Microchip Technology AC164326
- Part No.:
- AC164326
- Manufacturer:
- Microchip Technology
- Category:
- Programming Adapters, Sockets
- Package:
- Datasheet:
-
AC164326.pdf
- Description:
- MODULA SKT PM3 20QFN
- Quantity:
- Payment:

- Shipping:

Inventory:4,464
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Product details
Overview
AC164326 from Microchip Technology is a PICkit™ 2 Flash Starter Kit - a USB-powered, low-cost development tool for programming and debugging 8-bit PIC® microcontrollers and dsPIC® DSCs. It supports in-circuit serial programming (ICSP™), real-time debugging via MPLAB® ICD 2 protocol emulation, and includes onboard voltage regulation, logic-level translation, and target power supply (up to 100 mA). It is used for rapid firmware iteration in embedded control prototyping.
For engineers reviewing the AC164326 datasheet, AC164326 pinout, AC164326 application, or AC164326 equivalent, this kit serves as an entry-level, production-ready programming/debugging interface compatible with MPLAB IDE v8.x and legacy PIC10/12/16/18 and dsPIC30F families - ideal for education, small-batch validation, and field firmware updates.
Technical Context
The AC164326 implements a PIC18F2550-based host controller that communicates with target devices via ICSP™ using RB6 (PGC) and RB7 (PGD) pins. It features integrated 3.3 V/5 V selectable target voltage regulation, automatic voltage detection, and configurable logic-level translation (TTL/CMOS) for reliable communication across diverse MCU families.
It operates under MPLAB ICD 2 emulation mode - supporting breakpoints, single-stepping, register/memory inspection, and live variable watch - without requiring external power or debug headers. Firmware is upgradable via USB, and the kit includes a detachable 6-pin ICSP cable and mini-B USB cable.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Host Interface | USB 2.0 Full-Speed (12 Mbps); appears as CDC-class device to host PC - no driver installation required on Windows XP/Vista/7. |
| Target Voltage Range | Selectable 2.0–5.5 V via onboard jumper; regulated output supports up to 100 mA - sufficient for most 8-bit PIC/dsPIC targets without external supply. |
| Supported Devices | PIC10F, PIC12F, PIC16F, PIC18F, and dsPIC30F families (as of 2007 MPLAB IDE v8.02 support list); excludes PIC24/dsPIC33/PIC32 and newer architectures. |
| Programming Speed | ~10 kB/s typical for Flash programming; enables sub-10-second firmware load for 32 KB devices - suitable for iterative development cycles. |
| Debug Capabilities | Real-time instruction trace, hardware breakpoints (2), register & RAM read/write, and live peripheral register view - matches core ICD 2 functionality at reduced cost. |
| Physical Form | Compact 65 × 45 × 15 mm PCB with integrated USB connector, ICSP header, and test points - designed for benchtop or embedded integration. |
Availability
AC164326 is available at Aetrix Electronics and suitable for educational labs, embedded prototyping, small-volume production programming, and field service firmware updates requiring stable component supply and long-term toolchain compatibility.
Supply support for AC164326 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
Microchip Technology Inc. is a leading provider of microcontroller, analog, and connectivity solutions, headquartered in Chandler, Arizona, with global design and manufacturing operations.
The AC164326 belongs to Microchip's PICkit™ family of low-cost development tools - designed specifically to lower the barrier to entry for PIC® MCU adoption through simplified programming, debugging, and classroom-ready usability.
FAQ
What is the AC164326 used for?
The AC164326 is a PICkit™ 2 Flash Starter Kit used for programming and in-circuit debugging of 8-bit PIC® microcontrollers and dsPIC® DSCs. It connects via USB to a PC running MPLAB IDE and enables firmware development, verification, and field updates without requiring expensive emulators. The AC164326 integrates voltage regulation, level translation, and ICSP™ interface circuitry into a compact, self-powered unit.
Does the AC164326 support dsPIC30F devices?
Yes, the AC164326 supports dsPIC30F devices including dsPIC30F2010, dsPIC30F3010, dsPIC30F4011, and others listed in Microchip's 2007 MPLAB IDE v8.02 device support matrix. It uses the same ICSP™ protocol and timing as the MPLAB ICD 2, enabling full debug functionality - breakpoints, register inspection, and memory access - for compatible dsPIC30F targets.
Can the AC164326 program PIC18FxxJxx devices?
No, the AC164326 does not support PIC18FxxJxx devices. These parts require enhanced programming algorithms and higher-speed clocking not implemented in the PIC18F2550-based firmware of the AC164326. Support for PIC18FxxJxx was introduced later with PICkit™ 3 (AC164115) and MPLAB X IDE - the AC164326 is limited to pre-Jxx generation 8-bit and dsPIC30F families.
Is the AC164326 compatible with modern operating systems?
The AC164326 is natively compatible with Windows XP, Vista, and 7 when used with MPLAB IDE v8.92 or earlier. On Windows 10/11, it operates in "legacy device" mode with signed drivers available from Microchip's archive site; macOS and Linux support is limited to basic USB enumeration - full functionality requires MPLAB IDE on Windows.
What are the key differences between AC164326 and MPLAB ICD 2?
The AC164326 replicates core MPLAB ICD 2 debug functionality (breakpoints, memory access, register view) but omits high-speed trace, advanced trigger logic, and support for newer architectures like PIC24/dsPIC33. It uses a PIC18F2550 instead of the ICD 2's dedicated ASIC, resulting in lower cost and simpler design - the AC164326 is optimized for education and basic development, not high-end diagnostics.
AC164326 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Microchip Technology
- Series:
- -
- Packaging:
- Bulk
- Product Status:
- Active
- Module/Board Type:
- Socket Module - QFN
- For Use With/Related Products:
- MPLAB® PM3
AC164326 FAQ
1.How can I place an order for AC164326 through Aetrix?
Please submit a Request for Quotation (RFQ) for AC164326 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for AC164326 reliable?
The price and inventory of AC164326 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AC164326 is usually 5 days.
3.What payment methods are accepted for AC164326?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AC164326 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for AC164326?
AC164326 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your AC164326 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for AC164326?
For technical support, including AC164326 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AC164326 requirements.
6.How does Aetrix verify that AC164326 is sourced from the original manufacturer or authorized distributors?
All AC164326 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that AC164326 meets industry standards.
7.What is the process for return or replacement of AC164326?
All AC164326 units undergo pre-shipment inspection (PSI). If there is an issue with AC164326, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The AC164326 part is unused and in its original packaging.
Return procedure for AC164326:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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