STMicroelectronics AC7MDT10-D16/S16

Overview

AC7MDT10-D16/S16 from STMicroelectronics is a DIP16/SO16 connection kit for the ST7MDT10-EMU3 target emulation probe, enabling physical interface between the emulator's flex adapter (DB483A) and application boards hosting ST7 MCUs in 16-pin DIP or 150-mil SO packages. It supports in-circuit emulation of ST7226x, ST7LITE, and ST7DALI families with precise pin mapping, on-probe clock programmability (125 kHz–16 MHz), and hardware simulation features including LVD reset and AVD interrupt injection.

For engineers reviewing the AC7MDT10-D16/S16 datasheet, AC7MDT10-D16/S16 pinout, AC7MDT10-D16/S16 application, or AC7MDT10-D16/S16 equivalent, this kit delivers verified mechanical and electrical compatibility for ST7 MCU emulation-specifically addressing socket replacement, signal integrity preservation during debug, and accurate peripheral configuration (e.g., watchdog halt behavior, EXT_IT port remapping) in STVD7-based development workflows.

Technical Context

The AC7MDT10-D16/S16 is a passive mechanical interface component-not an IC or active device-designed exclusively for use with the ST7MDT10-TEB (DB509) Target Emulation Board housed in the ST7-EMU3 probe. It provides direct DIP16-to-SO16 conversion without signal conditioning or level translation.

It enables emulation of ST7 MCUs operating at fOSC/fCPU frequencies from 125 kHz to 16 MHz via on-probe programmable clock generation, and supports hardware simulation triggers (LVD reset, AVD interrupt) only when used with the full ST7MDT10-EMU3 system and STVD7 software. No standalone functionality exists outside this ecosystem.

Key Specifications

Availability

AC7MDT10-D16/S16 is available at Aetrix Electronics and suitable for ST7-based industrial control firmware validation, automotive body electronics prototyping, lighting controller (DALI-compliant) development, and educational MCU lab setups requiring stable component supply and long-term toolchain continuity.

Supply support for AC7MDT10-D16/S16 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, specializing in microcontrollers, power management, sensors, and automotive ICs with broad industrial and automotive qualification coverage.

This part belongs to the ST7-EMU3 high-end emulator hardware ecosystem, designed specifically to accelerate firmware development for legacy ST7 8-bit Flash MCUs through deterministic, cycle-accurate in-circuit emulation and hardware-level fault injection.

FAQ

Is AC7MDT10-D16/S16 compatible with non-ST7 microcontrollers?

No. This adapter is mechanically and electrically engineered solely for ST7 family MCUs supported by the ST7MDT10-TEB-including ST7226x, ST7LITE, and ST7DALI sub-families. Pinout, voltage tolerances, and debug protocol timing are specific to ST7 architecture and not interoperable with PIC, AVR, or ARM-based targets.

Does AC7MDT10-D16/S16 require firmware or drivers?

No. It is a passive hardware adapter with no embedded logic or firmware. Full functionality depends on the ST7MDT10-TEB installed in the EMU3 probe, ST Micro Connect box, STVD7 IDE, and correct MCU selection in the STVD7 MCU Configuration dialog-particularly clock source and watchdog settings.

Can AC7MDT10-D16/S16 be used for production programming?

No. It is strictly a development and debug tool for in-circuit emulation-not a production programmer. While it enables flash programming during debug sessions, STMicroelectronics specifies dedicated tools like STVP or ST-LINK for mass production programming due to reliability, speed, and verification requirements.

What is the role of the DB483A flex adapter in this kit?

The DB483A flex adapter (included with ST7MDT10-EMU3) connects the ST7MDT10-TEB's W1 40-pin header to the AC7MDT10-D16/S16 adapter. The AC7MDT10-D16/S16 then interfaces directly to the application board's SO16 footprint using soldered connection pins-ensuring signal integrity and mechanical stability during debug sessions.