ATA663331/54 LIN System Basis Chip Including LIN Transceiver, Voltage Regulator, Dual Low Side Driver and a High Side Switch

2021-07-26
Designed in compliance with LIN specifications 2.0, 2.1, 2.2, 2.2A and SAEJ2602-2, the ATA6633XX is a new generation of system basis chips with a fully integrated LIN transceiver, a low drop voltage regulator (3.3V/5V/85 mA), two low side drivers, and one high side driver. This combination makes it possible to develop simple, but powerful nodes in LIN bus systems. ATA6633XX is designed to handle low speed data communication in vehicles (such as convenience electronics). Improved slope control at the LIN driver ensures secure data communication up to 20 kBaud. The bus output is designed to withstand high voltage. Sleep mode and Silent mode guarantee minimized current consumption even in the case of a floating or short circuited LIN bus.
■Features:
●Supply Voltage up to 40V
●Operating Voltage V-VS= 5V to 28V
●Supply Current
◆Sleep Mode: Typically 10μA
◆Silent Mode: Typically 47μA
◆Very Low Current Consumption at Low Supply Voltages (2V < V-VS< 5.5V): Typically 130μA
●Linear Low Drop Voltage Regulator, 85 mA Current Capability:
◆MLC (Multi-Layer Ceramic) Capacitor with 0Ω ESR
◆Normal, Fail-Safe and Silent Mode
ATA663354: V-VCC=5.0V±2%
ATA663331: V-VCC=3.3V±2%
◆Sleep Mode: VCC Is Switched Off
●VCC Undervoltage Detection with Open Drain Reset Output (NRES, 4 ms Reset Time)
●Voltage Regulator Is Short Circuit and Overtemperature Protected
●LIN Physical Layer According to LIN 2.0, 2.1, 2.2, 2.2A and SAEJ2602-2
●Bus Pin Is Overtemperature and Short Circuit Protected versus GND and Battery
●Two Low Side Protected Switches and One High Side Protected Switch
●Wake-Up Capability via LIN Bus (100μs Dominant) and WKin Pin
●Wake-Up Source Recognition
●TXD Time-Out Timer
●Advanced EMC and ESD Performance
●Fulfills the “OEM Hardware Requirements for LIN in Automotive Applications”, Version.1.3
●Interference and Damage Protection According to ISO7637
●AEC-Q100 and AEC-Q006 Qualified
●Available in 16-Pin, 3 mm x 5.5 mm VDFN Package with Wettable Flanks (Moisture Sensitivity Level 1)
■Applications:
●LIN Networks in Automotive
●Industrial
●Medical
●Consumer Applications

MICROCHIP

ATA663331ATA663354ATA663331-GDQWATA663354-GDQW

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Part#

LIN System Basis Chipnew generation of system basis chips

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LIN Networks in Automotive ]Industrial ]Medical ]Consumer Applications ]

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Datasheet

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Please see the document for details

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16-Lead VDFN

English Chinese Chinese and English Japanese

April 2021

Revision B

DS20005882B

1.5 MB

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