ISO6721 datasheet(14/48 Pages) TI

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6.17 Switching Characteristics—5-V Supply

VCC1 = VCC2 = 5 V ± 10% (over recommended operating conditions unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

tPLH, tPHL

Propagation delay time

See Figure 7-1

tP(dft)

Propagation delay drift

ps/

℃

tUI

Minimum pulse width

See Figure 7-1

PWD

Pulse width distortion(1) |tPHL – tPLH|

See Figure 7-1

0.2

tsk(o)

Channel-to-channel output skew time

(2)

Same direction channels

tsk(p-p)

Part-to-part skew time (3)

Output signal rise time

See Figure 7-1

2.6

4.5

Output signal fall time

2.6

4.5

tDO

Default output delay time from input

power loss

See Figure 7-2

0.1

0.3

tPU

Time from UVLO to valid output data

300

tie

Time interval error

(1)

Also known as pulse skew.

(2)

tsk(o) is the skew between outputs of a single device with all driving inputs connected together and the outputs switching in the same

direction while driving identical loads.

(3)

tsk(pp) is the magnitude of the difference in propagation delay times between any terminals of different devices switching in the same

direction while operating at identical supply voltages, temperature, input signals and loads.

6.18 Switching Characteristics—3.3-V Supply

VCC1 = VCC2 = 3.3 V ± 10% (over recommended operating conditions unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

tPLH, tPHL

Propagation delay time

See Figure 7-1

tP(dft)

Propagation delay drift

9.2

ps/

℃

tUI

Minimum pulse width

See Figure 7-1

PWD

Pulse width distortion(1) |tPHL – tPLH|

See Figure 7-1

0.5

tsk(o)

Channel-to-channel output skew time

(2)

Same direction channels

tsk(p-p)

Part-to-part skew time (3)

Output signal rise time

See Figure 7-1

1.6

3.2

Output signal fall time

1.6

3.2

tDO

Default output delay time from input

power loss

See Figure 7-2

0.1

0.3

tPU

Time from UVLO to valid output data

300

tie

Time interval error

(1)

Also known as pulse skew.

(2)

tsk(o) is the skew between outputs of a single device with all driving inputs connected together and the outputs switching in the same

direction while driving identical loads.

(3)

tsk(pp) is the magnitude of the difference in propagation delay times between any terminals of different devices switching in the same

direction while operating at identical supply voltages, temperature, input signals and loads.

6.19 Switching Characteristics—2.5-V Supply

VCC1 = VCC2 = 2.5 V ± 10% (over recommended operating conditions unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

tPLH, tPHL

Propagation delay time

See Figure 7-1

20.5

tP(dft)

Propagation delay drift

14.3

ps/

℃

tUI

Minimum pulse width

See Figure 7-1

ISO6720-Q1, ISO6721-Q1

SLLSFF5A – JULY 2020 – REVISED DECEMBER 2020

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