IDT54/74FCT623T/AT/CT

FAST CMOS OCTAL BUS TRANSCEIVERS (3-STATE)

6.19

3

DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE

Following Conditions Apply Unless Otherwise Specified:

NOTES:

2563 tbl 05

1. For conditions shown as Max. or Min., use appropriate value specified under Electrical Characteristics for the applicable device type.

°C ambient.

3. Not more than one output should be shorted at one time. Duration of the short circuit test should not exceed one second.

5. The test limit for this parameter is

6. This parameter is guaranteed but not tested.

Symbol

Parameter

Min.

Max.

Unit

Input HIGH Level

Guaranteed Logic HIGH Level

2.0

—

—

V

Input LOW Level

Guaranteed Logic LOW Level

—

—

0.8

V

—

—

±1

µA

—

—

±1

µA

—

—

±1

µA

Clamp Diode Voltage

—

–0.7

–1.2

V

Short Circuit Current

–60

–120

–225

mA

Output HIGH Voltage

(A and B Bus)

2.4

3.3

—

V

2.0

3.0

—

V

Output LOW Voltage (A Bus)

—

0.3

0.5

V

Output LOW Voltage (B Bus)

—

0.3

0.55

V

≤ 4.5V

—

—

±1

µA

Input Hysteresis

—

—

200

—

mV

Quiescent Power Supply Current

—

0.01

1

µA