afs600 Actel Corporation, afs600 Datasheet - Page 214

• Manufacturer Part Number: afs600
• Description: Actel Fusion Programmable System Chips Mixed-signal Family With Optional Arm Support
• Manufacturer: Actel Corporation

Figure 2-135 • Input DDR Timing Diagram
Table 2-177 • Input DDR Propagation Delays
2 -2 0 0
Parameter
t
t
t
t
t
t
t
t
t
t
t
F
Note: For the derating values at specific junction temperature and voltage supply levels, refer to
DDRICLKQ1
DDRICLKQ2
DDRISUD
DDRIHD
DDRICLR2Q1
DDRICLR2Q2
DDRIREMCLR
DDRIRECCLR
DDRIWCLR
DDRICKMPWH
DDRICKMPWL
DDRIMAX
Actel Fusion Programmable System Chips
Timing Characteristics
CLK
Data
CLR
Out_QF
Out_QR
Commercial-Case Conditions: T
t
Clock-to-Out Out_QR for Input DDR
Clock-to-Out Out_QF for Input DDR
Data Setup for Input DDR
Data Hold for Input DDR
Asynchronous Clear-to-Out Out_QR for Input DDR
Asynchronous Clear-to-Out Out_QF for Input DDR
Asynchronous Clear Removal Time for Input DDR
Asynchronous Clear Recovery Time for Input DDR
Asynchronous Clear Minimum Pulse Width for Input DDR
Clock Minimum Pulse Width HIGH for Input DDR
Clock Minimum Pulse Width LOW for Input DDR
Maximum Frequency for Input DDR
t
1
DDRICLR2Q1
DDRICLR2Q2
t
DDRIREMCLR
2
3
t
DDRICLKQ1
J
= 70°C, Worst-Case V
Description
4
A d v a n c e d v 1 . 4
2
3
5
CC
= 1.425 V
t
DDRICLKQ2
t
DDRISUD
6
4
5
Table 3-7 on page
0.39
0.27
0.28
0.00
0.57
0.46
0.00
0.22
0.22
0.36
0.32
7
–2
t
DDRIHD
0.53
0.00
0.44
0.31
0.32
0.00
0.65
0.25
0.25
0.41
0.37
–1
t
DDRIRECCLR
6
8
7
3-9.
Std.
0.52
0.37
0.38
0.00
0.76
0.62
0.00
0.30
0.30
0.48
0.43
9
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns