
−
−
25
50
50
50
25
−
Unit
Unit
KΩ
KΩ
KΩ
MHz
V
V
V
S
S
S
S
S
S