EP3C25F256I7N Altera, EP3C25F256I7N Datasheet - Page 50

• Manufacturer Part Number: EP3C25F256I7N
• Description: IC CYCLONE III FPGA 25K 256 FBGA
• Manufacturer: Altera
• Series: Cyclone® IIIr

Specifications of EP3C25F256I7N

• 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-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: 544-2543

2–6
Cyclone III Device Handbook, Volume 2
OCT calibration is automatically performed at device power-up for OCT enabled
I/Os.
Table 2–7
Table 2–7. Cyclone III LS Devices Series OCT with Calibration at Device Power-Up Specifications
OCT resistance may vary with the variation of temperature and voltage after
power-up calibration. Use
resistance considering the variations after power-up calibration.
Table 2–8
temperature.
Table 2–8. Cyclone III LS Devices OCT Variation After Calibration at Device Power-Up
Series Termination with
power-up calibration
Note to
(1) Use this table to calculate the final OCT resistance with the variation of temperature and voltage.
Description
Nominal Voltage
Table
lists the OCT calibration accuracy at device power-up.
lists the percentage change of the OCT resistance with voltage and
2–8:
3.0
2.5
1.8
1.5
1.2
V
CCIO
Table 2–8
3.0
2.5
1.8
1.5
1.2
(V)
Commercial Max
and
dR/dT (%/°C)
0.262
0.234
0.219
0.199
0.161
Equation 2–1
±10
±10
±10
±10
±10
Calibration Accuracy
Chapter 2: Cyclone III LS Device Data Sheet
to determine the final OCT
© December 2009 Altera Corporation
Industrial Max
±10
±10
±10
±10
±10
dR/dV (%/mV)
Electrical Characteristics
–0.026
–0.039
–0.086
–0.136
–0.288
(Note 1)
Unit
%
%
%
%
%