EP1S40B956C5 Altera, EP1S40B956C5 Datasheet - Page 79

• 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: -

Figure 2–30. DSP Block Diagram for 18 × 18-Bit Configuration
Altera Corporation
July 2005
Optional Serial
Shift Register
Outputs to
Next DSP Block
in the Column
Optional Serial Shift Register
Inputs from Previous
DSP Block
D
D
ENA
D
ENA
D
ENA
D
ENA
D
ENA
D
ENA
D
ENA
ENA
CLRN
CLRN
CLRN
CLRN
CLRN
CLRN
CLRN
CLRN
Q
Q
Q
Q
Q
Q
Q
Q
Multiplier Stage
Optional Input Register
Stage with Parallel Input or
Shift Register Configuration
D
ENA
D
ENA
D
ENA
D
ENA
CLRN
CLRN
CLRN
CLRN
Q
Q
Q
Q
Optional Stage Configurable
as Accumulator or Dynamic
Adder/Subtractor
Optional Pipeline
Register Stage
Accumulator
Accumulator
Subtractor/
Subtractor/
Adder/
Adder/
1
2
Summation Stage
for Adding Four
Multipliers Together
Stratix Device Handbook, Volume 1
Summation
Output Selection
Multiplexer
to MultiTrack
Interconnect
Stratix Architecture
Optional Output
Register Stage
2–55