EP4SGX360KF40C4N Datasheet, PDF (16/82 Pages) Altera Corporation – Device Datasheet and Addendum for Stratix IV Devices

Chapter 1: DC and Switching Characteristics for Stratix IV Devices
1–8
Electrical Characteristics
Bus Hold Specifications
Table 1–10 lists the Stratix IV device family bus hold specifications.
Table 1–10. Bus Hold Parameters
Parameter Symbol Conditions
1.2 V
1.5 V
V_CCIO
1.8 V
2.5 V
3.0 V
Unit
Low
sustaining
current
High
sustaining
current
Low
overdrive
current
High
overdrive
current
Bus-hold
trip point
I_SUSL
I_SUSH
I_ODL
I_ODH
V_TRIP
Min Max Min Max Min Max Min Max Min Max
V_IN > V_{IL 22.5 — 25.0 — 30.0 — 50.0 — 70.0 — µA}
(maximum)
V_IN < V_{IH -22.5 — -25.0 — -30.0 — -50.0 — -70.0 — µA}
(minimum)
0V < V_IN <
V_CCIO
—
120
—
160
—
200
—
300
—
500 µA
0V < V_IN <
V_CCIO
— -120 — -160 — -200 — -300 — -500 µA
—
0.45 0.95 0.50 1.00 0.68 1.07 0.70 1.70 0.80 2.00 V
On-Chip Termination (OCT) Specifications
If you enable OCT calibration, calibration is automatically performed at power-up for
I/Os connected to the calibration block. Table 1–11 lists the Stratix IV OCT
termination calibration accuracy specifications.
Table 1–11. OCT Calibration Accuracy Specifications for Stratix IV Devices (Part 1 of 2) ⁽¹⁾
Symbol
Description
Conditions
25- R_S ⁽²⁾
3.0, 2.5, 1.8, 1.5, 1.2
50- R_S
3.0, 2.5, 1.8, 1.5, 1.2
50- R_T
2.5, 1.8, 1.5, 1.2
20- , 40- , and
60- R_S ⁽³⁾
3.0, 2.5, 1.8, 1.5, 1.2
Internal series termination
with calibration (25-
setting)
Internal series termination
with calibration (50-
setting)
Internal parallel termination
with calibration (50-
setting)
Expanded range for internal
series termination with
calibration (20- , 40- and
60- R_S setting)
V_CCIO = 3.0, 2.5, 1.8,
1.5, 1.2 V
V_CCIO = 3.0, 2.5, 1.8,
1.5, 1.2 V
V_CCIO = 2.5, 1.8, 1.5,
1.2 V
V_CCIO = 3.0, 2.5, 1.8,
1.5, 1.2 V
Calibration Accuracy
Unit
C2
C3,I3, M3 C4,I4
±8
±8
±8
%
±8
±8
±8
%
± 10
± 10
± 10 %
± 10
± 10
± 10 %
January 2014 Altera Corporation
Stratix IV Device Handbook
Volume 4: Device Datasheet and Addendum