ATA6622C

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