L9616 datasheet(3/8 Pages) STMICROELECTRONICS

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ELECTRICAL CHARACTERISTICS (TOP = -40 to 125°C; VS = 4.5 to 5.5V; Dominat: VTXO = GND; Re-

cessive: VTXO = VS; All voltages, except bus voltage, are defined with respect to pin 2. Positive currents

flow into the IC unless otherwise specified.)

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

Supply Voltage

4.5

5.5

Supply Current

Dominant

Recessive

TRANSMITTER SECTION (RA = 60

Ω between C_H and C_L)

CTXO

TXO Input Capacitance

0V < VTXO < VS

VTXO

TXO High Level Input Voltage

0.7 VS

TXO Low Level Input Voltage

0.3 VS

ITXO

TXO High Level Input Current

VTXO = VS

-2

µA

TXO Low Level Input Current

VTXO = GND

-275

-25

µA

CASC

ASC Input Capacitance

0V < VASC < VS

VASC

ASC Input Voltage for High

Speed

0.1 VS

ASC Input Voltage for Low Speed

0.9 VS

IASC

ASC Input Current

VASC = VS

275

µA

VASC = 0V

-2

µA

VC_H, VC_L

Bus Voltage Recessive

Recessive

0.4 VS

0.5 Vs

0.6 Vs

IC_H, IC_L

Leakage Current Recessive

VC_L = VC_H = -2 to 7V

-0.7

0.7

VC_L = VC_H = 1 to 4V

-0.3

0.3

RIN(C_H, C_L)

Input Resistence

Recessive

Ω

RDiff(C_H, C_L)

Differential Input Resistence

Recessive

100

Ω

VDiff =

VC_H - V C_L)

Differential Output Voltage

Dominant, RA

1.5

VDiff =

VC_H - V C_L)

Differential Output Voltage

Recessive

-500

Short Circuit Detection Time

C_H to C_L ; C_H to B

RCS < 1

Ω

µs

Supply Current in Case of Short

Circuit, C_H to C_L, C_H to B

(time = td)

150

VC_Lmax

Overvoltage Protection

Threshold on C_L

RECEIVE SECTION

VRXO

RXO High Level Output Voltage

VDiff < 0.5V; IRXO = 0.3mA;

VC_H = -2 to 7V; VC_L = -2 to 7V;

0.9 VS

RXO Low Level Output Voltage

VDiff > 0.9V; IRXO = 1mA;

VC_H = -2 to 7V; VC_L = -2 to 7V;

0.5

VS =

VC_H -VC_L

Input Signal Threshold

VC_H = -2 to 7V; VC_L = -2 to 7V;

500

700

900

VCOM = (VC_H

+VC_L)/2

Input Common Mode Voltage

Range

-2

VHYS

Differential Input Hysteresis

150

REFERENCE OUTPUT

VRX1

Reference Voltage

IRX1 = 0

0.45 VS

0.5 VS

0.55 VS

RRX1

Output Resistance

Ω

L9616

3/8

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