Microcontrollers/MCUs
microcontrollers (MCUs) from major manufacturers in stock at JTDZ Tech. Traceable through verified channels with date code and COC. Send your BOM for a quote within 2 business hours.
Guides & application notes
Deep-dive selection guides and cross-reference notes for this line:
- Top STM32 Alternative MCUs to Source from China in 2026
- Low-Power MCU Options for IoT and Battery Designs
- 8-bit MCU Still Matters: SONiX and SinOne Alternatives
- Cross-Reference Guide: Drop-in MCU and Power Alternatives
- Building a BOM? How an Independent Distributor Fills MCU and Power Gaps
- Same-Day RFQ: Sourcing Hard-to-Find MCUs and Power ICs
ATMEGA328P-PU
The through-hole chip used in the Arduino UNO, the highest-volume 8-bit MCU in the maker...
STM32L051C8T6
Ultra-low-power Cortex-M0+, an evergreen part for battery-powered and metering products
STM32H743VIT6
Cortex-M7 480MHz high-performance MCU, first choice for edge AI and high-end industrial control, in tight...
STM32G431CBU6
Cortex-M4F + high-resolution timer, a currently hot part for digital power and motor control
STM32G0B1CCT6
STM32G0 new-generation entry MCU, one of the fastest-growing low-end Cortex-M0+ parts in demand in 2026
STM32F405RGT6
Cortex-M4F high-performance MCU, a mainstream part with persistently high search volume on the 2026 spot...
STM32F103CBT6
Cortex-M3 medium-density MCU, 128KB Flash, one of the highest-volume variants in the F103 family
N76E003AT20
1T 8051 MCU, for volume replacement of traditional 8051 in appliances and industrial control
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