A54SX08A-PQG208I Microsemi, A54SX08A-PQG208I Datasheet - Page 71

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

Table 2-40 • A54SX72A Timing Characteristics
Parameter
3.3 V PCI Output Module Timing
t
t
t
t
t
t
d
d
3.3 V LVTTL Output Module Timing
t
t
t
t
t
t
t
t
d
d
d
Notes:
1. All –3 speed grades have been discontinued.
2. Delays based on 10 pF loading and 25 Ω resistance.
3. To obtain the slew rate, substitute the appropriate Delta value, load capacitance, and the V
4. Delays based on 35 pF loading.
DLH
DHL
ENZL
ENZH
ENLZ
ENHZ
DLH
DHL
DHLS
ENZL
ENZLS
ENZH
ENLZ
ENHZ
TLH
THL
TLH
THL
THLS
Slew Rate [V/ns] = (0.1*V
where C
3
3
3
3
3
d
load
T[LH|HL|HLS]
(Worst-Case Commercial Conditions V
Data-to-Pad Low to High
Data-to-Pad High to Low
Enable-to-Pad, Z to L
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
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
Enable-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
2
CCI)
4
/ (C
load
* d
Min. Max. Min. Max. Min. Max. Min. Max. Min. Max.
–3 Speed
T[LH|HL|HLS]
CCA
= 2.25 V, V
0.025
0.015
0.025
0.015
0.053
10.3
15.8
2.3
2.5
1.4
2.3
2.5
2.5
3.2
3.2
2.2
3.2
2.9
3.2
1
)
v5.3
–2 Speed
CCI
= 3.0 V, T
0.015
0.015
0.053
0.03
11.9
18.9
0.03
2.7
2.9
1.7
2.7
2.8
2.9
3.7
3.7
2.6
3.7
3.3
3.7
–1 Speed
J
= 70°C)
0.015
0.015
0.067
0.03
13.5
21.3
0.03
3.0
3.2
1.9
3.0
3.2
3.2
4.2
4.2
2.9
4.2
3.7
4.2
CCI
Std. Speed
value into the following equation:
0.015
0.015
0.073
0.04
15.8
0.04
25.4
3.6
3.8
2.2
3.6
3.8
3.8
5.0
4.9
3.4
5.0
4.4
4.9
SX-A Family FPGAs
–F Speed
0.045 ns/pF
0.025 ns/pF
0.045 ns/pF
0.025 ns/pF
0.107 ns/pF
22.2
34.9
5.0
5.3
3.1
5.0
5.3
5.3
6.9
6.9
4.8
6.9
6.2
6.9
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
2-51