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RECEIVER ELECTRICAL CHARACTERISTICS

DRIVER SWITCHING CHARACTERISTICS

SN65LVDM179, SN65LVDM180

SN65LVDM050, SN65LVDM051

SLLS324G – DECEMBER 1998 – REVISED APRIL 2007

over recommended operating conditions (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MAX

UNIT

Positive-going differential input voltage threshold

50

See Figure 5 and Table 2

mV

Negative-going differential input voltage threshold

–50

High-level output voltage

2.4

V

Low-level output voltage

0.4

V

–20

–11

Input current (A or B inputs)

µA

–3

–1.2

Power-off input current (A or B inputs)

–20

20

µA

High-level input current (enables)

10

µA

Low-level input current (enables)

10

µA

High-impedance output current

–10

10

µA

Input capacitance

5

pF

(1)

All typical values are at 25°C and with a 3.3-V supply.

over recommended operating conditions (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MAX

UNIT

Propagation delay time, low-to-high-level output

1.7

2.7

ns

Propagation delay time, high-to-low-level output

1.7

2.7

ns

Differential output signal rise time

0.6

1

ns

Differential output signal fall time

0.6

1

ns

See Figure 6

250

ps

100

ps

1

ns

Propagation delay time, high-impedance-to-high-level output

6

10

ns

Propagation delay time, high-impedance-to-low-level output

6

10

ns

See Figure 7

Propagation delay time, high-level-to-high-impedance output

4

10

ns

Propagation delay time, low-level-to-high-impedance output

5

10

ns

(1)

All typical values are at 25°C and with a 3.3-V supply.

(2)

(3)

operate with the same supply voltages, at the same temperature, and have identical packages and test circuits.

6

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