A1280DX-1CQB ACTEL [Actel Corporation], A1280DX-1CQB Datasheet - Page 41

• Manufacturer Part Number: A1280DX-1CQB
• Description: Integrator Series FPGAs: 1200XL and 3200DX Families
• Manufacturer: ACTEL [Actel Corporation]

I n t e g r a t o r S e r i e s F PG A s : 1 2 0 0 X L a n d 3 2 0 0 D X F a m i l i e s
A 3 2 10 0 D X T i m i n g C h a ra c te r i s t i c s
(Worst-Case Commercial Conditions V
Parameter
Logic Module Timing
Synchronous SRAM Operations
t
t
t
t
t
t
t
t
t
t
t
t
Asynchronous SRAM Operations
t
t
t
t
t
t
t
t
t
RC
WC
RCKHL
RCO
ADSU
ADH
RENSU
RENH
WENSU
WENH
BENS
BENH
RPD
RDADV
ADSU
ADH
RENSUA
RENHA
WENSU
WENH
DOH
Description
Read Cycle Time
Write Cycle Time
Clock High/Low Time
Data Valid After Clock High/Low
Address/Data Set-Up Time
Address/Data Hold Time
Read Enable Set-Up
Read Enable Hold
Write Enable Set-Up
Write Enable Hold
Block Enable Set-Up
Block Enable Hold
Asynchronous Access Time
Read Address Valid
Address/Data Set-Up Time
Address/Data Hold Time
Read Enable Set-Up to Address Valid
Read Enable Hold
Write Enable Set-Up
Write Enable Hold
Data Out Hold Time
Min.
0.57
‘–3 Speed
6.4
6.4
3.2
1.5
0.0
0.6
3.2
2.6
0.0
2.6
0.0
8.3
1.5
0.0
3.2
2.6
0.0
Discontinued – v3.0
CC
= 4.75 V, T
Max.
3.2
7.7
1.1
(continued)
Min.
7.5
7.5
3.8
1.8
0.0
0.7
3.8
3.0
0.0
3.1
0.0
9.8
1.8
0.0
0.7
3.8
3.0
0.0
‘–2 Speed
Max.
1.35
3.8
9.0
J
= 70°C)
Min.
11.1
‘–1’ Speed
8.5
8.5
4.3
2.0
0.0
0.8
4.3
3.4
0.0
3.5
0.0
2.0
0.0
0.8
4.3
3.4
0.0
Max.
10.2
4.3
1.5
Min.
‘Std’ Speed
10.0
10.0
13.0
5.0
2.4
0.0
0.9
5.0
4.0
0.0
4.1
0.0
2.4
0.0
0.9
5.0
4.0
0.0
Max.
12.0
5.0
1.8
Min.
14.3
14.3
18.6
‘–F’ Speed
7.1
3.4
0.0
1.3
7.1
5.7
0.0
5.8
0.0
3.4
0.0
1.3
7.1
5.7
0.0
Max.
17.2
7.1
2.6
Min.
11.7
11.7
15.2
5.9
2.8
0.0
1.0
5.9
4.7
0.0
4.8
0.0
2.8
0.0
1.0
5.9
4.7
0.0
3.3V ‘Std’
Speed
Max.
14.1
5.9
2.1
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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