ISO7231ADWR datasheet(7/17 Pages) TI

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ELECTRICAL CHARACTERISTICS: VCC1 and VCC2 at 3.3 V

(1) OPERATION

SWITCHING CHARACTERISTICS: VCC1 and VCC2 at 3.3-V OPERATION

ISO7230A

ISO7231A

www.ti.com ........................................................................................................................................................................................................ SLLS906 – MAY 2008

, over recommended operating conditions (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

SUPPLY CURRENT

Quiescent

0.5

VI = VCC or 0 V, all channels, no load,

ISO7230A

EN2 at 3 V

1 Mbps

ICC1

Quiescent

4.5

VI = VCC or 0 V, all channels, no load,

ISO7231A

EN1 at 3 V, EN2 at 3 V

1 Mbps

4.5

Quiescent

VI = VCC or 0 V, all channels, no load,

ISO7230A

EN2 at 3 V

1 Mbps

9.5

ICC2

Quiescent

VI = VCC or 0 V, all channels, no load,

ISO7231A

EN1 at 3 V, EN2 at 3 V

1 Mbps

ELECTRICAL CHARACTERISTICS

IOFF

Sleep mode output current

EN at VCC, single channel

µA

IOH = –4 mA, See Figure 1

VCC – 0.4

VOH

High-level output voltage

IOH = –20 µA, See Figure 1

VCC – 0.1

IOL = 4 mA, See Figure 1

0.4

VOL

Low-level output voltage

IOL = 20 µA, See Figure 1

0.1

VI(HYS)

Input voltage hysteresis

150

IIH

High-level input current

IN from 0 V or VCC

µA

IIL

Low-level input current

–10

Input capacitance to ground

IN at VCC, VI = 0.4 sin (4E6πt)

CMTI

Common-mode transient immunity

VI = VCC or 0 V, See Figure 4

kV/

µs

(1)

For the 5-V operation, VCC1 or VCC2 is specified from 4.5 V to 5.5 V.

For the 3-V operation, VCC1 or VCC2 is specified from 3.15 V to 3.6 V.

over recommended operating conditions (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

tPLH, tPHL

Propagation delay

110

ISO723xA

See Figure 1

PWD

Pulse-width distortion(1) |tPHL – tPLH|

tsk(o)

Channel-to-channel output skew (2)

ISO723xA

Output signal rise time

See Figure 1

Output signal fall time

tPHZ

Propagation delay, high-level-to-high-impedance output

tPZH

Propagation delay, high-impedance-to-high-level output

See Figure 2

tPLZ

Propagation delay, low-level-to-high-impedance output

tPZL

Propagation delay, high-impedance-to-low-level output

tfs

Failsafe output delay time from input power loss

See Figure 3

µs

(1)

Also referred to as pulse skew.

(2)

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

same direction while driving identical specified loads.

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