EP1S20F484C6N Altera, EP1S20F484C6N Datasheet - Page 860
![IC STRATIX FPGA 20K LE 484-FBGA](/photos/6/72/67258/544-484-fbga_sml.jpg)
EP1S20F484C6N
Manufacturer Part Number
EP1S20F484C6N
Description
IC STRATIX FPGA 20K LE 484-FBGA
Manufacturer
Altera
Series
Stratix®r
Datasheet
1.EP1S10F484I6N.pdf
(864 pages)
Specifications of EP1S20F484C6N
Number Of Logic Elements/cells
18460
Number Of Labs/clbs
1846
Total Ram Bits
1669248
Number Of I /o
361
Voltage - Supply
1.425 V ~ 1.575 V
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 85°C
Package / Case
484-FBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Number Of Gates
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
EP1S20F484C6N
Manufacturer:
ALTERA
Quantity:
534
- Current page: 860 of 864
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1.5-V Regulator Application Examples
14–20
Stratix Device Handbook, Volume 2
Output voltage requirements
Supply voltages
Supply variance from Linear Technology data sheet
Estimated I
Estimated I
Total user-mode current consumption
Table 14–8. Voltage Regulator Selection Process for EP1C12F324C Design (Part 1 of 2)
Use Cyclone Power Calculator
Use Cyclone Power Calculator (not applicable in this example
because V
I
C C
= I
C C I N T
C C I N T
C C I O
C C I O
+ I
if regulator powers V
C C I O
= 3.3 V)
Synchronous Switching Regulator Example
This example shows a worst-case scenario for power consumption where
the design uses all the LEs and RAM.
requirements for 1.5-V design using a Cyclone EP1C12 FPGA.
Table 14–8
voltage regulator.
Output voltage precision requirement
Supply voltages available on the board
Voltage supply output current available for this
section (I
Variance of board supply (V
f
Average tog
Average tog
Utilization
Output and bidirectional pins
V
V
Efficiency
MAX
Table 14–7. Design Requirements for the Example EP1C12F324C
CCIO
CCINT
supply level
supply level
C C I O
I N , D C ( M A X )
uses the checklist on
IO
LC
Design Requirement
)
IN
)
page 14–9
Table 14–7
Supply variance = ±5%
to help select the appropriate
V
IN
shows the design
OR V
3.3 V
2 A
150 MHz
12.5%
12.5%
100%
125
3.3 V
1.5 V
5%
5%
90%
I
CCINT
V
I
CCIO
OUT
I
C C
CC
Altera Corporation
= 1.5 V
= 3.3 V
= 620 mA
= N/A
= 620 mA
Value
January 2005
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