A54SX08A-PQG208I Microsemi, A54SX08A-PQG208I Datasheet - Page 51

• Manufacturer Part Number: A54SX08A-PQG208I
• Description: Ic Fpga Sx 12k Gates 208-Pqfp
• Manufacturer: Microsemi

Table 2-25 • A54SX16A Timing Characteristics
Parameter
2.5 V LVCMOS Output Module Timing
t
t
t
t
t
t
t
t
d
d
d
Note:
1. All –3 speed grades have been discontinued.
2. Delays based on 35 pF loading.
3. The equivalent IO Attribute settings for 2.5 V LVCMOS is 2.5 V LVTTL in the software.
4. To obtain the slew rate, substitute the appropriate Delta value, load capacitance, and the V
DLH
DHL
DHLS
ENZL
ENZLS
ENZH
ENLZ
ENHZ
TLH
THL
THLS
Slew Rate [V/ns] = (0.1*V
where C
4
4
4
d
load
T[LH|HL|HLS]
(Worst-Case Commercial Conditions V
Data-to-Pad Low to High
Data-to-Pad High to Low
Data-to-Pad High to Low—low slew
Enable-to-Pad, Z to L
Data-to-Pad, Z to L—low slew
Enable-to-Pad, Z to H
Enable-to-Pad, L to Z
Enable-to-Pad, H to Z
Delta Low to High
Delta High to Low
Delta High to Low—low slew
is the load capacitance driven by the I/O in pF
is the worst case delta value from the datasheet in ns/pF.
Description
CCI
– 0.9*V
CCI)
/ (C
2, 3
load
* d
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max.
–3 Speed
T[LH|HL|HLS]
CCA
= 2.25 V, V
0.031
0.017
0.057
11.6
11.8
3.4
2.6
2.4
3.4
2.1
2.6
1
)
v5.3
–2 Speed
CCI
= 2.25 V, T
0.037
0.017
13.4
13.7
0.06
3.9
3.0
2.8
3.9
2.5
3.0
–1 Speed
J
= 70°C)
0.023
0.043
0.071
15.2
15.5
4.5
3.3
3.2
4.5
2.8
3.3
CCI
Std. Speed
value into the following equation:
0.051
0.023
0.086
17.9
18.2
5.2
3.9
3.7
5.2
3.3
3.9
SX-A Family FPGAs
–F Speed
0.071 ns/pF
0.037 ns/pF
0.117 ns/pF
25.0
25.5
7.3
5.5
5.2
7.3
4.7
5.5
Units
ns
ns
ns
ns
ns
ns
ns
ns
2-31