TSC2302IRGZRG4 Texas Instruments Integrated Circuit (Quad Flat No-Lead) In Stock

TSC2302IRGZRG4 is a programmable 4-wire touchscreen controller with an integrated 20-bit stereo audio codec from Texas Instruments in a 48-pin QFN package. Combines touch digitization and audio processing in a single IC for space-efficient handheld designs. Available from stock with worldwide shipping.

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
TSC2302IRGZRG4Quad Flat No-Lead
Quick Facts
Manufacturer
Texas Instruments
Package
Quad Flat No-Lead
Pin Count
48
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 TSC2302IRGZRG4?

  • Integrated 20-bit stereo audio codec eliminates a separate audio IC, reducing BOM cost and PCB area in handheld consumer devices
  • Programmable 4-wire resistive touchscreen controller supports flexible panel configurations without external analog switches
  • 48-pin QFN package with exposed thermal pad enables compact layout in tablet and PDA designs requiring both touch and audio in one chip

What is TSC2302IRGZRG4 used for?

The TSC2302IRGZRG4 is designed for portable consumer devices such as handheld PDAs, GPS navigators, and industrial handheld terminals that require both resistive touchscreen input and stereo audio output. Combining a 4-wire touch controller and a 20-bit audio codec in a single 48-pin chip reduces system BOM by eliminating a standalone audio IC and its associated passives. It is also suitable for medical handheld instruments and point-of-sale terminals where integrated touch and audio simplify board layout and reduce overall system cost.

What are the specifications of TSC2302IRGZRG4?

YTEOL0
Consumer IC TypeCONSUMER CIRCUIT
JESD-30 CodeS-PQCC-N48
Number of Functions1
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeLCC48,.27SQ,20
Package ShapeSQUARE
Package StyleCHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel)NOT SPECIFIED
Qualification StatusNot Qualified
Supply Voltage-Max (Vsup)3.6V
Supply Voltage-Min (Vsup)2.7V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FormNO LEAD
Terminal Pitch0.5mm
Terminal PositionQUAD
Time@Peak Reflow Temperature-Max (s)NOT SPECIFIED
PackageQuad Flat No-Lead

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
HTS Code8542.39.00.60

Where can I find the TSC2302IRGZRG4 datasheet?

TSC2302IRGZRG4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for TSC2302IRGZRG4?

Compatible alternatives and drop-in replacements for TSC2302IRGZRG4:

TSC2302IRGZRTexas Instruments

Consumer Circuit, CMOS, PQCC48

View Part →

Frequently Asked Questions

What audio resolution does the TSC2302IRGZRG4 codec provide and how does it compare to standalone codecs?

The TSC2302IRGZRG4 integrates a 20-bit stereo audio codec, delivering dynamic range sufficient for high-quality voice playback and notification tones in handheld devices. Compared to typical 16-bit standalone codecs, 20-bit resolution provides approximately 24 dB additional dynamic range headroom, reducing audible noise in quiet listening environments without requiring a separate audio chip.

Which touchscreen panel types are compatible with the TSC2302IRGZRG4 controller?

The TSC2302IRGZRG4 is compatible with standard 4-wire resistive touchscreen panels commonly used in screen sizes from 3 inches to 7 inches. The programmable controller adjusts sampling rates and averaging filters via SPI or I2C commands, allowing tuning for different panel resistances typically in the range of 200 Ω to 1 kΩ to optimize touch accuracy and noise rejection.

How does integrating the TSC2302IRGZRG4 reduce PCB area compared to separate touch and audio solutions?

By combining a 4-wire touch controller and 20-bit stereo audio codec into a single 48-pin QFN package, the TSC2302IRGZRG4 eliminates at least 1 standalone audio IC, its power supply decoupling capacitors, and inter-IC routing. This integration typically saves 30 mm² to 50 mm² of PCB area and reduces component count by 10 or more passives, which is significant in sub-100 mm² system-on-board designs for handheld products.

What interface does the TSC2302IRGZRG4 use to communicate with the host processor?

The TSC2302IRGZRG4 uses an SPI-compatible serial interface operating at data rates up to several megahertz for both touchscreen coordinate readout and audio codec configuration. The 48-pin QFN package provides dedicated interrupt output pins so the host processor can respond to touch events without continuous polling, reducing CPU load in real-time embedded systems running at 32-bit RISC cores.

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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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