The LM3S1G21-IQC80-A2T is a microcontroller from Quarktwin Technology Ltd. based on the ARM Cortex-M3 architecture. It operates at a frequency of 80 MHz and features 384 KB of flash memory. The device is packaged in a 100-pin LQFP format, suitable for various applications requiring a compact footprint. The operating temperature range for this microcontroller is -40 to 85 degrees Celsius, making it suitable for industrial and automotive environments. However, it is important to note that this part number is marked as obsolete, which may affect availability for new designs.
Win Source Part Number: 1342072-LM3S1G21-IQC
Category: Integrated Circuits (ICs) - Embedded - Microcontrollers
Series: Stellaris® ARM® Cortex®-M3S 1000
Core Processor: ARM® Cortex®-M3
Speed: 80MHz
Package: Tape & Reel
Standard Package: 1,000
Core Size: 32-Bit Single-Core
Connectivity: EBI/EMI, I²C, IrDA, LINbus, Microwire, SPI, SSI, UART/USART
Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number of I/O: 67
Program Memory Size: 384KB (384K x 8)
Program Memory Type: FLASH
RAM Size: 64K x 8
Data Converters: A/D 8x12b
Oscillator Type: Internal
Mounting Type: Surface Mount
Package / Case: 100-LQFP
Supplier Device Package: 100-LQFP (14x14)
Temperature Range - Operating: -40°C ~ 85°C (TA)
ECCN: 3A991A2
Fake Threat In the Open Market: 42 pct.
MSL Level: 3 (168 Hours)
Voltage - Supply (Vcc/Vdd): 1.235V ~ 1.365V
REACH Status: REACH Unaffected
HTSUS: 8542.31.0001
Mfr: Texas Instruments
Base Product Number: LM3S1G21
Product Status: Obsolete
32-bit ARM MCU 80MHz 384KB FLASH LQFP Product overview: LM3S1G21-IQC80-A2T from Texas Instruments is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 32-bit, 80MHz, 384KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 32-bit, 80MHz, 384KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-LM3S1G21-IQC80-A
ARM® Cortex®-M3 Stellaris® ARM® Cortex®-M3S 1000 Microcontroller IC 32-Bit Single-Core 80MHz 384KB (384K x 8) FLASH 100-LQFP (14x14)
IC MCU 32BIT 384KB FLASH 100LQFP
| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | Quarktwin Technology Ltd. | Lingto Electronic Limited | |
|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 1342072-LM3S1G21-IQC80-A2T | 685-LM3S1G21-IQC80-A2T | LM3S1G21-IQC80-A2T | LM3S1G21-IQC80-A2T |
| Product Name | Integrated Circuits (ICs) - Embedded - Microcontrollers | 32-bit 80MHz 384KB Embedded Microcontroller MCU | Microcontrollers | Embedded - Microcontrollers |
| Data Bus | 32 Bit | 32 Bit | 32 Bit; 32-Bit Single-Core | 32 Bit; 32-Bit |
| Clock Speed | 80 MHz | 80 MHz | ||
| RAM | 384 KB | 64 KB | 64 KB | |
| ROM Type | Flash; FLASH | |||
| Supply Voltage | 1.24 to 1.36 volts |
