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TLV9042

ACTIVE

Dual, 5.5-V, 350-kHz, Ultra-low 1.2-V, low quiescent current (10-μA) op amp

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Data sheet

TLV9042

ACTIVE
Data sheet Order now

Product details

Number of channels 2 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 5.5 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 1.2 Rail-to-rail In, Out GBW (typ) (MHz) 0.35 Slew rate (typ) (V/µs) 0.2 Vos (offset voltage at 25°C) (max) (mV) 2.25 Iq per channel (typ) (mA) 0.01 Vn at 1 kHz (typ) (nV√Hz) 66 Rating Catalog Operating temperature range (°C) -40 to 125 Offset drift (typ) (µV/°C) 0.8 Features Cost Optimized, EMI Hardened, Low Power, Shutdown, Small Size Input bias current (max) (pA) 12 CMRR (typ) (dB) 89 Iout (typ) (A) 0.04 Architecture CMOS Input common mode headroom (to negative supply) (typ) (V) 0 Input common mode headroom (to positive supply) (typ) (V) 0 Output swing headroom (to negative supply) (typ) (V) 0.02 Output swing headroom (to positive supply) (typ) (V) 0.02
Number of channels 2 Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V) 5.5 Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V) 1.2 Rail-to-rail In, Out GBW (typ) (MHz) 0.35 Slew rate (typ) (V/µs) 0.2 Vos (offset voltage at 25°C) (max) (mV) 2.25 Iq per channel (typ) (mA) 0.01 Vn at 1 kHz (typ) (nV√Hz) 66 Rating Catalog Operating temperature range (°C) -40 to 125 Offset drift (typ) (µV/°C) 0.8 Features Cost Optimized, EMI Hardened, Low Power, Shutdown, Small Size Input bias current (max) (pA) 12 CMRR (typ) (dB) 89 Iout (typ) (A) 0.04 Architecture CMOS Input common mode headroom (to negative supply) (typ) (V) 0 Input common mode headroom (to positive supply) (typ) (V) 0 Output swing headroom (to negative supply) (typ) (V) 0.02 Output swing headroom (to positive supply) (typ) (V) 0.02
SOIC (D) 8 29.4 mm² 4.9 x 6 SOT-23-THN (DDF) 8 8.12 mm² 2.9 x 2.8 TSSOP (PW) 8 19.2 mm² 3 x 6.4 VSSOP (DGK) 8 14.7 mm² 3 x 4.9 WSON (DSG) 8 4 mm² 2 x 2 X2QFN (RUG) 10 3 mm² 1.5 x 2
  • Low power CMOS amplifier for cost-optimized applications
  • Operational from supply voltage as low as 1.2 V
  • Low input bias current: 1-pA typical, 12-pA maximum
  • Low quiescent current: 10 µA/ch
  • Low integrated noise of 6.5 µVp-p in 0.1 Hz – 10 Hz
  • Rail-to-rail input and output
  • High gain bandwidth product: 350 kHz
  • Thermal noise floor: 64 nV/√Hz
  • Low input offset voltage: ±0.6 mV
  • Unity-gain stable
  • Robustly drives 100 pF of load capacitance
  • Internal RFI and EMI filtered input pins
  • Wide specified temperature range: –40°C to 125°C
  • Low power CMOS amplifier for cost-optimized applications
  • Operational from supply voltage as low as 1.2 V
  • Low input bias current: 1-pA typical, 12-pA maximum
  • Low quiescent current: 10 µA/ch
  • Low integrated noise of 6.5 µVp-p in 0.1 Hz – 10 Hz
  • Rail-to-rail input and output
  • High gain bandwidth product: 350 kHz
  • Thermal noise floor: 64 nV/√Hz
  • Low input offset voltage: ±0.6 mV
  • Unity-gain stable
  • Robustly drives 100 pF of load capacitance
  • Internal RFI and EMI filtered input pins
  • Wide specified temperature range: –40°C to 125°C

The low-power TLV904x family includes single (TLV9041), dual (TLV9042), and quad-channel (TLV9044) ultra-low-voltage (1.2 V to 5.5 V) operational amplifiers (op-amps) with rail-to-rail input and output swing capabilities. The TLV904x enables power savings both with its low quiescent current (10 µA, typ.) and the ability to operate at supply voltages as low as 1.2 V, making it one of the few amplifiers in the industry capable of 1.5-V coin cell applications. Further power savings can be achieved using the shutdown mode (TLV9041S, TLV9042S, and TLV9044S) that allows the amplifiers to be switched off and enter into a standby mode with typical current consumption of less than 150 nA. These devices offer a cost-effective amplifier solution for power and space-constrained applications such as battery-powered IoT devices, wearable electronics, and personal electronics where low-voltage operation is crucial.

