EP1S40B956C5 Altera, EP1S40B956C5 Datasheet - Page 555

• 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: -

Architecture
Altera Corporation
July 2005
The DSP block consists of the following elements:
■
■
■
■
■
■
Multiplier Block
Each multiplier block has input registers, a multiplier stage, and a
pipeline register. See
Figure 6–3. Multiplier Block Architecture
Data B
Data A
A multiplier block
An adder/subtractor/accumulator block
A summation block
An output interface
Output registers
Routing and control signals
shiftoutb
shiftinb
shiftina
shiftouta
Figure
ENA
ENA
D
D
CLRN
CLRN
clock[3..0]
Q
Q
ena[3..0]
aclr[3..0]
6–3.
signa
signb
DSP Blocks in Stratix & Stratix GX Devices
Stratix Device Handbook, Volume 2
ENA
D
CLRN
Q
Data Out
to Adder
Blocks
6–5