APEX20KC datasheet(55/90 Pages) ALTERA

55 / 90 page

Altera Corporation

APEX 20KC Programmable Logic Device Data Sheet

DC operating specifications on APEX 20KC I/O standards are

listed in Tables 21 to 35.

Table 18. APEX 20KC Device Recommended Operating Conditions

Symbol

Parameter

Conditions

Min

Max

Unit

VCCINT

Supply voltage for internal logic

and input buffers

(3), (4)

1.71

(1.71)

1.89

(1.89)

VCCIO

Supply voltage for output buffers,

3.3-V operation

(3), (4)

3.00

(3.00)

3.60

(3.60)

Supply voltage for output buffers,

2.5-V operation

(3), (4)

2.375

(2.375)

2.625

(2.625)

Supply voltage for output buffers,

1.8-V operation

(3), (4)

1.71

(1.71)

1.89

(1.89)

Input voltage

(2), (5)

–0.5

4.1

Output voltage

VCCIO

Operating junction temperature

For commercial use

° C

For industrial use

–40

100

° C

Input rise time (10% to 90%)40

Input fall time (90% to 10%)40

Table 19. APEX 20KC Device DC Operating Conditions

Notes (6), (7)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Input pin leakage current (8)

VI = 3.6 to 0.0 V

–10

µA

IOZ

Tri-stated I/O pin leakage

current (8)

VO = 4.1 to –0.5 V

–10

µA

ICC0

VCC supply current (standby)

(All ESBs in power-down

mode)

VI = ground, no load,

no toggling inputs,

-7 speed grade

VI = ground, no load,

no toggling inputs,

-8, -9 speed grades

5mA

RCONF

Value of I/O pin pull-up

resistor before and during

configuration

VCCIO = 3.0 V (9)

Ω

VCCIO = 2.375 V (9)

Ω

VCCIO =1.71 V (9)

150

Ω

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