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  2. /Products
  3. /Integrated Circuits - ICs
  4. /Amplifier ICs
  5. /OPA644U
OPA644U thumbnail 1
Texas Instruments

OPA644U

Category
Amplifier ICs
Manufacturer
Texas InstrumentsDetails
Datasheet
Description
1.0 20uA 2.5V/ns 6mV SOIC-8 Operational Amplifier
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Quality Control
Authentic & Traceable
Shipping (In-stock)
1-3 business days
Quote Response
Within 24 Hours
Stock Status2640
QuantityOPA644U
Country

Get Tiered Pricing (Submit RFQ)

Specification
Documentation
TypeDescriptionTypeDescription
PackageSOIC-8Number of Channels1.0
Ib - Input Bias Current20uASlew Rate2.5V/ns
Dual Supply-5.5V~5.5VCommon Mode Rejection Ratio(CMRR)55dB
Operating Temperature-40℃~+85℃Maximum Power Supply Range (Vdd-Vss)11V
Input Offset Voltage Drift(Vos TC)20uV/℃Noise density(eN)10.3nV/√Hz@100Hz
Vos - Input Offset Voltage6mVCNHTS8542339000
USHTS8542330001TARIC8542339000
CAHTS8542330000BRHTS85423390
INHTS85423300MXHTS8542.33.99
Certified Quality & Compliance
Purchase & Inquiry
Secure Packaging
Shipping & Availability
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YG GROUP supports reliable sourcing through quality controls and compliance documentation. Please confirm product requirements, applicable certifications and supporting documents before ordering.

  • 1. Certification Scope: Quality certifications apply only to the entities, sites and activities listed in valid certificates. Management system certification does not certify each individual product.
  • 2. Product Authenticity: Products must match the agreed manufacturer, part number and condition. Supplier screening and authenticity checks help reduce counterfeit risk.
  • 3. Inspection & Testing: The inspection scope follows product risks and agreed requirements. Additional testing, laboratory arrangements, costs and lead times require written confirmation.
  • 4. Traceability & Documentation: Request conformity certificates, traceability records or test reports before ordering. Document availability, issuer and coverage must be confirmed for the offered goods.
  • 5. Environmental Compliance: RoHS and REACH information is based on applicable manufacturer documentation. Confirm the exact part, declaration date and relevant exemptions before ordering.
  • 6. Handling & Protection: Handling, storage and packaging follow applicable product requirements, including ESD and moisture protection where required. Special handling requirements must be agreed before ordering.
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Product FAQ
Purchasing FAQ

What type of component is OPA644U, and what package does it use?

OPA644U is an authentic electronic component manufactured by Texas Instruments, categorized under Amplifier ICs. It is supplied in the standard SOIC-8 package footprint, providing industry-standard mechanical dimensions and terminal configurations for board-level assembly. Full pinout configurations, physical footprint drawings, and rated operating tolerances are documented in the official OPA644U datasheet above.

Why is pricing for OPA644U available via RFQ rather than a fixed checkout price?

Electronic component spot-market pricing for OPA644U fluctuates based on real-time global availability, production date codes, minimum order quantities (MOQ), and packaging formats (e.g., Reel, Tube, Tray). Using an RFQ ensures you receive accurate, real-time volume pricing tied to verified, traceable inventory rather than stale catalog estimates.

How quickly can OPA644U be shipped once quoted?

Lead times for OPA644U depend on whether stock is dispatched from our central hub or regional franchise partners. Ready-to-ship inventory typically leaves the warehouse within 1–3 business days following quality inspection, while factory-direct or back-ordered allocations are confirmed with an estimated ship date upon RFQ reply.

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