ATA664251-WGQW

ATA664251-WGQW Datasheet


Atmel ATA664251

Part Datasheet
ATA664251-WGQW ATA664251-WGQW ATA664251-WGQW (pdf)
Related Parts Information
ATA664251-WGQW-1 ATA664251-WGQW-1 ATA664251-WGQW-1
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Atmel ATA664251
16K Flash Microcontroller with LIN Transceiver, 5V Regulator, Watchdog, 8-channel High Voltage Switch

Interface with High Voltage Current Sources, 16-bit SPI DATASHEET

General Features
● Single-package high performance, low-power 8-bit microcontroller with LIN transceiver, 5V regulator 80mA current capability , watchdog, 8-channel High Voltage HV switch interface with High Voltage HV current sources and 16-bit Serial Programming Interface SPI
● Very low current consumption in Sleep Mode ● 16-Kbytes flash memory for application program ● Supply voltage up to 40V ● Operating voltage 5V to 27V ● Temperature range Tcase to +125°C ● QFN48, 7mm x 7mm package

ATA664251 is a System-in-Package SiP product, which is particularly suited for complete LIN-bus node applications. It is especially designed for LIN-switch applications and includes nearly the complete LIN node. It consists of two ICs in one package supporting highly integrated solutions for in-vehicle LIN networks. The first chip is the LIN-system-basis-chip LINSBC ATA664151, which has an integrated LIN transceiver, a 5V regulator 80mA , a window watchdog, an 8-channel High Voltage Switch Interface with High Voltage Current Sources and a 16-bit SPI for configuration and diagnosis.

The second chip is an automotive microcontroller from the series of 8-bit microcontrollers from Atmel with advanced RISC architecture, the Atmel ATtiny167 with 16-Kbytes flash memory.

All pins of the LIN-SBC as well as all pins of the AVR microcontroller are bonded out to provide customers the same flexibility for their applications as they have when using discrete parts.

In Section “Pin Configuration” on page 2 you will find the pin configuration for the complete SiP. The Section “LIN-systembasis-chip LIN-SBC Block” on page 5 describes the LIN-SBC, and Section “AVR Microcontroller Block” on page 44 describes the AVR microconroller.

Figure Application Diagram

LIN-bus

Atmel ATA664251

MCU Atmel ATtiny 167

LIN-SBC Atmel

ATA664151

Pin Configuration

Figure Pinning QFN48

PA5 PA4 PA6 AGND AVCC PA3 PA0 PA2 PA1 PB0 PB1 PB2

PA7 PB7 PB6 VDD

PB4 PB5 CS4 CS5 CS6 CS7 CS8
48 47 46 45 44 43 42 41 40 39 38 37

Atmel

ATA664251 31
13 14 15 16 17 18 19 20 21 22 23 24

PB3 LIN VBATT CL15

CS3 CS2 CS1 IREF VDIV WDOSC PWM3 PWM2

GND VCC NTRIG TXD RXD NRES NIRQ MISO MOSI SCK NCS PWM1

Atmel ATA664251 [DATASHEET]

Table Pin Description

CS4 1

CS5 1

CS6 1

CS7 1

CS8 1

GND 1

VCC 1

NTRIG 1

TXD 1

RXD 1

NRES 1
The parts are characterized at frequencies higher than test limits. Parts are not guaranteed to function properly at frequencies higher than the ordering code indicates.

The difference between current consumption in Power-down mode with Watchdog Timer enabled and Power-down mode with Watchdog Timer disabled represents the differential current drawn by the Watchdog Timer.

