SN65LBC182

SN75LBC182

SLLS500A − MAY 2001 − REVISED MARCH 2005

4

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driver electrical characteristics over recommended operating conditions

PARAMETER

TEST CONDITIONS

MIN

TYP†

MAX

UNIT

VIK

Input clamp voltage

II = −18 mA

−1.5

V

VO

Output voltage

IO = 0

0

VCC

V

|VOD|

Differential output voltage

RL = 54 Ω,

See Figure 1

1.5

2.2

VCC

V

|VOD|

Differential output voltage

Vtest = −7 V to 12 V,

See Figure 2

1.5

2.2

VCC

V

∆VOD

Change in magnitude of differential output voltage

See Figure 1

−0.2

0.2

VOC(SS)

Steady-state common-mode output voltage

See Figure 1

1

3

V

∆VOC(SS)

Change in steady-state common-mode output

voltage

See Figures 1 and 4

−0.2

0.2

V

VOC(PP)

Peak-to-peak change in common-mode output

voltage during state transitions

See Figures 1 and 4

0.8

V

IOZ

High-impedance output current

See receiver input currents

IIH

High-level input current (D, DE)

VI = 2.4 V

50

µA

IIL

Low-level input current (D, DE)

VI = 0.4 V

−50

µA

IOS

Short-circuit output current

VO = −7 V to 12 V

−250

250

mA

ICC

Supply current

SN75LBC182

No load, DE at VCC,

RE at VCC

12

25

mA

ICC

Supply current

SN65LBC182

No load, DE at VCC,

RE at VCC

12

30

mA

† All typical values are at VCC = 5 V and TA = 25°C.

driver switching characteristics over recommended operating conditions (unless otherwise

noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

tr

Differential output signal rise time

0.25

0.72

1.2

tf

Differential output signal fall time

RL = 54 Ω,

CL = 50 pF,

0.25

0.73

1.2

tPLH

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

RL = 54 Ω,

See Figure 3

CL = 50 pF,

1.3

µs

tPHL

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

See Figure 3

1.3

µs

tsk(p)

Pulse skew (tPHL − tPLH)

0.075

0.15

tPZH

Output enable time to high level

RL = 110 Ω,

See Figure 5

3.5

s

tPHZ

Output disable time from high level

RL = 110 Ω,

See Figure 5

3.5

µs

tPZL

Output enable time to low level

RL = 110 Ω,

See Figure 6

3.5

s

tPLZ

Output disable time from low level

RL = 110 Ω,

See Figure 6

3.5

µs