CY74FCT163500

4

Power Supply Characteristics

Parameter

Description

Test Conditions

Max.

Unit

Quiescent Power Supply Cur-

rent

0.1

10

µA

∆I

CC

Quiescent Power Supply Cur-

rent (TTL inputs HIGH)

[10]

2.0

30

µA

Dynamic Power Supply

50%DutyCycle,OutputsOpen,

50

75

µA/MHz

Cycle, Outputs Open,

One Bit Toggling,

LEAB=GND

0.5

0.8

mA

0.5

0.8

mA

Cycle, Outputs Open,

Eighteen Bits Toggling,

LEAB=GND

2.5

mA

2.6

mA

Notes:

11. This parameter is not directly testable, but is derived for use in Total Power Supply calculations.

=

Quiescent Current with CMOS input levels

∆I

CC

=

=

Duty Cycle for TTL inputs HIGH

=

=

Clock frequency for registered devices, otherwise zero

=

=

Input signal frequency

=

All currents are in milliamps and all frequencies are in megahertz.