CDPCLK4 datasheet(274/274 Pages) ALTERA

274 / 274 page

Info–2

Additional Information

Typographic Conventions

Cyclone III Device Handbook

August 2012

Altera Corporation

Volume 1

Courier type

Indicates signal, port, register, bit, block, and primitive names. For example, data1,

tdi

, and input. The suffix n denotes an active-low signal. For example, resetn.

Indicates command line commands and anything that must be typed exactly as it

appears. For example, c:\qdesigns\tutorial\chiptrip.gdf.

Also indicates sections of an actual file, such as a Report File, references to parts of

files (for example, the AHDL keyword SUBDESIGN), and logic function names (for

example, TRI).

An angled arrow instructs you to press the Enter key.

1., 2., 3., and

a., b., c., and so on

Numbered steps indicate a list of items when the sequence of the items is important,

such as the steps listed in a procedure.

■ ■ ■

Bullets indicate a list of items when the sequence of the items is not important.

The hand points to information that requires special attention.

The question mark directs you to a software help system with related information.

The feet direct you to another document or website with related information.

The multimedia icon directs you to a related multimedia presentation.

A caution calls attention to a condition or possible situation that can damage or

destroy the product or your work.

A warning calls attention to a condition or possible situation that can cause you

injury.

The envelope links to the Email Subscription Management Center page of the Altera

website, where you can sign up to receive update notifications for Altera documents.

Visual Cue

Meaning

CDPCLK4 Datasheet(PDF) 274 Page - Altera Corporation