agle600 Actel Corporation, agle600 Datasheet - Page 38

• Manufacturer Part Number: agle600
• Description: Iglooe Low-power Flash Fpgas With Flash*freeze Technology
• Manufacturer: Actel Corporation

IGLOOe DC and Switching Characteristics
Table 2-27 • I/O Output Buffer Maximum Resistances
Table 2-28 • I/O Weak Pull-Up/Pull-Down Resistances
2 -2 6
Standard
2.5 V GTL+
HSTL (I)
HSTL (II)
SSTL2 (I)
SSTL2 (II)
SSTL3 (I)
SSTL3 (II)
Notes:
1. These maximum values are provided for informational reasons only. Minimum output buffer resistance
2. R
3. R
V
3.3 V
2.5 V
1.8 V
1.5 V
1.2 V
Notes:
1. R
2. R
CCI
values depend on V
and detailed output buffer resistances, use the corresponding IBIS models located on the Actel website at
http://www.actel.com/techdocs/models/ibis.html.
(PULL-DOWN-MAX)
(PULL-UP-MAX)
(WEAK PULL-DOWN-MAX)
(WEAK PULL-UP-MAX)
Minimum and Maximum Weak Pull-Up/Pull-Down Resistance Values
= (V
= (V
CCImax
CCI
= (V
OLspec
, drive strength selection, temperature, and process. For board design considerations
= (V
CCImax
– V
Min.
OLspec
) / I
TBD
10 k
11 k
18 k
19 k
OHspec
– V
OLspec
R(
) / I
OHspec
) / I
(WEAK PULL-UP)
Drive Strength
WEAK PULL-DOWN-MIN
OHs pe c
(Ω)
) / I
33 mA
15 mA
15 mA
18 mA
14 mA
21 mA
8 mA
WEAK PULL-UP-MIN
A d v a n c e v 0. 3
1
Max.
TBD
45 k
55 k
70 k
90 k
1
(continued)
R
PULL-DOWN
15
50
25
27
13
44
18
Min.
TBD
10 k
12 k
17 k
19 k
(Ω)
R
2
(WEAK PULL-DOWN)
(Ω)
R
PULL-UP
50
25
31
15
69
32
2
Max.
110 k
140 k
TBD
–
45 k
74 k
(Ω)
3