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.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- VCA824IDRG4 Datasheet PDF
- 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?
| YTEOL | 0 |
| Analog IC - Other Type | ANALOG CIRCUIT |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e4 |
| Neg Supply Voltage-Max (Vsup) | -6 V |
| Neg Supply Voltage-Min (Vsup) | -4 V |
| Neg Supply Voltage-Nom (Vsup) | -5 V |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP14,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 38.5mA |
| Supply Voltage-Max (Vsup) | 6V |
| Supply Voltage-Min (Vsup) | 4V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| HTS Code | 8542.39.00.01 |
Where can I find the VCA824IDRG4 datasheet?
VCA824IDRG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for VCA824IDRG4?
Compatible alternatives and drop-in replacements for VCA824IDRG4:
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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