HC210 datasheet(199/228 Pages) ALTERA

199 / 228 page

Altera Corporation

8–11

September 2008

Preliminary

I/O Support and Planning

Table 8–7 lists the I/O standards that HardCopy II devices support.

Table 8–7 is organized by clock input, clock output, and PLL feedback

pins.

Table 8–7. Hardcopy II Supported I/O Standards of Input Clocks, Clock Out, and PLL Feedback (Part 1 of 2)

I/O Standard

Type

VCCIO Level (V)

CLK[0..3,

8..11] (1)

CLK[4..7,

12..15]

(2)

FPLL_CLK

(3)

PLL_OUT

(4)

PLL_FB

(5)

Input

Output

3.3-V LVTTL /

LVCMOS

Single-

ended

3.3/2.5

3.3

2.5-V LVTTL /

LVCMOS

Single-

ended

3.3/2.5

2.5

1.8-V LVTTL /

LVCMOS

Single-

ended

1.8/1.5

1.8

1.5-V LVCMOS

Single-

ended

1.8/1.5

1.5

SSTL-2 class I

Voltage

referenced

2.5

SSTL-2 class II

Voltage

referenced

2.5

SSTL-18 class I

Voltage

referenced

1.8

SSTL-18 class II

Voltage

referenced

1.8

1.8-V HSTL

class I

Voltage

referenced

1.8

1.8-V HSTL

class II

Voltage

referenced

1.8

1.5-V HSTL

class I

Voltage

referenced

1.5

1.5-V HSTL

class II

Voltage

referenced

1.5

PCI / PCI-X

Single-

ended

3.3

Differential

SSTL-2 class I

and II input

Pseudo

differential

(6)

3.3/2.5/

1.8/1.5

Differential

SSTL-2 class I

and II output

Pseudo

differential

(6)

2.5

Differential

SSTL-18 class I

and II input

Pseudo

differential

(6)

3.3/2.5/

1.8/1.5

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