ISO7821 datasheet(8/40 Pages) TI2

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5.8 Electrical Characteristics, 2.5 V

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

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VOH

High-level output voltage

IOH = –1 mA; see Figure 6-1

VCCO (1) – 0.4

VCCO – 0.2

VOL

Low-level output voltage

IOL = 1 mA; see Figure 6-1

0.2

0.4

VI(HYS)

Input threshold voltage hysteresis

0.1 x VCCO

IIH

High-level input current

VIH = VCCI (1) at INx or ENx

μA

IIL

Low-level input current

VIL = 0 V at INx or ENx

-10

CMTI

Common-mode transient immunity

VI = VCCI or 0 V; see Figure 6-4

100

kV/μs

Supply Current - ISO7821DW and ISO7821FDW

ICC1, ICC2

DC Signal

VI = 0 V (ISO7821F) , VI = VCCI (1)

(ISO7821)

1.2

1.7

ICC1, ICC2

DC Signal

VI = VCCI (1) (ISO7821F) , VI = 0 V

(ISO7821)

2.4

3.4

ICC1, ICC2

1 Mbps

All channels switching with square wave

clock input; CL = 15 pF

1.8

2.6

ICC1, ICC2

10 Mbps

2.1

2.8

ICC1, ICC2

100 Mbps

4.9

5.9

Supply Current - ISO7821DWW and ISO7821FDWW

ICC1, ICC2

Disable

EN1 = EN2 = 0V, VI = 0 V (ISO7821F) ,

VI = VCCI (1)(ISO7821)

0.7

1.1

ICC1, ICC2

Disable

EN1 = EN2 = 0V, VI = VCCI (1)

(ISO7821F) , VI = 0 V (ISO7821)

1.8

2.9

ICC1, ICC2

DC Signal

VI = 0 V (ISO7821F) , VI = VCCI (1)

(ISO7821)

1.2

1.7

ICC1, ICC2

DC Signal

VI = VCCI (1) (ISO7821F) , VI = 0 V

(ISO7821)

2.4

3.5

ICC1, ICC2

1 Mbps

All channels switching with square wave

clock input; CL = 15 pF

1.9

2.6

ICC1, ICC2

10 Mbps

2.2

2.9

ICC1, ICC2

100 Mbps

(1)

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

5.9 Power Ratings

Table 5-1. IEC 60664-1 Ratings Table

PARAMETER

TEST CONDITIONS

SPECIFICATION

Material group

Overvoltage category /

Installation classification

DW package

Rated mains voltage ≤ 600 VRMS

I–IV

Rated mains voltage ≤ 1000 VRMS

I–III

DWW package

Rated mains voltage ≤ 1000 VRMS

I–IV

5.10 Insulation Specifications

ISO7821, ISO7821F

SLLSEM2H – NOVEMBER 2014 – REVISED NOVEMBER 2024

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