EP1S40B956C5 Altera, EP1S40B956C5 Datasheet - Page 86
EP1S40B956C5
Manufacturer Part Number
EP1S40B956C5
Description
IC STRATIX FPGA 40K LE 956-BGA
Manufacturer
Altera
Series
Stratix®r
Datasheet
1.EP1S10F484I6N.pdf
(864 pages)
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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
EP1S40B956C5
Manufacturer:
ALTERA/阿尔特拉
Quantity:
20 000
- Current page: 86 of 864
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Digital Signal Processing Block
Figure 2–34. Adder/Output Blocks
Notes to
(1)
(2)
2–62
Stratix Device Handbook, Volume 1
accum_sload0 (2)
accum_sload1 (2)
Adder/output block shown in
blocks and two summation blocks.
These signals are either not registered, registered once, or registered twice to match the data path pipeline.
addnsub1 (2)
addnsub3 (2)
Figure
signa (2)
signb (2)
Result C
Result D
Result A
Result B
2–34:
Figure 2–34
Accumulator1
Accumulator2
Subtractor/
Subtractor/
Note (1)
Adder/
Adder/
is in 18
Summation
18-bit mode. In 9
Accumulator Feedback
Accumulator Feedback
9-bit mode, there are four adder/subtractor
Altera Corporation
overflow0
overflow1
Output Selection
Multiplexer
Output
Register Block
July 2005
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