VCA824IDRG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

VCA824IDRG4 is a wideband, single-channel variable gain amplifier (VGA) with a 420 MHz bandwidth and a 40 dB linear gain adjustment range. It operates from a ±5 V dual supply in a 14-pin SO package, suited for ultrasound, communications, and precision test equipment signal chains.

OBSOLETEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
VCA824IDRG4Small Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
14
Lifecycle
OBSOLETE
Category
Integrated Circuit
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of VCA824IDRG4?

  • 420 MHz wideband bandwidth for high-frequency signal processing
  • 40 dB gain adjustment range with linear-in-dB control
  • Single-channel VGA architecture for precision analog gain stages
  • Dual supply operation: -4 V to -6 V negative rail, ±5 V nominal
  • 14-pin SOIC package for straightforward PCB integration
  • Designed for ultrasound, medical imaging, and RF signal chain applications

What is VCA824IDRG4 used for?

VCA824IDRG4 is used in medical ultrasound time-gain compensation (TGC) stages, software-defined radio (SDR) receiver chains, and wideband test and measurement instruments. Its 40 dB gain range and 420 MHz bandwidth allow designers to dynamically adjust signal amplitude across a wide frequency spectrum in industrial, communications, and imaging applications.

What are the specifications of VCA824IDRG4?

YTEOL0
Analog IC - Other TypeANALOG CIRCUIT
JESD-30 CodeR-PDSO-G14
JESD-609 Codee4
Neg Supply Voltage-Max (Vsup)-6 V
Neg Supply Voltage-Min (Vsup)-4 V
Neg Supply Voltage-Nom (Vsup)-5 V
Number of Channels1
Number of Functions1
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP14,.25
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Supply Current-Max (Isup)38.5mA
Supply Voltage-Max (Vsup)6V
Supply Voltage-Min (Vsup)4V
Supply Voltage-Nom (Vsup)5V
Surface MountYES
TechnologyBIPOLAR
Temperature GradeINDUSTRIAL
Terminal FinishNICKEL PALLADIUM GOLD
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 2
HTS Code8542.39.00.01

Where can I find the VCA824IDRG4 datasheet?

VCA824IDRG4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for VCA824IDRG4?

Compatible alternatives and drop-in replacements for VCA824IDRG4:

VCA824IDTexas Instruments

Analog Circuit, 1 Func, 1 Channel, BIPolar, PDSO14

View Part →
VCA824IDG4Texas Instruments

Analog Circuit, 1 Func, BIPolar, PDSO14

View Part →
VCA824IDRTexas Instruments

Analog Circuit, 1 Func, BIPolar, PDSO14

View Part →

Frequently Asked Questions

What gain adjustment range does VCA824IDRG4 provide and how is it controlled in a typical signal chain?

VCA824IDRG4 offers a 40 dB linear gain adjustment range, controlled via an analog voltage applied to its gain control pin, enabling the host system to dynamically scale signal amplitude across a wide range without switching signal paths or degrading bandwidth.

What bandwidth does VCA824IDRG4 support and is 420 MHz sufficient for ultrasound imaging receive chains?

VCA824IDRG4 operates up to 420 MHz of bandwidth, which covers the typical 1 MHz to 15 MHz transducer frequency range used in medical ultrasound imaging, providing ample margin for harmonic imaging and ensuring minimal frequency-dependent gain roll-off in the receive chain.

What supply voltage is required for VCA824IDRG4 and is it compatible with standard ±5 V analog supply rails?

VCA824IDRG4 requires a dual supply with a negative rail between -4 V and -6 V and a corresponding positive rail, with a nominal supply of ±5 V that is standard in precision analog and mixed-signal systems, making it straightforward to power from existing dual-rail boards.

How does the lifecycle status of VCA824IDRG4 affect long-term procurement planning for production designs?

VCA824IDRG4 has a YTEOL value of 0, indicating it may be at or near end-of-life status; procurement teams should assess last-time-buy opportunities, evaluate alternative VGA devices such as VCA821 or AD8331, and factor in safety stock requirements to avoid supply chain disruption for ongoing production programs.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

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Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

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