The robust design of the TLV904x family simplifies circuit design. These op-amps feature an integrated RFI and EMI rejection filter, unity-gain stability, and no-phase reversal in input overdrive conditions. The device also delivers excellent AC performance with a gain bandwidth of 350 kHz and a high cap load drive of 100 pF, enabling designers to achieve both improved performance and lower power consumption.

Space-saving micro-size packages, such as X2QFN and WSON, are offered for all channel variants (single, dual, and quad), along with industry-standard packages such as SOIC, VSSOP, TSSOP, and SOT-23 packages.

The low-power TLV904x family includes single (TLV9041), dual (TLV9042), and quad-channel (TLV9044) ultra-low-voltage (1.2 V to 5.5 V) operational amplifiers (op-amps) with rail-to-rail input and output swing capabilities. The TLV904x enables power savings both with its low quiescent current (10 µA, typ.) and the ability to operate at supply voltages as low as 1.2 V, making it one of the few amplifiers in the industry capable of 1.5-V coin cell applications. Further power savings can be achieved using the shutdown mode (TLV9041S, TLV9042S, and TLV9044S) that allows the amplifiers to be switched off and enter into a standby mode with typical current consumption of less than 150 nA. These devices offer a cost-effective amplifier solution for power and space-constrained applications such as battery-powered IoT devices, wearable electronics, and personal electronics where low-voltage operation is crucial.

The robust design of the TLV904x family simplifies circuit design. These op-amps feature an integrated RFI and EMI rejection filter, unity-gain stability, and no-phase reversal in input overdrive conditions. The device also delivers excellent AC performance with a gain bandwidth of 350 kHz and a high cap load drive of 100 pF, enabling designers to achieve both improved performance and lower power consumption.

Space-saving micro-size packages, such as X2QFN and WSON, are offered for all channel variants (single, dual, and quad), along with industry-standard packages such as SOIC, VSSOP, TSSOP, and SOT-23 packages.
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Type Title Date
* Data sheet TLV904x 1.2-V Ultra Low Voltage, 10µA Micro-Power RRIO Amplifier for Power Conscious Applications datasheet (Rev. G) PDF | HTML 08 Mar 2022
Technical article Designing with low-power op amps, part 4: Stability concerns and solutions PDF | HTML 08 Mar 2022
Application note Voltage-to-current (V-I) converter circuit with MOSFET (Rev. A) PDF | HTML 20 Aug 2021
Technical article Designing with low-power op amps, part 3: Saving power with the shutdown amplifier PDF | HTML 27 Jul 2021
Circuit design AC-coupled transimpedance amplifier circuit PDF | HTML 13 May 2021
Technical article Designing with low-power op amps, part 2: Low-power op amps for low-supply-voltage PDF | HTML 24 Mar 2021
Technical article Designing with low-power op amps, part 1: Power-saving techniques for op-amp circu PDF | HTML 02 Feb 2021
Analog Design Journal Second-sourcing options for small-package amplifiers 26 Mar 2018

Design & development

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TLV904x PSpice Model (Rev. A)

SBOMB62A.ZIP (27 KB) - PSpice Model
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TLV904x TINA-TI Reference Design (Rev. A)

SBOMB60A.ZIP (6 KB) - TINA-TI Reference Design
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TLV904x TINA-TI Spice Model (Rev. A)

SBOMB61A.ZIP (4 KB) - TINA-TI Spice Model
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CIRCUIT060014 — Voltage-to-current (V-I) converter circuit with MOSFET

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PSPICE-FOR-TI — PSpice® for TI design and simulation tool

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Package Pins CAD symbols, footprints & 3D models
SOIC (D) 8 Ultra Librarian
SOT-23-THN (DDF) 8 Ultra Librarian
TSSOP (PW) 8 Ultra Librarian
VSSOP (DGK) 8 Ultra Librarian
WSON (DSG) 8 Ultra Librarian
X2QFN (RUG) 10 Ultra Librarian
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