Pci dc characteristics, Pci ac characteristics, Atf1508as(l) – Rainbow Electronics ATF1508ASL User Manual

Page 12

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12

ATF1508AS(L)

0784O–PLD–09/02

Note:

1. Leakage current is without pin-keeper off.

Notes:

1. Equation A: I

OH

= 11.9 (V

OUT

- 5.25) * (V

OUT

+ 2.45) for V

CC

> V

OUT

> 3.1V.

2. Equation B: I

OL

= 78.5 * V

OUT

* (4.4 - V

OUT

) for 0V < V

OUT

< 0.71V.

PCI DC Characteristics

Symbol

Parameter

Conditions

Min

Max

Units

V

CC

Supply Voltage

4.75

5.25

V

V

IH

Input High Voltage

2.0

V

CC

+ 0.5

V

V

IL

Input Low Voltage

-0.5

0.8

V

I

IH

Input High Leakage Current

(1)

V

IN

= 2.7V

70

µA

I

IL

Input Low Leakage Current

(1)

V

IN

= 0.5V

-70

µA

V

OH

Output High Voltage

I

OUT

= -2 mA

2.4

V

V

OL

Output Low Voltage

I

OUT

= 3 mA, 6 mA

0.55

V

C

IN

Input Pin Capacitance

10

pF

C

CLK

CLK Pin Capacitance

12

pF

C

IDSEL

IDSEL Pin Capacitance

8

pF

L

PIN

Pin Inductance

20

nH

PCI AC Characteristics

Symbol

Parameter

Conditions

Min

Max

Units

I

OH(AC)

Switching

0 < V

OUT

≤ 1.4

-44

mA

Current High

1.4 < V

OUT

< 2.4

-44+(V

OUT

- 1.4)/0.024

mA

3.1 < V

OUT

< V

CC

Equation A

(1)

mA

(Test High)

V

OUT

= 3.1V

-142

µA

I

OL(AC)

Switching

V

OUT

>

2.2V

95

mA

Current Low

2.2 > V

OUT

> 0

V

OUT

/0.023

mA

0.1 > V

OUT

> 0

Equation B

(2)

mA

(Test Point)

V

OUT

= 0.71

206

mA

I

CL

Low Clamp Current

-5 < V

IN

≤ -1

-25+(V

IN

+ 1)/0.015

mA

SLEW

R

Output Rise Slew Rate

0.4V to 2.4V load

0.5

3.0

V/ns

SLEW

F

Output Fall Slew Rate

2.4V to 0.4V load

0.5

3.0

V/ns

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