LM3S102-IGZ20-C2 Texas Instruments Integrated Circuit (Other) In Stock
Texas Instruments LM3S102-IGZ20-C2 is a 32-bit ARM Cortex-M3 microcontroller with integrated ADC, 18 I/O lines, and an on-chip program ROM in a 48-pin QFN package. It is designed for low-pin-count embedded control applications requiring 32-bit processing with a compact footprint. Suitable for industrial sensing, motor control sub-functions, and cost-sensitive connected edge devices.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 48
- Lifecycle
- OBSOLETE
- Datasheet
- LM3S102-IGZ20-C2 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 105.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LM3S102-IGZ20-C2?
- 32-bit ARM Cortex-M3 core for efficient 32-bit instruction processing
- Integrated ADC for direct analog signal acquisition without external components
- 18 configurable I/O lines supporting UART, SPI, and I2C interfaces
- On-chip program ROM with bootloader for in-field firmware updates
- 48-pin QFN (XQCC) package for compact PCB layouts
- Low-pin-count design reducing cost for simple control applications
What is LM3S102-IGZ20-C2 used for?
The LM3S102-IGZ20-C2 targets low-pin-count, cost-optimized embedded control designs such as simple motor controllers, appliance sub-processors, and sensor node aggregators that need 32-bit processing without a large peripheral count. Its 48-pin QFN package and integrated ADC make it particularly suited for compact industrial sensor interfaces and consumer electronics control sub-systems.
What are the specifications of LM3S102-IGZ20-C2?
| YTEOL | 0 |
| Has ADC | YES |
| Bit Size | 32 |
| Boundary Scan | NO |
| Clock Frequency-Max | 0.032MHz |
| DAC Channels | NO |
| DMA Channels | NO |
| JESD-30 Code | S-XQCC-N48 |
| Number of I/O Lines | 18 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | UNSPECIFIED |
| Package Equivalence Code | LCC48,.27SQ,20 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER |
| Qualification Status | Not Qualified |
| RAM (bytes) | 2048 |
| ROM (words) | 8192 |
| ROM Programmability | FLASH |
| Speed | 20MHz |
| Supply Current-Max | 50mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 3.3V |
| Supply Voltage-Nom | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.31.00.25 |
Where can I find the LM3S102-IGZ20-C2 datasheet?
LM3S102-IGZ20-C2 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM3S102-IGZ20-C2?
Compatible alternatives and drop-in replacements for LM3S102-IGZ20-C2:
Frequently Asked Questions
What CPU architecture does the LM3S102-IGZ20-C2 use and how many I/O lines does it expose?
The LM3S102-IGZ20-C2 is built on a 32-bit ARM Cortex-M3 core and provides 18 I/O lines in a 48-pin QFN package. The Cortex-M3 architecture delivers efficient 32-bit instruction execution and hardware divide, making it significantly more capable than 8-bit alternatives for the same package size.
Does the LM3S102-IGZ20-C2 support in-field firmware updates without an external programmer?
Yes. The LM3S102-IGZ20-C2 includes on-chip program ROM with a factory-programmed bootloader, allowing firmware to be updated over UART or other serial interfaces without a dedicated external JTAG or SWD programmer. This simplifies field servicing and reduces production test fixture costs in volume manufacturing.
Given the YTEOL of 0 for LM3S102-IGZ20-C2, what migration path should embedded designers consider?
A YTEOL rating of 0 means the LM3S102-IGZ20-C2 is at or near end-of-life. Texas Instruments' Tiva C Series (TM4C) or Arm Cortex-M4-based MCUs offer functionally compatible migration paths with more Flash, more I/O pins (up to 128 pins in larger packages), and longer lifecycle support. Designers should begin re-qualification immediately to avoid supply disruption.
What package does the LM3S102-IGZ20-C2 use and is it compatible with standard assembly processes?
The LM3S102-IGZ20-C2 uses an XQCC-N48 package (a 48-pin QFN-style leadless format) with a 0.5 mm pitch, compatible with standard reflow soldering assembly. The compact 7 mm x 7 mm footprint is well suited for space-constrained PCBs, though the QFN body requires good paste volume control to ensure reliable solder joint formation under the exposed pad.
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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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