Timing Specifications
Table 5–15. Cyclone II Performance (Part 2 of 4)
Resources Used
Performance (MHz)
–7 –7
Speed Speed
Grade Grade
M4K
LEs Memory
Blocks
–6
Speed
Grade
–8
Speed
Grade
Applications
DSP
Blocks
(6)
(7)
Memory Simple dual-port RAM 128 × 36 bit
0
0
1
1
1
1
1
0
0
0
0
0
235.29 194.93 163.13 163.13
235.29 194.93 163.13 163.13
235.29 194.93 163.13 163.13
M4K
(3), (5)
block
True dual-port RAM 128 × 18 bit
(3), (5)
FIFO 128 × 16 bit
(5)
32
0
Simple dual-port RAM 128 × 36 bit
(4),(5)
210.08
195.0 163.02 163.02
True dual-port RAM 128x18 bit
0
163.02 163.02 163.02 163.02
(4),(5)
DSP
block
9 × 9-bit multiplier (2)
0
0
0
0
1
1
8
4
9
260.01 216.73 180.57 180.57
260.01 216.73 180.57 180.57
182.74 147.47 127.74 122.98
153.56 131.25 110.44 110.57
18 × 18-bit multiplier (2)
18-bit, 4 tap FIR filter
113
52
0
Larger
Designs
8-bit, 16 tap parallel FIR filter
0
8-bit, 1024 pt, Streaming,
3 Mults/5 Adders FFT function
3191
22
235.07
235.07
235.07
195.0 147.51 163.02
8-bit, 1024 pt, Streaming,
4 Mults/2 Adders FFT function
3041
1056
22
5
12
3
195.0 146.3 163.02
8-bit, 1024 pt, Single Output,
1 Parallel FFT Engine, Burst,
3 Mults/5 Adders FFT function
195.0 147.84 163.02
195.0 149.99 163.02
195.0 149.61 163.02
195.0 149.34 163.02
195.0 148.21 163.02
8-bit, 1024 pt, Single Output,
1 Parallel FFT Engine, Burst,
4 Mults/2 Adders FFT function
1006
1857
1757
2550
5
4
6
8
9
235.07
200.0
8-bit, 1024 pt, Single Output,
2 Parallel FFT Engines, Burst,
3 Mults/5 Adders FFT function
10
10
10
8-bit, 1024 pt, Single Output,
2 Parallel FFT Engines, Burst,
4 Mults/2 Adders FFT function
200.0
8-bit, 1024 pt, Quad Output,
1 Parallel FFT Engine, Burst,
3 Mults/5 Adders FFT function
235.07
5–16
Altera Corporation
February 2008
Cyclone II Device Handbook, Volume 1