Chapter 5: DC and Switching Characteristics
Operating Conditions
5–7
Table 5–10.
3.3-V PCI Specifications
Symbol
V
C CIO
V
IH
V
IL
V
OH
V
OL
Parameter
I/O supply
voltage
High-level input
voltage
Low-level input
voltage
High-level
output voltage
Low-level
output voltage
Conditions
—
—
—
IOH = –500 µA
IOL = 1.5 mA
Minimum
3.0
0.5 × V
C CIO
–0.5
0.9 × V
C CIO
—
Typical
3.3
—
—
—
—
Maximum
3.6
V
CC IO
+ 0.5
0.3 × V
CC IO
—
0.1 × V
CC IO
Unit
V
V
V
V
V
Note to
(1) 3.3-V PCI I/O standard is only supported in Bank 3 of the EPM1270 and EPM2210 devices.
Bus Hold Specifications
shows the MAX II device family bus hold specifications.
Table 5–11.
Bus Hold Specifications
V
CCIO
Level
1.5 V
Parameter
Low sustaining
current
High sustaining
current
Low overdrive
current
High overdrive
current
Conditions
V
IN
> V
IL
(maximum)
V
IN
< V
IH
(minimum)
0 V < V
IN
< V
C CIO
0 V < V
IN
< V
C CIO
Min
20
–20
—
—
Max
—
—
160
–160
1.8 V
Min
30
–30
—
—
Max
—
—
200
–200
2.5 V
Min
50
–50
—
—
Max
—
—
300
–300
3.3 V
Min
70
–70
—
—
Max
—
—
500
–500
Unit
µA
µA
µA
µA
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