4.7 Switching Specifications

Input tr, tf = 3ns, CL = 50pF (Worst Case)

PARAMETER

VCC (V)

-40°C TO 85°C

-55°C TO 125°C

UNIT

MIN

TYP

MAX

MIN

TYP

MAX

AC TYPES

tPLH, tPHL

Propagation Delay, CP to Qn

1.5

-

-

143

-

-

157

ns

3.3 (1)

4.5

-

15.9

4.4

-

17.5

ns

5 (2)

3.2

-

11.4

3.1

-

12.5

ns

tPLH, tPHL

Propagation Delay, MR to Qn

1.5

-

-

158

-

-

174

ns

3.3

5

-

17.7

4.9

-

19.5

ns

5

3.6

-

12.6

3.5

-

13.9

ns

CI

Input Capacitance

-

-

-

10

-

-

10

pF

CPD (3)

Power Dissipation Capacitance

-

-

150

-

-

150

-

pF

ACT TYPES

tPLH, tPHL

Propagation Delay, CP to Qn

5 (2)

3.8

-

13.5

3.7

-

14.9

ns

tPLH, tPHL

Propagation Delay, MR to Qn

5

4.1

-

14.4

4

-

15.8

ns

CI

Input Capacitance

-

-

-

10

-

-

10

pF

CPD

(3)

Power Dissipation Capacitance

-

-

150

-

-

150

-

pF

(1)

3.3V Min at 3.6V, Max at 3V.

(2)

5V Min at 5.5V, Max at 4.5V.

(3)

CPD is used to determine the dynamic power consumption per device.

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CD54AC164, CD74AC164, CD54ACT164, CD74ACT164

SCHS240D – NOVEMBER 1998 – REVISED OCTOBER 2024

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