Chapter 3: DC and Switching Characteristics for MAX V Devices
Operating Conditions
Output Drive Characteristics
Figure 3–1 shows the typical drive strength characteristics of MAX V devices.
Figure 3–1. Output Drive Characteristics of MAX V Devices (Note 1)
3–5
MAX V Output Drive I OH Characteristics
(Maximum Drive Strength)
MAX V Output Drive I OL Characteristics
(Maximum Drive Strength)
70
60
50
3.3-V VCCIO
60
50
3.3-V VCCIO
40
2.5-V VCCIO
40
2.5-V VCCIO
30
30
20
1.8-V VCCIO
20
1.8-V VCCIO
1.5-V VCCIO
10
0
1.5-V VCCIO
1.2-V VCCIO (2)
10
0
1.2-V VCCIO (2)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
Voltage (V)
MAX V Output Drive I OH Characteristics
(Minimum Drive Strength)
Voltage (V)
MAX V Output Drive I OL Characteristics
(Minimum Drive Strength)
35
30
3.3-V VCCIO
30
25
3.3-V VCCIO
25
20
2.5-V VCCIO
20
2.5-V VCCIO
15
15
10
5
0
1.8-V VCCIO
1.5-V VCCIO
10
5
0
1.8-V VCCIO
1.5-V VCCIO
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
Voltage (V)
Voltage (V)
Notes to Figure 3–1 :
(1) The DC output current per pin is subject to the absolute maximum rating of Table 3–1 on page 3–1 .
(2) 1.2-V V CCIO is only applicable to the maximum drive strength.
I/O Standard Specifications
Table 3–5 through Table 3–13 on page 3–8 list the I/O standard specifications for the
MAX V device family.
Table 3–5. 3.3-V LVTTL Specifications for MAX V Devices
Symbol
V CCIO
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 = –4 mA (1)
IOL = 4 mA (1)
Minimum
3.0
1.7
–0.5
2.4
Maximum
3.6
4.0
0.8
0.45
Unit
V
V
V
V
V
Note to Table 3–5 :
(1) This specification is supported across all the programmable drive strength settings available for this I/O standard, as shown in the
May 2011
Altera Corporation
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