ep1s25 Altera Corporation, ep1s25 Datasheet - Page 80

• Manufacturer Part Number: ep1s25
• Description: Stratix Device Family Data Sheet
• Manufacturer: Altera Corporation

Digital Signal Processing Block
Figure 2–36. 36 × 36 Multiply Mode
Notes to
(1)
(2)
2–66
Stratix Device Handbook, Volume 1
These signals are not registered or registered once to match the pipeline.
These signals are not registered, registered once, or registered twice for latency to match the pipeline.
A[35..18]
B[35..18]
A[35..18]
B[35..18]
A[17..0]
B[17..0]
B[17..0]
A[17..0]
Figure
2–36:
ENA
ENA
ENA
ENA
ENA
ENA
ENA
ENA
D
D
D
D
D
D
D
D
CLRN
CLRN
CLRN
CLRN
CLRN
CLRN
CLRN
CLRN
Q
Q
Q
Q
Q
Q
Q
Q
signa (1)
signb (1)
clock
aclr
ena
ENA
ENA
ENA
ENA
D
D
D
D
CLRN
CLRN
CLRN
CLRN
Q
Q
Q
Q
signa (2)
signb (2)
Multiplier
36 × 36
Adder
D
ENA
CLRN
Q
Altera Corporation
Data Out
July 2005