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ATA6622C_14 Datasheet, PDF (1/29 Pages) ATMEL Corporation – Master and slave operation possible | |||
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ATA6622C/ATA6624C/ATA6626C
LIN Bus Transceiver with 3.3V (5V) Regulator and
Watchdog
DATASHEET
Features
â Master and slave operation possible
â Supply voltage up to 40V
â Operating voltage VS = 5V to 27V
â Typically 10µA supply current during Sleep Mode
â Typically 57µA supply current in Silent Mode
â Linear low-drop voltage regulator, 85mA current capability:
â Normal, Fail-safe, and Silent Mode
â Atmel ATA6622C VCC = 3.3V ±2%
â Atmel ATA6624C VCC = 5.0V ±2%
â Atmel ATA6626C VCC = 5.0V ±2%, TXD time-out timer disabled
â In Sleep Mode VCC is switched off
â VCC- undervoltage detection (4ms reset time) and watchdog reset logical
combined at open drain output NRES
â Negative trigger input for watchdog
â Boosting the voltage regulator possible with an external NPN transistor
â LIN physical layer according to LIN 2.0, 2.1 and SAEJ2602-2
â Wake-up capability via LIN-bus, wake pin, or Kl_15 pin
â INH output to control an external voltage regulator or to switch off the master pull
up resistor
â TXD time-out timer; Atmel ATA6626C: TXD time-out timer Is disabled
â Bus pin is overtemperature and short circuit protected versus GND and battery
â Adjustable watchdog time via external resistor
â Advanced EMC and ESD performance
â Fulfills the OEM âHardware Requirements for LIN in automotive Applications
Rev.1.0â
â Interference and damage protection according to ISO7637
â Qualified according to AEC-Q100
â Package: QFN 5mm x 5mm with 20 pins (Moisture Sensitivity Level 1)
4986O-AUTO-10/14
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