L9638 Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

L9638

LIN BUS TRANSCEIVER

STMicroelectronics 

L9638

Table 5. Electrical Characteristics

(VS = 6V to 26V; TJ = -40 to 150 °C unless otherwise specified)

Item Symbol

Parameter

Test Condition

1 Supplies

1.1

VS

Supply Voltage

1.2

ISleep

Supply Vs Curent in sleep VEN = VEN low

mode

1.3

IShort

Supply Vs Curent with bus VEN = VEN low

short circuit

1.4

IDStand-by Supply Vs Current in Stand- VLIN = VLINHigh

by Mode with bus recessive VEN = VENLow

VTxD = VTxDHigh

1.5

IDStand-by Supply Vs Current in Stand- VLIN = VLINLow

by Mode with bus dominant VEN = VENLow

(Receive only Mode)

1.6

IsNormal Supply Vs Current in

Normal Mode with bus

recessive

VEN = VENHigh

VLIN = VLINHigh

VTxD = VTxDHigh

1.7

IsNormal Supply Vs Current in

Normal Mode with bus

dominant

VEN = VENHigh

VLIN = VLINLow

VTxD = VTxDLow

2 LIN Bus Interface

2.1

VBUSDom Receive Threshold Voltage VLIN<18V

recessive to dominant state

2.2

VBUSRec Receive Threshold Voltage VLIN ≥8V

dominant to recessive state

2.3

VHYS

Receive Threshold

Hysteresis

VBUSRec-VBUSDom

2.4

VBUScnt Tolerance centre value of (VBUSRec+VBUSDom)/2

Receiver

2.5

ILINON Input Current dominant

VTxD = VTxDLow

state

VLIN = VS

2.5.1

ILINOff

Input Current recessive

state

VTxD = VTxDHigh

VLIN = Vs

2.5.2

ILINOff

Input Current recessive

state

VTxD = VTxDHigh; VS = 12V;

VLIN = 0V (Bus dominant )

2.6

VLINDom Drive Voltage dominant

state

VTxD = VTxDLow

ILIN = 40mA

2.7

RLIN

Output pull up resistor

2.8

fLIN-RxD Transmission Frequency

RVs-LIN =1100Ω

CLIN-GND =10nF

2.9

dVLIN/dt Slew rate rising edge

From 10% to 90% of VLIN

Min. Typ. Max. Unit

6

26

V

10

30

µA

150 500 1700 µA

30 100 200 µA

0.5 1.1 2.5 mA

300 500 700 µA

0.9 1.8 3.5 mA

0.4 0.45 0.5 Vs

0.5 0.55 0.6 Vs

0.05 0.1 0.17 Vs

0.475 0.5 0.525 Vs

40 100 160 mA

-10

10

µA

-1

mA

1.2

V

20

30

47

kΩ

20

kHz

1

2

3 V/µs

3/14

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