2–12
Chapter 2: Device Datasheet for Cyclone V Devices
Electrical Characteristics
Table 2–16. Single-Ended SSTL and HSTL I/O Standards Signal Specifications for Cyclone V Devices—Preliminary (Part
2 of 2)
VIL(DC) (V)
Max
VREF – 0.85 VREF + 0.85
VIH(DC) (V)
VIL(AC) (V)
Max
VIH(AC) (V)
Min
VOL (V)
VOH (V)
I/O
Iol
Ioh
Standard
(mA)
(mA)
Min
Min
Max
Max
TBD (1)
Min
TBD (1)
SSTL 125
—
—
VREF – 0.15 VREF + 0.15
TBD (1) TBD (1)
HSTL-18
Class I
—
—
—
—
V
V
V
V
REF – 0.1
REF – 0.1
REF – 0.1
REF – 0.1
VREF + 0.1
VREF + 0.1
VREF + 0.1
VREF + 0.1
—
—
—
—
VREF – 0.2
VREF – 0.2
VREF – 0.2
VREF – 0.2
VREF + 0.2
VREF + 0.2
VREF + 0.2
VREF + 0.2
0.4
0.4
0.4
0.4
VCCIO – 0.4
VCCIO – 0.4
VCCIO – 0.4
VCCIO – 0.4
8
16
8
–8
–16
–8
HSTL-18
Class II
HSTL-15
Class I
HSTL-15
Class II
16
8
–16
–8
HSTL-12
Class I
–0.1
5
V
REF – 0.08 VREF + 0.08 VCCIO + 0.15 VREF – 0.15 VREF + 0.15 0.25 x VCCIO 0.75 x VCCIO
VREF – 0.08 VREF + 0.08 VCCIO + 0.15 VREF – 0.15 VREF + 0.15 0.25 x VCCIO 0.75 x VCCIO
VREF – 0.13 VREF + 0.13 VREF – 0.22 VREF + 0.22 0.1 x VCCIO 0.9 x VCCIO
HSTL-12
Class II
–0.1
5
16
–16
TBD
TBD
HSUL-12
—
—
(1)
(1)
Note to Table 2–16:
(1) Pending silicon characterization.
Table 2–17. Differential SSTL I/O Standards for Cyclone V Devices—Preliminary
V
CCIO (V)
VSWING(DC) (V)
Min Max
VX(AC) (V)
Typ
VSWING(AC) (V)
VOX(AC) (V)
Typ Max
I/O
Standard
Min Typ Max
Min
Max
Min
Max
Min
SSTL-2
Class I, II
VCCIO
0.6
+
VCCIO/2
– 0.2
VCCIO/2
+ 0.2
VCCIO VCCIO/2
+ 0.6 – 0.15
VCCIO/2
+ 0.15
2.375 2.5 2.625 0.3
1.71 1.8 1.89 0.25
1.425 1.5 1.575 0.2
—
0.62
—
V
CCIO/2
–
V
CCIO/2
–
VCCIO/2
+
0.125
SSTL-18
Class I, II
VCCIO
0.6
+
VCCIO/2
+ 0.175
VCCIO
+ 0.6
—
0.5
—
0.175
0.125
SSTL-15
Class I, II
–0.2
–0.2
—
-0.15
—
0.15
–0.35 0.35
—
VCCIO/2
—
—
VREF
–
VREF
+
TBD
TBD
VREF
– 0.15
VREF
+ 0.15
SSTL 135 1.283 1.35 1.45
SSTL 125 1.19 1.25 1.31
0.2
VCCIO/2
VCCIO/2
(1)
(1)
0.135
0.135
TBD
TBD
TBD
TBD
TBD
TBD
TBD
—
(1)
(1)
(1)
(1)
(1)
(1)
(1)
Note to Table 2–17:
(1) Pending silicon characterization.
Cyclone V Device Handbook
February 2012 Altera Corporation
Volume 1: Device Overview and Datasheet