EP3C25U256I7 Altera, EP3C25U256I7 Datasheet - Page 18

• Manufacturer Part Number: EP3C25U256I7
• Description: IC CYCLONE III FPGA 25K 256 UBGA
• Manufacturer: Altera
• Series: Cyclone® IIIr

Specifications of EP3C25U256I7

• 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: -40°C ~ 100°C
• Package / Case: 256-UBGA
• Family Name: Cyclone III
• Number Of Logic Blocks/elements: 24624
• # I/os (max): 156
• Frequency (max): 437.5MHz
• Process Technology: 65nm
• Operating Supply Voltage (typ): 1.2V
• Logic Cells: 24624
• Ram Bits: 608256
• Operating Supply Voltage (min): 1.15V
• Operating Supply Voltage (max): 1.25V
• Operating Temp Range: -40C to 100C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 256
• Package Type: UFBGA
• For Use With: 544-2370 - KIT STARTER CYCLONE III EP3C25
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Number Of Gates: -
• Lead Free Status / Rohs Status: Not Compliant

1–8
Cyclone III Device Handbook, Volume 2
Table 1–7
Table 1–7. Cyclone III Devices Series OCT with Calibration at Device Power-Up Specifications
The OCT resistance may vary with the variation of temperature and voltage after
calibration at device power-up. Use
OCT resistance considering the variations after calibration at device power-up.
Table 1–8
temperature.
Table 1–8. Cyclone III Devices OCT Variation After Calibration at Device Power-Up
Equation 1–1.
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 change percentage of resistance with temperature after calibration at device power-up.
(10) dR/dV is the change percentage of resistance with voltage after calibration at device power-up.
(11) V
(12) V
Series OCT with
calibration at device
power-up
final
V
T
= (T
= R
= (V
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
Description
initia l
Equation
is variation of resistance with temperature.
Nominal Voltage
< 0; MF
> 0; MF
is variation of resistance with voltage.
2
2
is final resistance.
V
is initial resistance.
– T
– V
× MF
× MF –––––
lists the OCT calibration accuracy at device power-up.
lists the change percentage of the OCT resistance with voltage and
1
1
) × dR/dT –––––
) × 1000 × dR/dV –––––
T
3.0
2.5
1.8
1.5
1.2
x
x
–––––
= 1/ (|ΔR
1–1:
(Note
= ΔR
x
/100 + 1 –––––
1), (2), (3), (4), (5),
(11)
(12)
x
|/100 + 1) –––––
V
and
V
(8)
CCIO
T
3.0
2.5
1.8
1.5
1.2
.
(V)
(10)
(7)
Commercial Max
Table 1–8
(6)
(9)
dR/dT (%/°C)
0.262
0.234
0.219
0.199
0.161
±10
±10
±10
±10
±10
and
Calibration Accuracy
Equation 1–1
Industrial and Automotive
Chapter 1: Cyclone III Device Data Sheet
© January 2010 Altera Corporation
Max
±10
±10
±10
±10
±10
to determine the final
dR/dV (%/mV)
Electrical Characteristics
–0.026
–0.039
–0.086
–0.136
–0.288
Unit
%
%
%
%
%