SN74HCS166 datasheet(6/26 Pages) TI

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CL = 50 pF; over operating free-air temperature range (unless otherwise noted). See Parameter Measurement

Information.

PARAMETER

VCC

Operating free-air temperature (TA)

UNIT

25°C

–40°C to 125°C

MIN

MAX

MIN

MAX

tsu

Setup time

SH/LD low before CLK↑

2 V

4.5 V

6 V

SER before CLK↑

2 V

4.5 V

6 V

CLK INH low before CLK↑

2 V

4.5 V

6 V

Data before CLK↑

2 V

4.5 V

6 V

CLR inactive before CLK↑

2 V

4.5 V

6 V

Hold time

SH/LD high after CLK↑

2 V

4.5 V

6 V

SER after CLK↑

2 V

4.5 V

6 V

CLK INH high after CLK↑

2 V

4.5 V

6 V

Data after CLK↑

2 V

4.5 V

6 V

6.7 Switching Characteristics

CL = 50 pF; over operating free-air temperature range (unless otherwise noted). See Parameter Measurement

Information.

PARAMETER

FROM

VCC

Operating free-air temperature (TA)

UNIT

25°C

–40°C to 125°C

MIN

TYP

MAX

MIN

TYP

MAX

fmax

Max switching frequency

2 V

MHz

4.5 V

210

140

6 V

220

155

tpd

Propagation delay

CLK

2 V

4.5 V

6 V

tPHL

Propagation delay

CLR

2 V

4.5 V

6 V

SN74HCS166

SCLS843 – AUGUST 2020

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