EP3C25F256C8N Altera, EP3C25F256C8N Datasheet - Page 51
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EP3C25F256C8N
Manufacturer Part Number
EP3C25F256C8N
Description
IC CYCLONE III FPGA 25K 256-FBGA
Manufacturer
Altera
Series
Cyclone® IIIr
Datasheets
1.EP3C5F256C8N.pdf
(5 pages)
2.EP3C5F256C8N.pdf
(34 pages)
3.EP3C5F256C8N.pdf
(66 pages)
4.EP3C5F256C8N.pdf
(14 pages)
5.EP3C5F256C8N.pdf
(76 pages)
Specifications of EP3C25F256C8N
Number Of Logic Elements/cells
24624
Number Of Labs/clbs
1539
Total Ram Bits
608256
Number Of I /o
156
Voltage - Supply
1.15 V ~ 1.25 V
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 85°C
Package / Case
256-FBGA
For Use With
544-2601 - KIT DEV CYCLONE III LS EP3CLS200544-2411 - KIT DEV NIOS II CYCLONE III ED.544-2370 - KIT STARTER CYCLONE III EP3C25
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Number Of Gates
-
Other names
544-2077
EP3C25F256C8NES
EP3C25F256C8NES
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
EP3C25F256C8N
Manufacturer:
ALTERA
Quantity:
1
Part Number:
EP3C25F256C8N
Manufacturer:
ALTERA/阿尔特拉
Quantity:
20 000
Chapter 2: Cyclone III LS Device Data Sheet
Electrical Characteristics
© December 2009
Altera Corporation
Equation 2–1.
ΔR
ΔR
For ΔR
For ΔR
MF = MF
R
Notes to
(1) T
(2) T
(3) MF is multiplication factor.
(4) R
(5) R
(6) Subscript × refers to both
(7) ΔR
(8) ΔR
(9) dR/dT is the percentage change of resistance with temperature.
(10) dR/dV is the percentage change of resistance with voltage.
(11) V
(12) V
Example 2–1
25°C at 3.0 V to 85°C at 3.15 V.
Example 2–1.
ΔR
ΔR
Because ΔR
MF
Because ΔR
MF
MF = 0.963 × 1.157 = 1.114
R
Pin Capacitance
Table 2–9
Table 2–9. Cyclone III LS Devices Pin Capacitance (Part 1 of 2)
C
C
C
final
final
Symbol
IOTB
IOLR
LV DSLR
V
T
V
T
V
T
= 15.72/100 + 1 = 1.157
= (V
= (T
= R
= (3.15 – 3) × 1000 × –0.026 = –3.83
= (85 – 25) × 0.262 = 15.72
= 1 / (3.83/100 + 1) = 0.963
= 50 × 1.114 = 55.71 Ω
2
1
2
1
final
initial
is the final temperature.
is the initial temperature.
is final voltage.
is the initial voltage.
T
x
x
V
initial
Equation
is variation of resistance with temperature.
< 0; MF
> 0; MF
is variation of resistance with voltage.
2
is final resistance.
2
V
is initial resistance.
– T
– V
× MF
lists the pin capacitance for Cyclone III LS devices.
× MF –––––
V
T
Input capacitance on top/bottom I/O pins
Input capacitance on left/right I/O pins
Input capacitance on left/right I/O pins with true LVDS
output
1
is negative,
is positive,
1
) × dR/dT –––––
) × 1000 × dR/dV –––––
T
x
x
shows you how to calculate the change of 50 Ω I/O impedance from
–––––
2–1:
(Note
= 1/ (|ΔR
= ΔR
x
/100 + 1 –––––
1), (2), (3), (4), (5),
(11)
(12)
x
V
|/100 + 1) –––––
and
(8)
T
.
Parameter
(10)
(7)
(6)
(9)
Cyclone III Device Handbook, Volume 2
Typical –
QFP
7
7
8
Typical –
FBGA
6
5
7
Unit
pF
pF
pF
2–7