LTC2949 datasheet(3/80 Pages) AD

3 / 80 page

LTC2949

Rev A

For more information www.analog.com

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

(Notes 1, 2)

DNC

V10

V11

DNC

VREF

CLKO

CLKI

DNC

CSB (IM)

SCK (IP)

SDO (IBIAS)

SDI (ICMP)

IOVCC

BYP2

TOP VIEW

LXE PACKAGE

48-LEAD (7mm × 7mm) PLASTIC LQFP

DNC: DO NOT CONNECT

TJMAX = 150°C, θJA = 20.46°C/W, θJC = 3.68°C/W

EXPOSED PAD (PIN 49), CONNECT TO AGND

GND

ORDER INFORMATION

AUTOMOTIVE PRODUCTS**

TRAY (250PC)

TAPE AND REEL (2000PC) PART MARKING*

PACKAGE DESCRIPTION

MSL RATING TEMPERATURE RANGE

LTC2949ILXE#3ZZPBF

LTC2949ILXE#3ZZTRPBF

LTC2949LXE

48-LEAD PLASTIC eLQFP

–40°C to 85°C

LTC2949HLXE#3ZZPBF

LTC2949HLXE#3ZZTRPBF LTC2949LXE

48-LEAD PLASTIC eLQFP

–40°C to 125°C

Contact the factory for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.

Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix.

**Versions of this part are available with controlled manufacturing to support the quality and reliability requirements of automotive applications. These

models are designated with a #3ZZ suffix. Only the automotive grade products shown are available for use in automotive applications. Contact your local

Analog Devices account representative for specific product ordering information and to obtain the specific Automotive Reliability reports for these models.

Supply Pins

AVCC to AGND ........................................ –0.3V to 14.5V

DVCC to DGND........................................ –0.3V to 14.5V

AVCC to DVCC........................................... –0.1V to 0.1V

DGND to AGND. ........................................ –0.1V to 0.1V

Analog Pins

I1P, I1M, I2P, I2M ......................... –0.3V to VAVCC + 0.3V

I1P to I1M, I2P to I2M ..............................................±1V

VBATP, VBATM ............................. –0.3V to VAVCC + 0.3V

V1-V12......................................... –0.3V to VAVCC + 0.3V

CLKO, DNC.........................................................(Note 3)

Digital Input/Output Pins

IOVCC, CLKI, CSB(IM), SCK(IP)................... –0.3V to 5V

SDI (ICMP), SDO (IBIAS)............................. –0.3V to 5V

SDA, SCL ................................................ –0.3V to 2.75V

Current In/Out of Pins

IP, IM....................................................................±30mA

SDO (IBIAS) .............................................. –1mA to 9mA

V8-V12...................................................................±2mA

VREF (Note 4) .......................................................±2mA

BYP1 (Note 4)......................................... –10mA to 0mA

BYP2 (Note 4)......................................... –10mA to 0mA

Operating Ambient Temperature Range

LTC2949I .................................................–40°C to 85°C

LTC2949H.............................................. –40°C to 125°C

Storage Temperature Range…............... –65°C to 150°C

LTC2949 Datasheet(PDF) 3 Page - Analog Devices

LTC2949 Datasheet(HTML) 3 Page - Analog Devices

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