TLV2444资料

TLV2442, TLV2442A, TLV2444, TLV2444A

Advanced LinCMOS™ RAIL-TO-RAIL OUTPUT

WIDE-INPUT-VOLTAGE OPERATIONAL AMPLIFIERS

SLOS169F – NOVEMBER 1996 – REVISED NOVEMBER 1999

1POST OFFICE BOX 655303 • DALLAS, TEXAS 75265DOutput Swing Includes Both Supply RailsDExtended Common-Mode Input VoltageRange...0Vto4.25 V (Min) at 5-V SingleSupplyDNo Phase InversionDLow Noise...16 nV/√Hz Typ at f = 1 kHzDLow Input Offset Voltage950 µV Max at TA = 25°C (TLV244xA)DLow Input Bias Current...1 pA TypD600-Ω Output DriveDHigh-Gain Bandwidth...1.8 MHz TypDLow Supply Current...750 µA Per ChannelTypDMacromodel IncludedDAvailable in Q-Temp Automotive HighRel Automotive ApplicationsConfiguration Control / Print SupportQualification to Automotive Standards

description

The TLV244x and TLV244xA are low-voltageoperational amplifiers from Texas Instruments.The common-mode input voltage range of thesedevices has been extended over typical standardCMOS amplifiers, making them suitable for a widerange of applications. In addition, these devicesdo not phase invert when the common-mode inputis driven to the supply rails. This satisfies mostdesign requirements without paying a premiumfor rail-to-rail input performance. They also exhibitrail-to-rail output performance for increaseddynamic range in single- or split-supply applica-tions. This family is fully characterized at 3-V and5-V supplies and is optimized for low-voltageoperation. Both devices offer comparable acperformance while having lower noise, input offsetvoltage, and power dissipation than existingCMOS operational amplifiers. The TLV244x hasincreased output drive over previous rail-to-railoperational amplifiers and can drive 600-Ω loadsfor telecommunications applications.

The other members in the TLV244x family are the low-power, TLV243x, and micro-power, TLV2422, versions.

The TLV244x, exhibiting high input impedance and low noise, is excellent for small-signal conditioning forhigh-impedance sources, such as piezoelectric transducers. Because of the micropower dissipation levels andlow-voltage operation, these devices work well in hand-held monitoring and remote-sensing applications. Inaddition, the rail-to-rail output feature with single- or split-supplies makes this family a great choice wheninterfacing with analog-to-digital converters (ADCs). For precision applications, the TLV244xA is available witha maximum input offset voltage of 950 µV.

If the design requires single operational amplifiers, see the TI TLV2211/21/31. This is a family of rail-to-rail outputoperational amplifiers in the SOT-23 package. Their small size and low power consumption make them idealfor high density, battery-powered equipment.

Copyright © 1999, Texas Instruments IncorporatedPRODUCTION DATA information is current as of publication date.Products conform to specifications per the terms of Texas Instrumentsstandard warranty. Production processing does not necessarily includetesting of all parameters.Please be aware that an important notice concerning availability, standard warranty, and use in critical applications ofTexasInstruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

Advanced LinCMOS is a trademark of Texas Instruments Incorporated.Figure 1HIGH-LEVEL OUTPUT VOLTAGEvsHIGH-LEVEL OUTPUT CURRENT

– High-Level Output Voltage – V

VOH3

2.5

2

1.5

1

0.5

0024681012IOH – High-Level Output Current – mAVDD = 3 V

TA = 125°C

TA = 85°CTA = 25°CTA = –40°C

On products compliant to MIL-PRF-38535, all parameters are testedunless otherwise noted. On all other products, productionprocessing does not necessarily include testing of all parameters.元器件交易网www.cecb2b.comTLV2442, TLV2442A, TLV2444, TLV2444A

Advanced LinCMOS™ RAIL-TO-RAIL OUTPUT

WIDE-INPUT-VOLTAGE OPERATIONAL AMPLIFIERS

SLOS169F – NOVEMBER 1996 – REVISED NOVEMBER 1999

2POST OFFICE BOX 655303 • DALLAS, TEXAS 75265TLV2442 AVAILABLE OPTIONS

PACKAGED DEVICES

TAVIOmaxAT 25°CSMALLOUTLINE(D)CHIP CARRIER(FK)CERAMIC DIP(JG)TSSOP(PW)CERAMIC FLATPACK(U)

0°C to 70°C2.5 mVTLV2442CD——TLV2442CPW—

Cto85C950 VTLV2442AID——TLV2442AIPW—–40°C to 85°µ2.5 mVTLV2442ID————

Cto125°C950 VTLV2442AQD————–40°C to 125µ2.5 mVTLV2442QD————

Cto125°C950 µV—TLV2442AMFKTLV2442AMJG—TLV2442AMU–55°C to 1252.5 mV—TLV2442MFKTLV2442MJG—TLV2442MU

The D and PW packages are available taped and reeled. Add R suffix to device type (e.g., TLV2442CDR).

TLV2444 AVAILABLE OPTIONS

PACKAGED DEVICES

TAVIOmaxAT 25°CSMALLOUTLINE(D)TSSOP(PW)

0°C to 70°C2.5 mVTLV2444CDTLV2444CPW

Cto125950 µVTLV2444AIDTLV2444AIPW–40°C to 125°C2.5 mVTLV2444IDTLV2444IPWThe D and PW packages are available taped and reeled. Add R suffix to device type (e.g., TLV2444CDR).