ISO1044 datasheet(13/37 Pages) TI2

13 / 37 page

Temperature (qC)

-40

-20

100

120

140

1.25

1.5

1.75

2.25

2.5

2.75

D003

Recessive

250 kbps

500 kbps

1 Mbps

2 Mbps

5 Mbps

VCC1 = VCC2 = 5V, RL = 60 Ω, CL(RXD) = 15pF

Figure 6-5. Side 1 Supply Current vs Ambient

Temperature

Temperature (°C)

-40

-20

100

120

140

D004

Recessive

250 kbps

500 kbps

1 Mbps

2 Mbps

5 Mbps

VCC1 = VCC2 = 5V, RL = 60 Ω, CL(RXD) = 15pF

Figure 6-6. Side 2 Supply Current vs Ambient

Temperature

Temperature (°C)

-40

-20

100

120

140

130

135

140

145

150

155

160

165

170

D005

tPROP(LOOP1)

tPROP(LOOP2)

VCC1 = VCC2 = 5V, Bus Load = 60 Ω || 100 pF, CL(RXD)

= 15pF

Figure 6-7. Loop Delay vs Ambient Temperature

Temperature (°C)

-40

-20

100

120

140

2.1

2.2

2.3

2.4

D006

VCC1 = VCC2 = 5V, RL = 60 Ω

Figure 6-8. Dominant state differential output

voltage vs Ambient Temperature

VCC2 (V)

4.5

4.6

4.7

4.8

4.9

5.1

5.2

5.3

5.4

5.5

1.2

1.4

1.6

1.8

2.2

2.4

2.6

2.8

D007

VCC1 = 5V, Temp = 25°C, RL = 60 Ω

Figure 6-9. Dominant state differential output

voltage vs Side2 supply voltage

Temperature (°C)

-40

-20

100

120

140

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

D008

VIT(falling)

VIT(rising)

VHYS

VCC1 = VCC2 = 5V, TXD = Floating

Figure 6-10. Receiver differential threshold voltage

vs Ambient Temperature

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ISO1044

SLLSFB0A – MARCH 2020 – REVISED JULY 2020

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