EP1S40B956C5 Altera, EP1S40B956C5 Datasheet - Page 636

• Manufacturer Part Number: EP1S40B956C5
• Description: IC STRATIX FPGA 40K LE 956-BGA
• Manufacturer: Altera
• Series: Stratix®r

Specifications of EP1S40B956C5

• Number Of Logic Elements/cells: 41250
• Number Of Labs/clbs: 4125
• Total Ram Bits: 3423744
• Number Of I /o: 683
• Voltage - Supply: 1.425 V ~ 1.575 V
• Mounting Type: Surface Mount
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 956-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Number Of Gates: -

Discrete Cosine Transform (DCT)
7–58
Stratix Device Handbook, Volume 2
Figure 7–36. Details on the Implementation of the Multiply-Addition Operation
in Stage 4 of the 1-D DCT Algorithm
Note to
(1)
DCT Implementation Results
Table 7–18
precision, as shown in
DCT Design Example
Download the 2-D convolutional filter (d_dct.zip) design example from
the Design Examples section of the Altera web site at www.altera.com.
Part
Utilization
Performance
Latency
Table 7–18. 2-D DCT Implementation Results
Referring to
matrix coefficient. C
Figure
DSP Block - Four-Multipliers Adder Mode (18-bit)
C
S3
C
S3
C
S3
C
S3
shows the results of implementing a 2-D DCT with 18-bit
m4
m2
m3
m1
2
3
4
1
7–36:
Figure
7–33. S3
x
EP1S20F780
Lcell: 1717/18460 (9%)
DSP Block 9-bit element: 18/80 (22%)
Memory bits: 2816/1669248 (<1%)
165 MHz
80 clock cycles
= cos (x /16).
Figure
n
is an output from stage 3 of the DCT and C
7–35.
Altera Corporation
September 2004
y
k
mn
is a