Table 2-20 A54SX08A Timing Characteristics (Worst-Case Commercial Conditions V
鍙冩暩(sh霉)璩囨枡
鍨嬭櫉锛� A54SX08A-PQG208A
寤犲晢锛� Microsemi SoC
鏂囦欢闋佹暩(sh霉)锛� 49/108闋�
鏂囦欢澶у皬锛� 0K
鎻忚堪锛� IC FPGA SX 12K GATES 208-PQFP
妯欐簴鍖呰锛� 24
绯诲垪锛� SX-A
LAB/CLB鏁�(sh霉)锛� 768
杓稿叆/杓稿嚭鏁�(sh霉)锛� 130
闁€鏁�(sh霉)锛� 12000
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瀹夎椤炲瀷锛� 琛ㄩ潰璨艰
宸ヤ綔婧害锛� -40°C ~ 125°C
灏佽/澶栨锛� 208-BFQFP
渚涙噳鍟嗚ō鍌欏皝瑁濓細 208-PQFP锛�28x28锛�
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SX-A Family FPGAs
v5.3
2-25
Table 2-20 A54SX08A Timing Characteristics
(Worst-Case Commercial Conditions VCCA = 2.25 V, VCCI = 4.75 V, TJ = 70掳C)
Parameter
Description
鈥�2 Speed
鈥�1 Speed
Std. Speed
鈥揊 Speed
Units
Min.
Max.
Min.
Max.
Min.
Max.
Min.
Max.
5 V PCI Output Module Timing1
tDLH
Data-to-Pad Low to High
2.4
2.8
3.2
4.5
ns
tDHL
Data-to-Pad High to Low
3.2
3.6
4.2
5.9
ns
tENZL
Enable-to-Pad, Z to L
1.5
1.7
2.0
2.8
ns
tENZH
Enable-to-Pad, Z to H
2.4
2.8
3.2
4.5
ns
tENLZ
Enable-to-Pad, L to Z
3.5
3.9
4.6
6.4
ns
tENHZ
Enable-to-Pad, H to Z
3.2
3.6
4.2
5.9
ns
dTLH
2
Delta Low to High
0.016
0.02
0.022
0.032
ns/pF
dTHL
2
Delta High to Low
0.03
0.032
0.04
0.052
ns/pF
5 V TTL Output Module Timing3
tDLH
Data-to-Pad Low to High
2.4
2.8
3.2
4.5
ns
tDHL
Data-to-Pad High to Low
3.2
3.6
4.2
5.9
ns
tDHLS
Data-to-Pad High to Low鈥攍ow slew
7.6
8.6
10.1
14.2
ns
tENZL
Enable-to-Pad, Z to L
2.4
2.7
3.2
4.5
ns
tENZLS
Enable-to-Pad, Z to L鈥攍ow slew
8.4
9.5
11.0
15.4
ns
tENZH
Enable-to-Pad, Z to H
2.4
2.8
3.2
4.5
ns
tENLZ
Enable-to-Pad, L to Z
4.2
4.7
5.6
7.8
ns
tENHZ
Enable-to-Pad, H to Z
3.2
3.6
4.2
5.9
ns
dTLH
Delta Low to High
0.017
0.023
0.031
ns/pF
dTHL
Delta High to Low
0.029
0.031
0.037
0.051
ns/pF
dTHLS
Delta High to Low鈥攍ow slew
0.046
0.057
0.066
0.089
ns/pF
Notes:
1. Delays based on 50 pF loading.
2. To obtain the slew rate, substitute the appropriate Delta value, load capacitance, and the VCCI value into the following equation:
Slew Rate [V/ns] = (0.1*VCCI 鈥� 0.9*VCCI)/ (Cload * dT[LH|HL|HLS])
where Cload is the load capacitance driven by the I/O in pF
dT[LH|HL|HLS] is the worst case delta value from the datasheet in ns/pF.
3. Delays based on 35 pF loading.
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