Legacy-Free Keyboard/Embedded Controller with SPI and LPC Docking Interface
Table 28.2 DC Electrical Characteristics (T = 0°C - 70°C, V 1 and V 2= 3.3 VDC ±10%)
A
CC
CC
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
COMMENTS
IO8 Type Buffer
Low Output Level
High Output Level
IOD8 Type Buffer
Low Input Level
High Input Level
Low Output Level
IO12 Type Buffer
Low Input Level
High Input Level
Low Output Level
High Output Level
IOD12 Type Buffer
Low Input Level
High Input Level
Low Output Level
V
V
0.4
V
V
I
I
= 8mA
= -4mA
OL
OL
2.4
2.0
OH
OH
V
V
V
0.8
0.4
0.8
0.4
V
V
V
IL
IH
OL
I
=8 mA
OL
V
V
V
V
V
V
V
V
IL
2.0
2.4
IH
I
I
= 12mA
= -6mA
OL
OH
OL
OH
V
V
V
0.8
0.4
V
V
V
IL
2.0
IH
OL
I
= 16mA
= 0
OL
Input Leakage
(All except PWRGD and
VCC1_PWRGD)
Low Input Leakage
High Input Leakage
Input Current
ILEAK
ILEAK
-10
µA
µA
µA
V
V
V
IL
IN
IN
IN
+10
= V
or V = 5 V
IH
CC IN
I
= 0
OH
PCI type buffers
PCI_I, PCI_O, PCI_IO,
PCI_CLK
3.3V PCI 2.1 Compatible
SMSC LPC47N350
291
Revision 1.1 (01-14-03)
DATASHEET
SMSC [ SMSC CORPORATION ]
