Rainbow-electronics ATA6670 Manual de usuario descargar pdf (Pagina 12)

9204C–AUTO–09/11

Atmel ATA6670 [Preliminary]

6. Electrical Characteristics

5V < V

< 27V, T

= –40°C to +150°C; the values below are valid for each of the two nearly identical integrated LIN transceivers unless

otherwise specified.

No. Parameters Test Conditions Pin Symbol Min. Typ. Max. Unit Type*

1.1 DC voltage range nominal VS V

513.527VA

1.2 Supply current in sleep mode

Sleep mode

LIN

> V

– 0.5V

< 14V

VS I

VSsleep

10 20 µA A

Sleep mode,

bus shorted to GND

LIN

= 0V

< 14V

VS I

VSsleep_sc

23 45 µA A

1.3

Supply current in normal mode

Bus recessive

< 14V

VS I

VSrec

0.9 1.3 mA A

1.4

Bus dominant

< 14V

Total bus load > 500Ω

VS I

VSdom

1.2 2 mA A

1.5 Supply current in fail-safe mode

Bus recessive

< 14V

VS I

VSfail

0.5 1.1 mA A

1.6 V

undervoltage threshold on VS V

Sth

44.95VA

1.7 V

undervoltage threshold off VS V

Sth

4.05 5 V A

1.8

undervoltage threshold

hysteresis

VS V

Sth_hys

50 500 mV A

2 RXD Output Pin (Open Drain)

2.1 Low-level output sink current

Normal mode

LIN

= 0V, V

RXD

= 0.4V

RXD I

RXDL

1.3 2.5 8 mA A

2.2 RXD saturation voltage 5-kΩ pull-up resistor to 5V RXD Vsat

RXD

0.4 V A

2.3 High-level leakage current

Normal mode

LIN

= V

BAT

, V

RXD

= 5V

RXD I

RXDH

–3 +3 µA A

2.4 ESD Zener diode I

RXD

= 100µA RXD VZ

RXD

5.8 8.6 V A

3 TXD Input/Output Pin

3.1 Low-level voltage input TXD V

TXDL

–0.3 +0.8 V A

3.2 High-level voltage input TXD V

TXDH

27VA

3.3 Pull-down resistor V

TXD

= 5V TXD R

TXD

125 250 600 kΩ A

3.4 Low-level leakage current V

TXD

= 0V TXD I

TXD_leak

–3 +3 µA A

3.5

Low-level output sink current

(only available at transceiver 2)

Transceiver 2: fail-safe mode,

local wake-up

TXD2

= 0.4V

LIN2

= V

BAT

TXD2 I

TXD2

1.3 2.5 8 mA A

4EN Input Pin

4.1 Low-level voltage input EN V

ENL

–0.3 +0.8 V A

4.2 High-level voltage input EN V

ENH

27VA

4.3 Pull-down resistor V

= 5V EN R

125 250 600 kΩ A

4.4 Low-level input current V

= 0V EN I

–3 +3 µA A

*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter

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Rainbow-electronics ATA6670 Manual de usuario Pagina 12

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