EP1S40B956C5 Altera, EP1S40B956C5 Datasheet - Page 418
EP1S40B956C5
Manufacturer Part Number
EP1S40B956C5
Description
IC STRATIX FPGA 40K LE 956-BGA
Manufacturer
Altera
Series
Stratix®r
Datasheet
1.EP1S10F484I6N.pdf
(864 pages)
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
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
EP1S40B956C5
Manufacturer:
ALTERA/阿尔特拉
Quantity:
20 000
- Current page: 418 of 864
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DDR Memory Support Overview
Figure 3–11. Extending the OE Disable by Half-a-Clock Cycle for a Write Transaction
Note to
(1)
3–22
Stratix Device Handbook, Volume 2
from System Clock)
−90° phase shifted
The waveform reflects the software simulation result. The OE signal is an active low on the device. However, the
Quartus II software implements this signal as an active high and automatically adds an inverter before the A
register D input.
(outclock for DQS)
(from logic array)
(from logic array)
(from logic array)
(from logic array)
(outclock for DQ,
Figure
System clock
OE for DQS
Write Clock
OE for DQ
datain_h
datain_l
DQS
3–11:
DQ
90˚
Figures 3–12
DQS signals.
and
by Half
a Clock
Delay
Cycle
3–13
summarize the IOE registers used for the DQ and
Preamble
D0
D1
D0
D1
D2
D2
D3
Note (1)
Altera Corporation
D3
Postamble
June 2006
OE
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