Datasheets
OPA4234U by:

Quad, 1.8V, 35µA/ amp, microPower, Precision, Zero Drift CMOS Op Amp 14-SOIC -40 to 85

Part Details for OPA4234U by Texas Instruments

Results Overview of OPA4234U by Texas Instruments

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Applications Education and Research Internet of Things (IoT) Computing and Data Storage Aerospace and Defense Healthcare Telecommunications Automotive

OPA4234U Information

OPA4234U by Texas Instruments is an Operational Amplifier.
Operational Amplifiers are under the broader part category of Amplifier Circuits.

Amplifier circuits use external power to increase the amplitude of an input signal. They can be used to perform linear amplifications or logarithmic functions. Read more about Amplifier Circuits on our Amplifier Circuits part category page.

Price & Stock for OPA4234U

Part # Distributor Description Stock Price Buy
Bristol Electronics   32
RFQ
Rochester Electronics OPA4234 Low Power, Precision Single-Supply Operational Amplifiers ' RoHS: Compliant Status: Obsolete Min Qty: 1 1
  • 1 $10.9600
  • 25 $10.7400
  • 100 $10.3000
  • 500 $9.8600
  • 1,000 $9.3200
$9.3200 / $10.9600 Buy Now
DISTI # OPA4234U
TME IC: operational amplifier, 350kHz, Ch: 4, SO14 Min Qty: 1 0
  • 1 $20.8000
  • 3 $18.1000
  • 10 $16.7000
  • 50 $15.0000
$15.0000 / $20.8000 RFQ

Part Details for OPA4234U

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OPA4234U Part Data Attributes

OPA4234U Texas Instruments
Buy Now Datasheet
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OPA4234U Texas Instruments Quad, 1.8V, 35µA/ amp, microPower, Precision, Zero Drift CMOS Op Amp 14-SOIC -40 to 85
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code SOIC
Package Description SOIC-14
Pin Count 14
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.33.00.01
Date Of Intro 1996-05-01
Samacsys Manufacturer Texas Instruments
Amplifier Type OPERATIONAL AMPLIFIER
Architecture VOLTAGE-FEEDBACK
Average Bias Current-Max (IIB) 0.05 µA
Bias Current-Max (IIB) @25C 0.03 µA
Common-mode Reject Ratio-Min 86 dB
Common-mode Reject Ratio-Nom 106 dB
Frequency Compensation YES
Input Offset Current-Max (IIO) 0.005 µA
Input Offset Voltage-Max 250 µV
JESD-30 Code R-PDSO-G14
JESD-609 Code e4
Length 8.65 mm
Low-Bias NO
Low-Offset YES
Micropower YES
Moisture Sensitivity Level 3
Neg Supply Voltage Limit-Max -18 V
Neg Supply Voltage-Nom (Vsup) -15 V
Number of Functions 4
Number of Terminals 14
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP14,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Packing Method TUBE
Peak Reflow Temperature (Cel) 260
Power NO
Programmable Power NO
Qualification Status Not Qualified
Seated Height-Max 1.75 mm
Slew Rate-Nom 0.2 V/us
Supply Current-Max 1.4 mA
Supply Voltage Limit-Max 18 V
Supply Voltage-Nom (Vsup) 15 V
Surface Mount YES
Technology BIPOLAR
Temperature Grade INDUSTRIAL
Terminal Finish NICKEL PALLADIUM GOLD
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Unity Gain BW-Nom 350
Voltage Gain-Min 19950
Wideband NO
Width 3.9 mm

Alternate Parts for OPA4234U

This table gives cross-reference parts and alternative options found for OPA4234U. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of OPA4234U, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
OPA4234U/2K5 Texas Instruments Check for Price Quad, 1.8V, 35µA/ amp, microPower, Precision, Zero Drift CMOS Op Amp 14-SOIC -40 to 85 OPA4234U vs OPA4234U/2K5
OPA4234U/2K5G4 Texas Instruments Check for Price QUAD OP-AMP, 250uV OFFSET-MAX, 0.35MHz BAND WIDTH, PDSO14, GREEN, PLASTIC, MS-012AB, SOIC-14 OPA4234U vs OPA4234U/2K5G4
Part Number Manufacturer Composite Price Description Compare
OPA4234UE4 Texas Instruments Check for Price Low Power, Precision Single-Supply Operational Amplifiers 14-SOIC -40 to 85 OPA4234U vs OPA4234UE4
OPA4234UG4 Rochester Electronics LLC Check for Price QUAD OP-AMP, 250uV OFFSET-MAX, 0.35MHz BAND WIDTH, PDSO14, GREEN, PLASTIC, MS-012AB, SOIC-14 OPA4234U vs OPA4234UG4
OPA4234U/2K5E4 Texas Instruments Check for Price Low Power, Precision Single-Supply Operational Amplifiers 14-SOIC -40 to 85 OPA4234U vs OPA4234U/2K5E4
OPA4234UAG4 Texas Instruments Check for Price Quad, 1.8V, 35µA/ amp, microPower, Precision, Zero Drift CMOS Op Amp 14-SOIC -40 to 85 OPA4234U vs OPA4234UAG4
OPA4234UAE4 Texas Instruments Check for Price Low Power, Precision Single-Supply Operational Amplifiers 14-SOIC -40 to 85 OPA4234U vs OPA4234UAE4
OPA4234UA Texas Instruments Check for Price Quad, 1.8V, 35µA/ amp, microPower, Precision, Zero Drift CMOS Op Amp 14-SOIC -40 to 85 OPA4234U vs OPA4234UA
OPA4234PA Rochester Electronics LLC Check for Price QUAD OP-AMP, 500uV OFFSET-MAX, 0.35MHz BAND WIDTH, PDIP14, PLASTIC, DIP-14 OPA4234U vs OPA4234PA
OPA4234PA Burr-Brown Corp Check for Price Operational Amplifier, 4 Func, 500uV Offset-Max, BIPolar, PDIP14, PLASTIC, DIP-14 OPA4234U vs OPA4234PA
OPA4234U/2K5 Burr-Brown Corp Check for Price Operational Amplifier, 4 Func, 250uV Offset-Max, PDSO14, GREEN, PLASTIC, MS-012AB, SOIC-14 OPA4234U vs OPA4234U/2K5
OPA4234UA/2K5E4 Texas Instruments Check for Price Low Power, Precision Single-Supply Operational Amplifiers 14-SOIC -40 to 85 OPA4234U vs OPA4234UA/2K5E4

OPA4234U Related Parts

OPA4234U Frequently Asked Questions (FAQ)

  • The maximum power dissipation of the OPA4234U is 670mW, which is calculated based on the maximum junction temperature (TJ) of 150°C and the thermal resistance (θJA) of 125°C/W.

  • To ensure stability, it's essential to follow proper PCB layout practices, minimize parasitic capacitance, and use a compensation capacitor (if necessary) as recommended in the datasheet. Additionally, consider using a series resistor (Rs) to isolate the input capacitance and improve stability.

  • For optimal performance, keep the input traces short and away from noise sources. Use a ground plane to minimize noise coupling, and route the output traces away from the input traces. Also, consider using a star-ground configuration to reduce noise and improve stability.

  • The OPA4234U is specified to operate from -40°C to 125°C. However, the device's performance may degrade at higher temperatures. If you need to operate the device in a high-temperature environment, consider derating the power dissipation and ensuring proper heat sinking to maintain a safe junction temperature.

  • The OPA4234U has built-in ESD protection, but it's still essential to follow proper handling and storage procedures to prevent damage. Use an anti-static wrist strap or mat when handling the device, and store the device in an anti-static bag or container.

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