ISO7420E, ISO7420FE, ISO7421E, ISO7421FE

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SLLSE45F – DECEMBER 2010 – REVISED JULY 2015

6.8 Electrical Characteristics: VCC1 and VCC2 = 3.3 V ± 10%

TA = –40°C to 125°C

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

IOH = –4 mA; see Figure 16.

VCCO

(1) – 0.4

3

VOH

High-level output voltage

V

IOH = –20 μA; see Figure 16.

VCCO – 0.1

3.3

IOL = 4 mA; see Figure 16.

0.2

0.4

VOL

Low-level output voltage

V

IOL = 20 μA; see Figure 16.

0

0.1

VI(HYS)

Input threshold voltage hysteresis

400

mV

IIH

High-level input current

10

μA

INx at 0 V or VCCI

(1)

IIL

Low-level input current

–10

μA

CMTI

Common-mode transient immunity

VI = VCCI or 0 V; see Figure 18.

25

50

kV/

μs

SUPPLY CURRENT (ALL INPUTS SWITCHING WITH SQUARE WAVE CLOCK SIGNAL FOR DYNAMIC ICC MEASUREMENT)

ISO7420x

ICC1

0.2

0.4

DC Input: VI = VCCI or 0 V,

DC to 1 Mbps

AC Input: CL = 15 pF

ICC2

2.6

3.7

ICC1

0.4

0.6

10 Mbps

ICC2

3.3

4.3

Supply current for VCC1 and VCC2

mA

ICC1

0.6

0.9

25 Mbps

CL = 15 pF

ICC2

4.4

5.6

ICC1

1

1.3

50 Mbps

ICC2

6.2

7.5

ISO7421x

ICC1

1.8

2.8

DC Input: VI = VCCI or 0 V,

DC to 1 Mbps

AC Input: CL = 15 pF

ICC2

1.8

2.8

ICC1

2.2

3.2

10 Mbps

ICC2

2.2

3.2

Supply current for VCC2 and VCC2

mA

ICC1

2.8

4.1

25 Mbps

CL = 15 pF

ICC2

2.8

4.1

ICC1

3.8

5.5

50 Mbps

ICC2

3.8

5.5

(1)

VCCI = Input-side VCC; VCCO = Output-side VCC

6.9 Power Dissipation Characteristics

ISO742x

THERMAL METRIC

D (SOIC)

UNIT

8 PINS

VCC1 = VCC2 = 5.5 V, TJ = 150°C, CL = 15 pF,

PD

Device power dissipation

138

mW

Input a 100-Mbps 50% duty-cycle square wave

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