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March 3, 2005

IDT 89TTM553

DC Characteristics

DC Characteristics

DC Characteristics

DC Characteristics

Unless otherwise stated, the following parameters are provided given the conditions outlined in Table 13.

3.3V LVTTL supply

3.135

3.3

3.465

V

±5%

0.75V HSTL reference voltage

0.7125

0.75

0.7875

V

±5%

Power Dissipation

—

3.49

3.66

W

Max. values use the

maximum voltages and

current listed in this

table and typical values

use the typical voltages

and current.

Symbol

Parameter

Min

Typical Max

Units

Input low voltage for 1.5V HSTL inputs (VREF

= 0.75V)

—

VREF – 0.1

V

Input high voltage for 1.5V HSTL inputs

(VREF = 0.75V, VDDQ = 1.5V)

VREF+ 0.1

VDDQ+0.3

V

Input low voltage for 3.3V LVTTL inputs

—

0.8

V

Input high voltage for 3.3V LVTTL inputs

2.0

—

V

Output low voltage for 1.5V HSTL outputs

—

0.4

V

1.5v HSTL classI

w/8mA Drive)

Output high voltage for 1.5V HSTL outputs

(VDDQ = 1.5V)

VDDQ-0.4

-

V

1.5v HSTL classI

w/ 8mA Drive)

Output low voltage for 3.3V CMOS outputs

(12mA pads)

—

0.5

V

3.3v LVTTL w/

12mA Drive

Output high voltage for 3.3V CMOS outputs

(12mA pads)

2.4

—

V

3.3v LVTTL w/

12mA Drive

Input Leakage low current for 1.5V HSTL

Inputs

-10

10

uA

Input Leakage high current for 1.5V HSTL

Inputs

-10

10

uA

Up/Down)

Input Leakage low current for 3.3V Inputs

-10

10

uA

Up/Down)

Input Leakage high current for 3.3V Inputs

-10

10

uA

Pull Up)

Input Leakage low current for 3.3V with Pull-

Up Inputs

-200

-10

uA

Table 14 DC Parameters (Part 1 of 2)

Symbol

Parameter

Min

Typical

Max

Units

Conditions

Table 13 Operating Ranges (Part 2 of 2)