ISO7220A_08 datasheet(7/26 Pages) TI

Part #	ISO7220A

Description	DUAL DIGITAL ISOLATORS

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Manufacturer	TI [Texas Instruments]

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ELECTRICAL CHARACTERISTICS: VCC1 at 3.3 V, VCC2 at 5 V

(1) OPERATION

ISO7220A, ISO7220B, ISO7220C, ISO7220M

ISO7221A, ISO7221B, ISO7221C, ISO7221M

www.ti.com ................................................................................................................................................................ SLLS755H – JULY 2006 – REVISED MAY 2008

over recommended operating conditions (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

SUPPLY CURRENT

ISO7220x

0.6

1

Quiescent

VI = VCC or 0 V, no load

ISO7221x

4.3

9.5

ISO7220A, ISO7220B

1

2

ICC1

1 Mbps

VI = VCC or 0 V, no load

ISO7221A, ISO7221B

5

11

ISO7220C, ISO7220M

2

4

25 Mbps

VI = VCC or 0 V, no load

ISO7221C, ISO7221M

6

12

mA

ISO7220x

16

31

Quiescent

VI = VCC or 0 V, no load

ISO7221x

8.5

17

ISO7220A, ISO7220B

18

32

ICC2

1 Mbps

VI = VCC or 0 V, no load

ISO7221A, ISO7221B

10

18

ISO7220C, ISO7220M

20

34

25 Mbps

VI = VCC or 0 V, no load

ISO7221C, ISO7221M

12

22

ISO7220x

VCC – 0.8

IOH = –4 mA, See Figure 1

ISO7221x

VOH

High-level output voltage

VCC – 0.4

(3.3-V side)

V

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

0.1

VI(HYS)

Input threshold voltage hysteresis

150

mV

IIH

High-level input current

10

IN from 0 V or VCC

µA

IIL

Low-level input current

–10

CI

Input capacitance to ground

IN at VCC, VI = 0.4 sin (4E6πt)

1

pF

CMTI

Common-mode transient immunity

VI = VCC or 0 V, See Figure 3

15

40

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 V to 3.6 V.

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Product Folder Link(s): ISO7220A ISO7220B ISO7220C ISO7220M ISO7221A ISO7221B ISO7221C ISO7221M

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