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Amplifier Circuits / Operational Amplifiers / OPA1641AIDR
Datasheets
OPA1641AIDR by: Texas Instruments

Single Sound-Plus High-Performance, JFET-Input Audio OpAmps 8-SOIC -40 to 85

Part Details for OPA1641AIDR by Texas Instruments

Results Overview of OPA1641AIDR 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

OPA1641AIDR Information

OPA1641AIDR 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.

Available Datasheets

Part # Manufacturer Description Datasheet
OPA1641AIDR Texas Instruments Sound-Plus High-Performance, JFET-Input Audio OpAmps 8-SOIC -40 to 85

Price & Stock for OPA1641AIDR

Part # Distributor Description Stock Price Buy
DISTI # OPA1641AIDR
TME IC: audio amplifier, rail-to-rail output, Ch: 1, SO8, SoundPlus™ Min Qty: 1 0
  • 1 $1.6800
  • 5 $1.5100
  • 25 $1.3400
  • 100 $1.2000
  • 500 $1.1200
  • 2,500 $1.0800
$1.0800 / $1.6800 RFQ
DISTI # C1S746201492614
Chip1Stop OP Amp Single GP R-R O/P ±18V/36V 8-Pin SOIC T/R RoHS: Compliant pbFree: Yes Container: Cut Tape 4507
  • 1 $1.3000
  • 10 $0.9310
  • 50 $0.8280
  • 100 $0.7260
  • 200 $0.6910
  • 500 $0.6710
  • 2,500 $0.6710
$0.6710 / $1.3000 Buy Now
Win Source Electronics IC OPAMP AUDIO 11MHZ RRO 8SOIC 2500
  • 45 $1.2373
  • 100 $1.0153
  • 155 $0.9835
  • 215 $0.9518
  • 275 $0.9201
  • 365 $0.8249
$0.8249 / $1.2373 Buy Now

Part Details for OPA1641AIDR

OPA1641AIDR CAD Models

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OPA1641AIDR Part Data Attributes

Parametric Data
OPA1641AIDR Texas Instruments
Buy Now Datasheet
Compare Parts:
OPA1641AIDR Texas Instruments Single Sound-Plus High-Performance, JFET-Input Audio OpAmps 8-SOIC -40 to 85
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code SOIC
Package Description MS-012AA, SOIC-8
Pin Count 8
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.33.00.01
Samacsys Manufacturer Texas Instruments
Amplifier Type OPERATIONAL AMPLIFIER
Architecture VOLTAGE-FEEDBACK
Average Bias Current-Max (IIB) 0.00002 µA
Bias Current-Max (IIB) @25C 0.00002 µA
Common-mode Reject Ratio-Min 120 dB
Common-mode Reject Ratio-Nom 126 dB
Frequency Compensation YES
Input Offset Current-Max (IIO) 0.00002 µA
Input Offset Voltage-Max 3500 µV
JESD-30 Code R-PDSO-G8
JESD-609 Code e4
Length 4.9 mm
Low-Bias YES
Low-Offset NO
Micropower NO
Moisture Sensitivity Level 2
Neg Supply Voltage-Nom (Vsup) -18 V
Number of Functions 1
Number of Terminals 8
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP8,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Packing Method TR
Peak Reflow Temperature (Cel) 260
Power NO
Programmable Power NO
Qualification Status Not Qualified
Seated Height-Max 1.75 mm
Slew Rate-Nom 20 V/us
Supply Current-Max 2.3 mA
Supply Voltage Limit-Max 40 V
Supply Voltage-Nom (Vsup) 18 V
Surface Mount YES
Temperature Grade INDUSTRIAL
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Unity Gain BW-Nom 11000
Voltage Gain-Min 501000
Wideband NO
Width 3.9 mm

Alternate Parts for OPA1641AIDR

This table gives cross-reference parts and alternative options found for OPA1641AIDR. 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 OPA1641AIDR, 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
OPA140AIDGKT Texas Instruments $2.5324 Single-channel, 11-MHz, low-noise 36-V JFET precision operational amplifier with rail-to-rail output 8-VSSOP -40 to 125 OPA1641AIDR vs OPA140AIDGKT
OPA111AM Texas Instruments $33.2898 Single, Low Bias Current, Low Power, Precision Difet Operational Amplifier 8-TO-99 OPA1641AIDR vs OPA111AM
OPA141AIDGKT Texas Instruments $1.3931 Single, 10-MHz, single supply, low-noise, JFET precision amplifier 8-VSSOP -40 to 125 OPA1641AIDR vs OPA141AIDGKT
OPA140AIDGKR Texas Instruments $1.7779 Single-channel, 11-MHz, low-noise 36-V JFET precision operational amplifier with rail-to-rail output 8-VSSOP -40 to 125 OPA1641AIDR vs OPA140AIDGKR
AD515AKH Analog Devices Inc Check for Price IC OP-AMP, 1000 uV OFFSET-MAX, 1 MHz BAND WIDTH, MBCY8, HERMETIC SEALED, TO-99, 8 PIN, Operational Amplifier OPA1641AIDR vs AD515AKH
HA2-5180-5 Harris Semiconductor Check for Price Operational Amplifier, 1 Func, 4000uV Offset-Max, BIPolar, MBCY8, TO-99, 8 PIN OPA1641AIDR vs HA2-5180-5
OPA141AID Texas Instruments $1.4110 Single, 10-MHz, single supply, low-noise, JFET precision amplifier 8-SOIC -40 to 125 OPA1641AIDR vs OPA141AID
OPA1641AIDGKT Texas Instruments $1.0489 Single Sound-Plus High-Performance, JFET-Input Audio OpAmps 8-VSSOP -40 to 85 OPA1641AIDR vs OPA1641AIDGKT
OPA141AIDGKR Texas Instruments $1.2156 Single, 10-MHz, single supply, low-noise, JFET precision amplifier 8-VSSOP -40 to 125 OPA1641AIDR vs OPA141AIDGKR
OPA140AIDR Texas Instruments $2.1422 Single-channel, 11-MHz, low-noise 36-V JFET precision operational amplifier with rail-to-rail output 8-SOIC -40 to 125 OPA1641AIDR vs OPA140AIDR

OPA1641AIDR Related Parts

OPA1641AIDR Frequently Asked Questions (FAQ)

  • A good PCB layout for OPA1641AIDR involves keeping the input and output traces short and away from each other, using a solid ground plane, and placing decoupling capacitors close to the device. A 4-layer PCB with a dedicated ground plane is recommended.

  • The choice of gain resistors depends on the desired gain and bandwidth. A good starting point is to use the gain resistor values recommended in the datasheet. For custom gains, use the gain equation provided in the datasheet and choose resistors with 1% tolerance or better.

  • The maximum power dissipation of OPA1641AIDR is dependent on the ambient temperature and the thermal resistance of the package. For the SOIC package, the maximum power dissipation is approximately 1.4W at 25°C ambient temperature.

  • Yes, OPA1641AIDR is rated for operation from -40°C to 125°C. However, the device's performance and reliability may degrade at high temperatures. Ensure that the device is properly heatsinked and follow the recommended thermal design guidelines.

  • Use a combination of shielding, filtering, and layout techniques to minimize EMI. Add ferrite beads or chokes to the power supply lines, use a common-mode filter, and keep the circuit layout compact and symmetrical.

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