EP1SGX25CF672C5 Altera, EP1SGX25CF672C5 Datasheet - Page 123

• Manufacturer Part Number: EP1SGX25CF672C5
• Description: IC STRATIX GX FPGA 25KLE 672FBGA
• Manufacturer: Altera
• Series: Stratix® GXr

Specifications of EP1SGX25CF672C5

• Number Of Logic Elements/cells: 25660
• Number Of Labs/clbs: 2566
• Total Ram Bits: 1944576
• Number Of I /o: 455
• Voltage - Supply: 1.425 V ~ 1.575 V
• Mounting Type: Surface Mount
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 672-FBGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Number Of Gates: -

Figure 4–33. Adder/Output Blocks
Notes to
(1)
(2)
Altera Corporation
February 2005
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
4–33:
Accumulator1
Figure 4–33
Accumulator2
Subtractor/
Subtractor/
Adder/
Adder/
Note (1)
is in 18 × 18-bit mode. In 9 × 9-bit mode, there are four adder/subtractor
Summation
Accumulator Feedback
Accumulator Feedback
Stratix GX Device Handbook, Volume 1
Stratix GX Architecture
overflow0
overflow1
Output Selection
Multiplexer
Output
Register Block
4–57