Altera Corporation
63
APEX 20K Programmable Logic Device Family Data Sheet
Table 28. APEX 20K 5.0-V Tolerant Device Recommended Operating Conditions
Symbol
Parameter
Conditions
Min
Max
Unit
VCCINT
Supply voltage for internal logic
and input buffers
2.375
(2.375)
2.625
(2.625)
V
VCCIO
Supply voltage for output buffers,
3.3-V operation
3.00 (3.00)
3.60 (3.60)
V
Supply voltage for output buffers,
2.5-V operation
2.375
(2.375)
2.625
(2.625)
V
VI
Input voltage
–0.5
5.75
V
VO
Output voltage
0VCCIO
V
TJ
Junction temperature
For commercial use
0
85
° C
For industrial use
40
100
° C
tR
Input rise time
40
ns
tF
Input fall time
40
ns
Table 29. APEX 20K 5.0-V Tolerant Device DC Operating Conditions (Part 1 of 2)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VIH
High-level input voltage
1.7, 0.5
× V
CCIO
5.75
V
VIL
Low-level input voltage
–0.5
0.8, 0.3
× V
CCIO
V
VOH
3.3-V high-level TTL output
voltage
IOH = –8 mA DC,
2.4
V
3.3-V high-level CMOS output
voltage
IOH = –0.1 mA DC,
VCCIO – 0.2
V
3.3-V high-level PCI output voltage IOH = –0.5 mA DC,
VCCIO = 3.00 to 3.60 V (9) 0.9
× V
CCIO
V
2.5-V high-level output voltage
IOH = –0.1 mA DC,
2.1
V
IOH = –1 mA DC,
2.0
V
IOH = –2 mA DC,
1.7
V