SN65LBC176AEP

DIFFERENTIAL BUS TRANSCEIVER

SGLS151C − DECEMBER 2002 − REVISED JULY 2004

5

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

driver switching characteristics over recommended operating conditions (unless otherwise

noted)

PARAMETER

TEST CONDITIONS

MIN

TYP†

MAX

UNIT

tPLH

Propagation delay time, low-to-high level output

2

12

tPHL

Propagation delay time, high-to-low level output

RL = 54 Ω CL = 50 pF,

2

12

tsk(p)

Pulse skew ( | tPLH − tPHL |)

RL = 54 Ω, CL = 50 pF,

See Figure 3

2

ns

tr

Differential output signal rise time

See Figure 3

1.2

11

ns

tf

Differential output signal fall time

1.2

11

tPZH

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

RL = 110 Ω, See Figure 4

22

ns

tPZL

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

RL = 110 Ω, See Figure 5

25

ns

tPHZ

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

RL = 110 Ω, See Figure 4

22

ns

tPLZ

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

RL = 110 Ω, See Figure 5

22

ns

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

receiver electrical characteristics over recommended operating conditions (unless otherwise

noted)

PARAMETER

TEST CONDITIONS

MIN

TYP†

MAX

UNIT

VIT +

Positive-going input threshold voltage

IO = −8 mA

0.2

V

VIT −

Negative-going input threshold

voltage

IO = 8 mA

− 0.2

V

Vhys

Hysteresis voltage (VIT + − VIT −)

IO = 8 mA

50

mV

VIK

Enable-input clamp voltage

II = − 18 mA

− 1.5

− 0.8

V

VOH

High-level output voltage

VID = 200 mV, IOH = − 8 mA,

See Figure 6

4

4.9

V

VOL

Low-level output voltage

VID = 200 mV, IOL = 8 mA,

See Figure 6

0.1

0.8

V

IOZ

High-impedance-state output current

VO = 0 to VCC

−10

10

µA

VIH = 12 V,

VCC = 5 V

0.4

1

II

Bus input current

VIH = 12 V,

VCC = 0

Other input at 0 V

0.5

1

mA

II

Bus input current

VIH = − 7 V,

VCC = 5 V

Other input at 0 V

−0.8

− 0.4

mA

VIH = − 7 V,

VCC = 0

−0.8

− 0.3

IIH

High-level enable-input current

VIH = 2 V

− 100

µA

IIL

Low-level enable-input current

VIL = 0.8 V

− 100

µA

VI = 0 or VCC,

Receiver enabled and driver disabled

4

7

ICC

Supply current

VI = 0 or VCC,

No load

Receiver disabled and driver disabled

0.4

0.7

mA

ICC

Supply current

No load

Receiver enabled and driver enabled

8.5

15

mA

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