ATA664151
LIN System Basis Chip with LIN Transceiver, 5V Regulator, Watchdog, 8-channel High Voltage Switch Interface wi...
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, VCC = 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 VS = 5V to 27V ● Internal voltage divider for VBattery 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
9268I-AUTO-04/15
1. Description
The Atmel® ATA664151 is a system basis chip with an eight-channel high voltage switch interface, a LIN 2.1 and SAEJ2602-2-compliant LIN transceiver, low-drop voltage
regulator, and an adjustable window watchdog. The Atmel ATA664...