6.9 Electrical Characteristics - DC Specification

Typical specifications are at VCC1 = 3.3 V, VCC2 = 5 V, Min/Max are over recommended operating conditions

(unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

SUPPLY CHARACTERISTICS

ICC1

Supply current Side 1

VCC1 =1.71 V to 1.89 V, TXD = 0 V, bus

dominant

2.3

3.5

mA

VCC1 = 2.25 V to 5.5 V, TXD = 0 V, bus

dominant

2.4

3.5

mA

VCC1 = 1.71 V to 1.89 V, TXD = VCC1, bus

recessive

1.2

2.1

mA

VCC1 = 2.25 V to 5.5 V, TXD = VCC1, bus

recessive

1.3

2.1

mA

VCC1=4.5 to 5.5V, TXD= 1Mbps 50% duty

square wave

1.8

2.7

mA

VCC1=4.5 to 5.5V, TXD= 5Mbps 50% duty

square wave

1.8

2.7

mA

ICC2

Supply current Side 2

TXD = 0 V, bus dominant, RL = 60 Ω

52

70

mA

TXD = VCC1, bus recessive, RL = 60 Ω

5.9

9

mA

VCC2=4.5 to 5.5V, TXD= 1Mbps 50% duty

square wave, RL= 60 ohm

29.5

38

mA

VCC2=4.5 to 5.5V, TXD= 5Mbps 50% duty

square wave, RL= 60 ohm

29.5

39

mA

UVVCC1+

Rising under voltage detection, Side

1

1.7

V

UVVCC1-

Falling under voltage detection, Side

1

1.0

V

VHYS(UVCC1)

Hysterisis voltage on VCC1

undervoltage lock-out

80.0

125

mV

UVVCC2+

Rising under voltage detection, side 2

4.2

4.45

V

UVVCC2-

Falling under voltage detection, side

2

3.8

4.0

4.25

V

VHYS(UVCC2)

Hysterisis voltage on

VCC2 undervoltage lock-out

200

mV

TXD TERMINAL

VIH

High level input voltage

0.7×VCC1

V

VIL

Low level input voltage

0.3×VCC1

V

IIH

High level input leakage current

TXD = VCC1

1

µA

IIL

Low level input leakage current

TXD = 0V

-20

µA

CI

Input capacitance

VIN = 0.4 x sin(2 x π x 1E+6 x t) + 1.65 V,

VCC1 = 3.3 V

2

pF

RXD TERMINAL

VOH - VCC1

High level output voltage

See Figure 7-4, IO = -4 mA for 4.5 V ≤

VCC1 ≤ 5.5 V

-0.4

-0.2

V

See Figure 7-4, IO = -2 mA for 3.0 V ≤

VCC1 ≤ 3.6 V

-0.2

-0.06

V

See Figure 7-4, IO = -1 mA for 2.25 V ≤

VCC1 ≤ 2.75 V

-0.1

-0.04

V

See Figure 7-4, IO = -1 mA for 1.71 V ≤

VCC1 ≤ 1.89 V

-0.1

-0.04

V

ISO1044

SLLSFB0A – MARCH 2020 – REVISED JULY 2020

www.ti.com

8

Submit Document Feedback

Copyright © 2020 Texas Instruments Incorporated

Product Folder Links: ISO1044