SL74HCT574 datasheet(4/6 Pages) SLS

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SL74HCT574

System Logic

Semiconductor

SLS

AC ELECTRICAL CHARACTERISTICS(V

CC =5.0 V

± 10%, C

L=50pF,Input t r=tf=6.0 ns)

Guaranteed Limit

Symbol

Parameter

°C to

-55

°C

≤85°C

≤125°C

Unit

fmax

Maximum Clock Frequency (50% Duty Cycle)

(Figures 1 and 4)

MHz

tPLH, tPHL

Maximum Propagation Delay, Clock to Q (Figures

1 and 4)

tPLZ, tPHZ

Maximum Propagation Delay, Output Enable to Q

(Figures 2 and 5)

tPZH, tPZL

Maximum Propagation Delay, Output Enable to Q

(Figures 2 and 5)

tTLH, tTHL

Maximum Output Transition Time, Any Output

(Figures 1 and 4)

CIN

Maximum Input Capacitance

COUT

Maximum Three-State Output Capacitance

(Output in High-Impedance State)

Power Dissipation Capacitance (Per Flip-Flop)

Typical @25

°C,V

CC=5.0 V

CPD

Used to determine the no-load dynamic power

consumption:

PD=CPDVCC

2f+I

CCVCC

TIMING REQUIREMENTS (V

CC =5.0 V

± 10%, C

L=50pF,Input t r=tf=6.0 ns)

Guaranteed Limit

Symbol

Parameter

°C to

-55

°C

≤85°C

≤125°C

Unit

tSU

Minimum Setup Time, Data to

Clock (Figure 3)

Minimum Hold Time, Clock to

Data (Figure 3)

Minimum Pulse Width, Clock

(Figure 1)

tr, tf

Maximum Input Rise and Fall

Times (Figure 1)

500

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