EP3C16F484A7N Altera, EP3C16F484A7N Datasheet - Page 63
EP3C16F484A7N
Manufacturer Part Number
EP3C16F484A7N
Description
Cyclone III
Manufacturer
Altera
Datasheet
1.EP3C16F484A7N.pdf
(274 pages)
Specifications of EP3C16F484A7N
Family Name
Cyclone III
Number Of Logic Blocks/elements
15408
# I/os (max)
346
Frequency (max)
437.5MHz
Process Technology
65nm
Operating Supply Voltage (typ)
1.2V
Logic Cells
15408
Ram Bits
516096
Operating Supply Voltage (min)
1.15V
Operating Supply Voltage (max)
1.25V
Operating Temp Range
-40C to 125C
Operating Temperature Classification
Automotive
Mounting
Surface Mount
Pin Count
484
Package Type
FBGA
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
EP3C16F484A7N
Manufacturer:
ALTERA
Quantity:
717
Part Number:
EP3C16F484A7N
Manufacturer:
ALTERA/阿尔特拉
Quantity:
20 000
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Chapter 4: Embedded Multipliers in the Cyclone III Device Family
Operational Modes
9-Bit Multipliers
Figure 4–4. 9-Bit Multiplier Mode
© December 2009
Data A 0 [8..0]
Data A 1 [8..0]
Data B 0 [8..0]
Data B 1 [8..0]
Altera Corporation
You can configure each embedded multiplier to support two 9 × 9 independent
multipliers for input widths of up to 9 bits.
Figure 4–4
multipliers.
All 9-bit multiplier inputs and results are independently sent through registers. The
multiplier inputs can accept signed integers, unsigned integers, or a combination of
both. Two 9 × 9 multipliers in the same embedded multiplier block share the same
signa and signb signal. Therefore, all the Data A inputs feeding the same
embedded multiplier must have the same sign representation. Similarly, all the
Data B inputs feeding the same embedded multiplier must have the same sign
representation.
shows the embedded multiplier configured to support two 9-bit
ENA
ENA
ENA
ENA
D
D
D
D
CLRN
CLRN
CLRN
CLRN
signa
signb
clock
Q
Q
Q
Q
ena
aclr
Embedded Multiplier
ENA
ENA
D
D
9 × 9 Multiplier
9 × 9 Multiplier
CLRN
CLRN
Q
Q
Cyclone III Device Handbook, Volume 1
Data Out 0 [17..0]
Data Out 1 [17..0]
4–7
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