LM3S628-IGZ50-C2 Texas Instruments Integrated Circuit (Other) In Stock

Texas Instruments LM3S628-IGZ50-C2 is a 32-bit ARM Cortex-M3 microcontroller with integrated ADC and 28 I/O lines. Housed in a 48-pin QFN package, it targets compact embedded control designs requiring on-chip program ROM and analog measurement capability.

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
LM3S628-IGZ50-C2Other
Quick Facts
Manufacturer
Texas Instruments
Package
Other
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 LM3S628-IGZ50-C2?

  • 32-bit ARM Cortex-M3 core delivering deterministic real-time performance for embedded control applications
  • Integrated ADC with 28 I/O lines enabling direct sensor acquisition without external analog front-end components
  • Compact 48-pin QFN (S-XQCC-N48) package minimizing PCB footprint for space-constrained embedded system designs

What is LM3S628-IGZ50-C2 used for?

The LM3S628-IGZ50-C2 is designed for industrial automation, building control, and consumer appliance applications that require a 32-bit processor with on-chip analog-to-digital conversion. Its 28 configurable I/O lines support a variety of communication peripherals and sensor interfaces in a single chip, reducing bill-of-materials complexity. The 48-pin QFN form factor suits compact PCB designs where board space is limited.

What are the specifications of LM3S628-IGZ50-C2?

YTEOL0
Has ADCYES
Bit Size32
Boundary ScanNO
Clock Frequency-Max0.032MHz
DAC ChannelsNO
DMA ChannelsNO
JESD-30 CodeS-XQCC-N48
Number of I/O Lines28
On Chip Program ROM Width8
PWM ChannelsYES
Package Body MaterialUNSPECIFIED
Package Equivalence CodeLCC48,.27SQ,20
Package ShapeSQUARE
Package StyleCHIP CARRIER
Qualification StatusNot Qualified
RAM (bytes)8192
ROM (words)32768
ROM ProgrammabilityFLASH
Speed50MHz
Supply Current-Max110mA
Supply Voltage-Max3.6V
Supply Voltage-Min3.3V
Supply Voltage-Nom3.3V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FormNO LEAD
Terminal Pitch0.5mm
Terminal PositionQUAD
uPs/uCs/Peripheral ICs TypeMICROCONTROLLER, RISC
PackageOther

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
HTS Code8542.31.00.25

Where can I find the LM3S628-IGZ50-C2 datasheet?

LM3S628-IGZ50-C2 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for LM3S628-IGZ50-C2?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

How many I/O lines does the LM3S628-IGZ50-C2 provide, and what peripheral functions can they serve?

The LM3S628-IGZ50-C2 offers 28 I/O lines that can be configured as GPIO, UART, SPI, or I2C interfaces depending on the application. This flexible multiplexing allows a single 32-bit microcontroller to interface with sensors, displays, and communication modules without external I/O expanders, keeping designs compact.

For a compact sensor-logging design, what advantages does the LM3S628-IGZ50-C2 48-pin QFN package offer?

The 48-pin QFN (JESD-30 code S-XQCC-N48) package provides a small PCB footprint with exposed thermal pad for heat dissipation, making it suitable for portable and wearable sensor nodes. At 48 pins the device exposes sufficient I/O for ADC inputs and serial communication channels while occupying less board area than a comparably featured LQFP-64 device.

When would a designer choose LM3S628-IGZ50-C2 over an 8-bit microcontroller for a building automation node?

A designer should choose the LM3S628-IGZ50-C2 when the application requires 32-bit arithmetic, integrated ADC for multi-channel analog sensor reading, and on-chip program ROM wider than 8 bits, all of which exceed what typical 8-bit devices provide. The ARM Cortex-M3 core processes control algorithms with higher throughput, enabling sub-millisecond response times in HVAC and lighting control loops.

What embedded control scenarios benefit from the LM3S628-IGZ50-C2 integrated ADC with on-chip program ROM?

Industrial data acquisition, temperature monitoring with NTC thermistors, and analog position sensing applications benefit because the integrated ADC eliminates external conversion ICs and the on-chip program ROM with 8-bit width stores calibration coefficients and firmware. This integration reduces component count and board cost for applications reading multiple analog channels at sample rates of several hundred kHz.

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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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