m1a3pe1500 Actel Corporation, m1a3pe1500 Datasheet - Page 32

• Manufacturer Part Number: m1a3pe1500
• Description: Proasic3e Flash Family Fpgas With Optional Soft Arm Support
• Manufacturer: Actel Corporation

ProASIC3E DC and Switching Characteristics
2 -2 0
Detailed I/O DC Characteristics
Table 2-18 • Input Capacitance
Table 2-19 • I/O Output Buffer Maximum Resistances
Symbol
C
C
Standard
3.3 V LVTTL / 3.3 V LVCMOS
2.5 V LVCMOS
1.8 V LVCMOS
1.5 V LVCMOS
3.3 V PCI/PCI-X
3.3 V GTL
2.5 V GTL
3.3 V GTL+
2.5 V GTL+
HSTL (I)
Notes:
1. These maximum values are provided for informational reasons only. Minimum output buffer
2. R
3. R
IN
INCLK
resistance values depend on V
board design considerations 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)
Input capacitance
Input capacitance on the clock pin
= (V
= (V
CCImax
OLspec
Definition
– V
) / I
OHspec
OLspec
Per PCI/PCI-X specification
CCI
) / I
, drive strength selection, temperature, and process. For
Drive Strength
v1.2
OHs pe c
12 mA
16 mA
24 mA
12 mA
16 mA
24 mA
12 mA
16 mA
12 mA
25 mA
25 mA
35 mA
33 mA
4 mA
8 mA
4 mA
8 mA
2 mA
4 mA
6 mA
8 mA
2 mA
4 mA
6 mA
8 mA
8 mA
1
V
V
IN
IN
= 0, f = 1.0 MHz
= 0, f = 1.0 MHz
Conditions
R
PULL-DOWN
100
100
200
100
200
100
50
25
17
11
50
25
20
11
50
50
20
20
67
33
33
25
11
14
12
15
50
(Ω)
Min.
2
R
Max.
PULL-UP
8
8
300
150
200
100
225
112
224
112
75
50
33
50
40
22
56
56
22
22
75
37
37
75
50
–
–
–
–
Units
(Ω)
pF
pF
3