EPM240 Datasheet, PDF (65/86 Pages) Altera Corporation – JTAG & In-System Programmability

Chapter 5: DC and Switching Characteristics
5–7
Operating Conditions
Table 5–10. 3.3-V PCI Specifications (Note 1)
Symbol
Parameter
Conditions Minimum
Typical
Maximum
Unit
V_CCIO
I/O supply
voltage
—
3.0
3.3
3.6
V
V_IH
High-level input
—
0.5 × V_CCIO
—
V_CCIO + 0.5
V
voltage
V_IL
Low-level input
—
–0.5
—
0.3 × V_CCIO
V
voltage
V_OH
High-level
IOH = –500 µA 0.9 × V_CCIO
—
—
V
output voltage
V_OL
Low-level
IOL = 1.5 mA
—
—
0.1 × V_CCIO
V
output voltage
Note to Table 5–10:
(1) 3.3-V PCI I/O standard is only supported in Bank 3 of the EPM1270 and EPM2210 devices.
Bus Hold Specifications
Table 5–11 shows the MAX II device family bus hold specifications.
Table 5–11. Bus Hold Specifications
1.5 V
V_CCIO Level
1.8 V
2.5 V
3.3 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_CCIO
0 V < V_IN < V_CCIO
Min Max Min Max Min Max Min Max Unit
20 — 30 — 50 — 70 — µA
–20 — –30 — –50 — –70 — µA
— 160 — 200 — 300 — 500 µA
— –160 — –200 — –300 — –500 µA
© Novermber 2008 Altera Corporation
MAX II Device Handbook