Chapter 1: Cyclone III Device Data Sheet
1–13
Electrical Characteristics
Table 1–16. Cyclone III Devices Differential SSTL I/O Standard Specifications
V
CCIO (V)
VSwing(DC) (V)
VX(AC) (V)
Typ
VSwing(AC) (V)
Min Max
VOX(AC) (V)
Typ
I/O Standard
Min Typ Max Min Max
Min
Max
Min
Max
SSTL-2
Class I, II
V
CCIO/2 +
0.2
VCCIO/2 –
0.125
V
CCIO /2 +
2.375 2.5 2.625 0.36 VCCIO VCCIO /2 – 0.2
VCCIO/2 –
—
—
0.7 VCCIO
0.5 VCCIO
—
—
0.125
SSTL-18
Class I, II
VCCIO/2 +
VCCIO/2 –
0.125
V
CCIO /2 +
1.7
1.8 1.90 0.25 VCCIO
0.175
0.175
0.125
Table 1–17. Cyclone III Devices Differential HSTL I/O Standard Specifications
V
CCIO (V)
VDIF(DC) (V)
VX(AC) (V)
Typ
VCM(DC) (V)
VDIF(AC) (V)
I/O Standard
Mi
Min Typ Max Min Max
Min
0.85
0.71
Max
0.95
0.79
Min
0.85
0.71
Typ
—
—
—
Max
Max
—
n
HSTL-18
Class I, II
1.71 1.8 1.89 0.2
1.425 1.5 1.575 0.2
—
—
—
—
—
0.95
0.79
0.4
HSTL-15
Class I, II
0.4
0.3
—
HSTL-12
Class I, II
0.52 *
VCCIO
0.48 *
VCCIO
0.52 *
VCCIO
0.48 *
VCCIO
1.14 1.2 1.26 0.16 VCCIO 0.48 * VCCIO
Table 1–18. Cyclone III Devices Differential I/O Standard Specifications (Note 1) (Part 1 of 2)
V
CCIO (V)
VID (mV)
VIcM (V) (2)
VOD (mV) (3)
VOS (V) (3)
I/O
Standard
Min Typ Max Min Max Min
Condition
Max Min Typ Max Min Typ Max
0.05 DMAX ≤500 Mbps
1.80
LVPECL
500 Mbps ≤DMAX
0.55
≤
(Row I/Os) 2.375 2.5 2.625 100
(4)
—
—
—
—
1.80
—
—
—
—
—
—
—
—
—
—
—
—
—
—
700 Mbps
1.05
DMAX > 700 Mbps
1.55
1.80
0.05 DMAX ≤ 500 Mbps
LVPECL
(Column
I/Os) (4)
500 Mbps ≤DMAX
≤
2.375 2.5 2.625 100
2.375 2.5 2.625 100
2.375 2.5 2.625 100
0.55
1.05
1.80
700 Mbps
DMAX > 700 Mbps
1.55
1.80
0.05 DMAX ≤500 Mbps
LVDS (Row
I/Os)
500 Mbps ≤DMAX
0.55
≤
1.80 247
600 1.125 1.25 1.375
600 1.125 1.25 1.375
700 Mbps
1.05
DMAX > 700 Mbps
1.55
1.80
0.05 DMAX ≤500 Mbps
LVDS
(Column
I/Os)
500 Mbps ≤DMAX
0.55
≤
1.80 247
1.55
700 Mbps
1.05
—
DMAX > 700 Mbps
BLVDS
(Row I/Os) 2.375 2.5 2.625 100
(5)
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
BLVDS
(Column
2.375 2.5 2.625 100
—
—
I/Os) (5)
© January 2010 Altera Corporation
Cyclone III Device Handbook, Volume 2
ALTERA [ ALTERA CORPORATION ]
