Texas Instruments OPA1644 OPA1641/1642/1644 SoundPLUS? High-Performance, JFET-Input Audio OpAmps OPA1644AIDR

OPA1641/1642/1644 SoundPLUS? High-Performance, JFET-Input Audio OpAmps 14-SOIC -40 to 85

Audio Amplifier 4 Circuit Rail-to-Rail 14-SOIC

Manufacturer: Texas Instruments
Win Source Part Number: 1084552-OPA1644AIDR
Packaging: Reel - TR
Number of Circuits: 4
Mounting: SMD (SMT)
Output Type: Rail-to-Rail
Amplifier Type: Audio
Slew Rate: 20 V/μs
Current - Input Bias: 2pA
Voltage - Input Offset: 1mV
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C
Case / Package: 14-SOIC
Supply Voltage - Operating: 4.5 V to 36 V, ±2.25 V to 18 V
Operating Supply Current: 1.8mA
Channel Output Current: 36mA
Gain Bandwidth Product (GBP): 11MHz
Alternative Parts (Cross-Reference): OPA1644AIPW; OPA1644AID; OPA1644AIPWR;
Popularity: Medium
Fake Threat In the Open Market: 41 pct.
Supply and Demand Status: Balance

4-CH Stereo Class-AB Audio Amp, Rail-to-Rail, 14-Pin SOIC Product overview: OPA1644AIDR from Texas Instruments is an Operational Amplifier IC for signal conditioning, buffering, current sensing, analog measurement, filtering, and precision control. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include SOIC. Search-friendly keywords include op amp, operational amplifier, buffer amplifier, current sense, SOIC, Operational Amplifier IC, OP Amps, Buffer Amps ICs. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 687-OPA1644AIDR can be used for catalog matching and distributor lookup.