3

IDT54/74FCT163T/AT/CT

FASTCMOSSYNCHRONOUSPRESETTABLEBINARYCOUNTER

MILITARYANDINDUSTRIALTEMPERATURERANGES

NOTES:

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

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

DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE

Following Conditions Apply Unless Otherwise Specified:

Symbol

Parameter

Min.

Max.

Unit

Input HIGH Level

Guaranteed Logic HIGH Level

2—

—

V

MIL.

2.7

—

—

V

Input LOW Level

Guaranteed Logic LOW Level

—

—

0.8

V

—

—

±1

µ A

—

—

±1

µ A

—

—

±1

µ A

Clamp Diode Voltage

—

–0.7

–1.2

V

Short Circuit Current

–60

–120

–225

mA

Output HIGH Voltage

2.4

3.3

—

V

23

—

Output LOW Voltage

—0.3

0.5

V

Input Hysteresis

—

—

200

—

mV

Quiescent Power Supply Current

—.01

1

mA