LM3S2B93-IQC80-C1T Texas Instruments Integrated Circuit (Other) In Stock
LM3S2B93-IQC80-C1T is a 32-bit ARM Cortex-M3 microcontroller by Texas Instruments running at up to 80 MHz. Key specs: 256 KB Flash, 96 KB SRAM, 12-bit ADC, PWM channels, DMA, in a 100-pin LQFP package. RoHS-compliant, available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 100
- Lifecycle
- OBSOLETE
- Datasheet
- LM3S2B93-IQC80-C1T 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 LM3S2B93-IQC80-C1T?
- 32-bit ARM Cortex-M3 core running at up to 80 MHz with deterministic interrupt latency for real-time control
- 256 KB on-chip Flash and 96 KB SRAM provide ample code and data storage without external memory
- Integrated 12-bit ADC with multiple channels and PWM outputs for motor control and analog sensing applications
- 100-pin LQFP package with DMA controller and multiple communication peripherals including UART, SPI, and I2C
What is LM3S2B93-IQC80-C1T used for?
The LM3S2B93-IQC80-C1T is used in industrial control systems, motor drives, and automation equipment requiring a 32-bit microcontroller with real-time response at 80 MHz. Its integrated PWM channels and 12-bit ADC make it suitable for brushless DC motor control, power converters, and sensor data acquisition in factory automation. The device also serves embedded communications gateways and HMI controller applications where the combination of DMA, UART, SPI, and I2C peripherals simplifies multi-bus integration.
What are the specifications of LM3S2B93-IQC80-C1T?
| YTEOL | 0 |
| Has ADC | YES |
| Bit Size | 32 |
| Boundary Scan | NO |
| Clock Frequency-Max | 50MHz |
| DAC Channels | NO |
| DMA Channels | YES |
| JESD-30 Code | S-PQFP-G100 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | QFP100,.63SQ,20 |
| Package Shape | SQUARE |
| Package Style | FLATPACK |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Qualification Status | Not Qualified |
| RAM (bytes) | 98304 |
| ROM (words) | 262144 |
| ROM Programmability | FLASH |
| Speed | 80MHz |
| Supply Voltage-Max | 1.32V |
| Supply Voltage-Min | 1.08V |
| Supply Voltage-Nom | 1.2V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | 3A991.a.2 |
| HTS Code | 8542.31.00.25 |
Where can I find the LM3S2B93-IQC80-C1T datasheet?
LM3S2B93-IQC80-C1T Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM3S2B93-IQC80-C1T?
Compatible alternatives and drop-in replacements for LM3S2B93-IQC80-C1T:
Frequently Asked Questions
What is the maximum clock frequency and memory configuration of LM3S2B93-IQC80-C1T?
The LM3S2B93-IQC80-C1T operates at a maximum clock frequency of 80 MHz on its ARM Cortex-M3 core. It integrates 256 KB of on-chip Flash memory for program storage and 96 KB of SRAM for runtime data, eliminating the need for external memory in most embedded control applications. The internal PLL allows flexible clock scaling from lower frequencies to the 80 MHz maximum to balance performance and power consumption.
Which motor control or industrial automation designs benefit most from the LM3S2B93-IQC80-C1T?
The LM3S2B93-IQC80-C1T is particularly well-suited for 3-phase brushless DC motor control designs that require synchronized PWM outputs and real-time ADC sampling at 80 MHz. Its integrated DMA controller offloads data transfers between the 12-bit ADC and SRAM, reducing interrupt latency to under 12 clock cycles and improving control loop timing. Industrial automation applications such as servo drives, conveyor controllers, and PLC I/O expansion modules also benefit from its combination of PWM channels, DMA, and communication peripherals.
How does LM3S2B93-IQC80-C1T compare to lower pin-count Cortex-M3 devices for peripheral-rich designs?
The LM3S2B93-IQC80-C1T provides 100 pins in a LQFP-100 package, giving access to significantly more GPIO, ADC inputs, and communication interfaces than 48-pin or 64-pin Cortex-M3 alternatives. This allows simultaneous use of multiple UART, SPI, and I2C peripherals without pin multiplexing conflicts, which is critical in gateway or HMI designs aggregating several sensor buses. The larger pin count also supports the DMA controller and PWM outputs without sacrificing GPIO availability for status LEDs, buttons, or external memory interfaces.
What package does LM3S2B93-IQC80-C1T use and what are the operating temperature limits?
The LM3S2B93-IQC80-C1T is housed in a 100-pin LQFP (Low-Profile Quad Flat Package) with a 14 mm x 14 mm body and 0.5 mm pitch, making it compatible with standard SMT assembly processes. The IQC suffix indicates an industrial-grade operating temperature range of -40°C to +85°C, suitable for outdoor enclosures, factory floors, and automotive-adjacent environments. It is RoHS-compliant with a lead-free finish per IEC 62321.
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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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