IDT54/74FCT161T/AT/CT, IDT54/74FCT163T/AT/CT

FAST CMOS SYNCHRONOUS PRESETTABLE BINARY COUNTERS

MILITARY AND COMMERCIAL TEMPERATURE RANGES

6.7

3

DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE

Following Conditions Apply Unless Otherwise Specified:

Symbol

Parameter

Test Conditions

(1)

Min.

Typ.

(2)

Max.

Unit

Input HIGH Level

Guaranteed Logic HIGH Level

COM'L

(5)

2.0V

—

—

V

MIL

2.7V

—

—

V

Input LOW Level

Guaranteed Logic LOW Level

—

—

0.8

V

Input HIGH Current

(4)

—

—

±1

µA

Input LOW Current

(4)

= 0.5V

——

±1

µA

Input HIGH Current

(4)

—

—

±1

µA

Clamp Diode Voltage

—

–0.7

–1.2

V

Short Circuit Current

–60

–120

–225

mA

Output HIGH Voltage

2.4

3.3

—

V

2.0

3.0

—

V

Output LOW Voltage

—

0.3

0.5

V

Input Hysteresis

—

—

200

—

mV

Quiescent Power

—

0.01

1

mA

Supply Current

NOTES:

2611 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.

4. The test limit for this parameter is