ATA664151_14 Datasheet, PDF (1/50 Pages) ATMEL Corporation – LIN System Basis Chip with LIN Transceiver

ATA664151
LIN System Basis Chip with LIN Transceiver, 5V
Regulator, Watchdog, 8-channel High Voltage Switch
Interface with High Voltage Current Sources, 16-bit SPI
DATASHEET
Features
● 8-channel HV switch interface with HV current sources
● Linear low-drop voltage regulator, up to 80mA current capability, V_CC = 5.0V ±2%
● Fulfills the OEM “Hardware Requirements for LIN in Automotive Applications
Rev.1.3”
● LIN master and slave operation possible
● Supply voltage up to 40V
● Operating voltage V_S = 5V to 27V
● Internal voltage divider for V_Battery sensing (±2%)
● 16-bit serial interface (daisy-chain-capable) for configuration and diagnosis
● Typically 8µA supply current during sleep mode
● Typically 35µA supply current in active low-power mode
● VCC-undervoltage detection (4ms reset time) and watchdog reset logical
combined at NRES open drain output
● LIN high-speed mode up to 200kBit/s
● Adjustable watchdog timer via external resistor
● Negative trigger input for watchdog
● LIN physical layer complies with LIN 2.1 specification and SAE J2602-2
● Wake-up capability via LIN bus and CL15
● Bus pin is overtemperature and short-circuit protected versus GND and battery
● Advanced EMC and ESD performance
● Package: QFN32 5x5mm
9268H-AUTO-08/14