HC210 datasheet(75/228 Pages) ALTERA

75 / 228 page

Altera Corporation

4–33

September 2008

Maximum Output Clock Rates

Tables 4–37 and 4–38 show the maximum output toggle rates of

HardCopy II I/Os using OCT.

Table 4–37. HardCopy II Maximum Output Clock Rate for HC210, HC220, HC230 and HC240 Devices (OCT)

Note (1) (Part 1 of 2)

I/O Standard

Drive

Strength

Memory

Interface

IOEs

High

Speed

IOEs

General Purpose

IOEs

CLK [0,

2, 8,

10] (2)

CLK

[4..7,

12..15]

PLL_OUT

Unit

Bottom

Column

Right

Row

3.3-V LVTTL

OCT 50

400

MHz

2.5-V LVTTL

OCT 50

350

MHz

1.8-V LVTTL

OCT 50

550

MHz

3.3-V LVCMOS

OCT 50

350

MHz

1.5-V LVCMOS

OCT 50

450

MHz

SSTL-2 Class I

OCT 50

500

—

500

MHz

SSTL-2 Class II

OCT 25

550

—

550

MHz

SSTL-18 Class I

OCT 50

400

—

400

MHz

SSTL-18 Class II OCT 25

500

—

500

MHz

1.5-V HSTL

Class I

OCT 50

550

—

550

MHz

1.8-V HSTL

Class I

OCT 50

600

—

600

MHz

1.8-V HSTL

Class II

OCT 50

500

—

500

MHz

Differential

SSTL-2 Class I

(3)

OCT 50

500

—

500

MHz

Differential

SSTL-2 Class II

(3)

OCT 25

550

—

550

MHz

Differential

SSTL-18 Class I

(3)

OCT 50

400

—

400

MHz

Differential

SSTL-18 Class II

(3)

OCT 25

500

—

500

MHz

1.8-V Differential

HSTL Class I (3)

OCT 50

600

—

600

MHz

1.8-V Differential

HSTL Class II (3)

OCT 25

500

—

500

MHz

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