Active Supply Current

Figure Active Supply Current versus Low Frequency - 1.0MHz

ICC mA

Frequency MHz

Figure Active Supply Current versus Frequency 1MHz

ICC mA

Frequency MHz

Atmel ATA664251 [DATASHEET] 263

Figure Active Supply Current versus VCC Internal RC Oscillator, 8MHz

ICC mA

VCC V

Figure Active Supply Current versus VCC Internal RC Oscillator, 128kHz

ICC mA

VCC V

Idle Supply Current

Figure Idle Supply Current versus Frequency 1MHz
10 9 8 7 6 5 4 3

ICC mA

Frequency MHz
150 125
85 25 -40
150 125
85 25 -40

Atmel ATA664251 [DATASHEET] 264

Figure Idle Supply Current versus VCC Internal RC Oscillator, 8MHz

IDLE SUPPLY CURRENT vs. VCC

INTERNAL RC OSCILLATOR 8MHz

ICC mA

VCC V

Figure Idle Supply Current versus 5 VCC Internal RC Oscillator, 128kHz

ICC mA

VCC V

Supply Current of I/O modules

The table below can be used to calculate the additional current consumption for the different I/O modules Idle mode. The enabling or disabling of the I/O modules are controlled by the Power Reduction Register. See Section “PRR Power Reduction Register” on page 82 for details.

Table Additional Current Consumption for the Different I/O Modules Absolute Values

Module

Vcc = 5.0V Freq. = 16MHz

Vcc = 5.0V Freq. = 8MHz

Vcc = 3.0V Freq. = 8MHz
Ordering Information

Extended Type Number

Program Memory

ATA664251-WGQW
16-kB flash

Package Information

Package QFN48, 7x 7

Remarks VCC = 5V, Voltage Divider, VVCCuv = 2.9V

Package QFN 48 - 7 x 7 Exposed pad x Dimensions in mm Not indicated tolerances ±
1 max.

Drawing-No. Issue 1;
37 36
25 24
technical drawings according to DIN specifications
12 13 nom.

History
9269B-AUTO-11/12
• Set datasheet from Preliminary to Standard

Atmel ATA664251 [DATASHEET] 286

Table of Contents

General Features

Pin Configuration

Absolute Maximum Ratings of the SIP

LIN-system-basis-chip LIN-SBC Block Features 5 Description 6 Pin and Functional Description 7 Operating Modes 10 Wake-up Scenarios from Sleep Mode 17 Wake-up Scenarios from Active Low-power Mode 18 Serial Programming Interface SPI 19 Switch Interface Unit 24 Voltage Regulator 29 Watchdog 30 Worst Case Calculation with RWD_OSC = 51kΩ 31 CL15 HV Input 32 Fail-safe Features 32 Absolute Maximum Ratings 33 Electrical Characteristics 34 Application Information 43

AVR Microcontroller Block Features 44 Description 45 AVR CPU Core 48 AVR Memories 54 System Clock and Clock Options 61 Power Management and Sleep Modes 77 System Control and Reset 82 Interrupts 93 External Interrupts 96 I/O-Ports 100 8-bit Timer/Counter0 and Asynchronous Operation 118 Timer/Counter1 Prescaler 134 16-bit Timer/Counter1 136 SPI - Serial Peripheral Interface 163 USI Universal Serial Interface 171 LIN/UART - Local Interconnect Network Controller or UART 181 ISRC - Current Source 202 ADC Analog to Digital Converter 205 AnaComp Analog Comparator 223 DebugWIRE On-chip Debug System 227 Flash Programming 228 Memory Programming 235 Electrical Characteristics 251 Decoupling Capacitors 262 Typical Characteristics 263 Register Summary 272 Instruction Set Summary 278

Atmel ATA664251 [DATASHEET] 287
Atmel ATA664251 [DATASHEET] 288

Atmel Corporation 2325 Orchard Parkway San Jose, CA 95131 USA Tel +1 408 441-0311 Fax +1 408 487-2600

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More datasheets: 55-00228 | 55-00233 | 55-00215 | 55-00214 | 55-00229 | 55-00041 | 55-00213 | 55-00020 | 55-00216 | ATA664251-WGQW-1


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Datasheet ID: ATA664251-WGQW 519203