EP1C20F datasheet(90/106 Pages) ALTERA

90 / 106 page

4–20

Altera Corporation

Preliminary

May 2008

Cyclone Device Handbook, Volume 1

Tables 4–38 through 4–39 show the external timing parameters on column

and row pins for EP1C20 devices.

tINHPLL

0.000

—

0.000

—

0.000

—

tOUTCOPL L

0.500

1.663

0.500

1.913

0.500

2.164

Table 4–37. EP1C12 Row Pin Global Clock External I/O Timing Parameters

Symbol

-6 Speed Grade

-7 Speed Grade

-8 Speed Grade

Unit

Min

Max

Min

Max

Min

Max

tINSU

2.620

—

3.012

—

3.404

—

tINH

0.000

—

0.000

—

0.000

—

tOUTCO

2.000

3.671

2.000

4.221

2.000

4.774

tINSUPLL

1.698

—

1.951

—

2.206

—

tINHPLL

0.000

—

0.000

—

0.000

—

tOUTCOPL L

0.500

1.536

0.500

1.767

0.500

1.998

Table 4–38. EP1C20 Column Pin Global Clock External I/O Timing

Parameters

Symbol

-6 Speed Grade

-7 Speed Grade

-8 Speed Grade

Unit

Min

Max

Min

Max

Min

Max

tINSU

2.417

—

2.779

—

3.140

—

tINH

0.000

—

0.000

—

0.000

—

tOUTCO

2.000

3.724

2.000

4.282

2.000

4.843

tINSUPLL

1.417

—

1.629

—

1.840

—

tINHPLL

0.000

—

0.000

—

0.000

—

tOUTCOPL L

0.500

1.667

0.500

1.917

0.500

2.169

Table 4–36. EP1C12 Column Pin Global Clock External I/O Timing

Parameters (Part 2 of 2)

Symbol

-6 Speed Grade

-7 Speed Grade

-8 Speed Grade

Unit

Min

Max

Min

Max

Min

Max

EP1C20F Datasheet(PDF) 90 Page - Altera Corporation

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