Microchip Technology AC164379
- Part No.:
- AC164379
- Manufacturer:
- Microchip Technology
- Category:
- Programming Adapters, Sockets
- Package:
- Datasheet:
-
AC164379.pdf
- Description:
- MODULE SOCKET PM3 UNIV 100QFP
- Quantity:
- Payment:

- Shipping:

Inventory:2,718
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Product details
Overview
AC164379 from Microchip Technology is a plug-in evaluation module designed for the PIC18F87J94 and PIC18F97J94 USB-enabled 8-bit microcontrollers. It provides a ready-to-run hardware platform with preprogrammed composite HID+MSD firmware, integrated USB mini-B connector, dual red LEDs, push-button interface, ICSP programming header, and 5V-to-3.3V LDO regulator (TC1108-3.3VDB), enabling immediate USB peripheral development without external support circuitry.
For engineers reviewing the AC164379 datasheet, AC164379 pinout, AC164379 application, or AC164379 equivalent, this module serves as a validated reference design for full-speed (12 Mbps) and low-speed (1.5 Mbps) USB 2.0 peripheral implementation - particularly where rapid prototyping of HID-class human interface devices or mass storage peripherals is required using Microchip's MCHPFSUSB Framework.
Technical Context
The AC164379 implements a bus-powered USB peripheral architecture compliant with USB 2.0 specifications. It integrates on-board power conditioning via the TC1108-3.3VDB LDO regulator and supports automatic USB suspend detection using IDLEIF and ACTVIF interrupts to meet ≤2.5 mA VBUS current requirements during host-initiated suspend.
Hardware features include configurable jumpers for USB_ATTACH sensing (JP1), current measurement (JP4/JP2), LED load isolation (JP5/JP3), and VBAT routing (JP7 on PIC18F87J94 variant). The module exposes ICSP programming signals (MCLR, VPP, PGD, PGC, VDD, GND) through a 6-pin right-angle header compatible with PICkit 3, ICD 3, and REAL ICE tools.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Form Factor | Plug-in module for PIC18 Explorer Board (DM183032) or LCD Explorer Board (DM240314); also operates stand-alone. |
| Microcontroller Support | PIC18F87J94 (80-pin TQFP) and PIC18F97J94 (64-pin TQFP); both feature on-chip USB SIE, transceiver, PLL, and pull-up resistors. |
| USB Interface | Full-speed (12 Mbps) and low-speed (1.5 Mbps) operation; supports control, interrupt, bulk, and isochronous transfers across up to 32 endpoints. |
| Power Supply | Bus-powered via USB mini-B connector; regulated 3.3V output from TC1108-3.3VDB LDO; supports ≤2.5 mA suspend current compliance. |
| On-Board Peripherals | Two red SMT LEDs (RE0/RE1 on PIC18F87J94; RB0/RB1 on PIC18F97J94), two push buttons (S4/RB4 or S2/RG7), MCLR reset button, and six configurable jumpers. |
| Firmware | Preloaded composite HID+MSD class demo firmware; supports HID bootloader mode and extensible via MCHPFSUSB Framework. |
Availability
AC164379 is available at Aetrix Electronics and suitable for USB peripheral prototyping, embedded HID device validation, and mass storage interface development requiring stable component supply and direct Microchip ecosystem integration.
Supply support for AC164379 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 U.S.-based semiconductor company specializing in microcontrollers, analog devices, and development tools, certified to ISO/TS-16949 and ISO 9001 standards.
AC164379 belongs to Microchip's PIC® MCU development system product line, engineered to accelerate USB peripheral firmware evaluation and reduce time-to-demonstration for PIC18F97J94 family microcontrollers.
FAQ
What is the primary function of the AC164379 module?
The AC164379 module is a plug-in evaluation platform for the PIC18F87J94 and PIC18F97J94 microcontrollers. It enables rapid development and testing of USB 2.0 full-speed and low-speed peripheral applications - including HID and mass storage devices - using preloaded firmware and integrated hardware interfaces such as LEDs, buttons, and an ICSP programming header. AC164379 eliminates the need for custom PCB design during early-stage firmware validation.
Which microcontrollers does AC164379 support, and how do they differ on this board?
AC164379 supports two variants: the PIC18F87J94 (80-pin TQFP) and PIC18F97J94 (64-pin TQFP). On the PIC18F87J94 version, LEDs connect to RE0/RE1 and the user button to RB4; on the PIC18F97J94 version, LEDs connect to RB0/RB1 and the user button to RG7. JP7 is present only on the PIC18F87J94 board for VBAT configuration. Both share identical USB capabilities and firmware compatibility.
Does AC164379 require an external power supply, or is it bus-powered?
AC164379 is fully bus-powered via its USB mini-B connector and requires no external power supply. It uses the TC1108-3.3VDB LDO regulator to derive 3.3V for the microcontroller and peripherals from the USB +5V VBUS line. The board meets USB suspend current requirements (≤2.5 mA) and supports automatic low-power state entry using IDLEIF and ACTVIF interrupts - all implemented in the AC164379 hardware design.
How is AC164379 programmed and debugged?
AC164379 is programmed and debugged via its 6-pin right-angle ICSP header (J5 on PIC18F87J94, J2 on PIC18F97J94), compatible with PICkit 3, ICD 3, and REAL ICE tools. An included RJ-11–to–ICSP adapter allows use with legacy programmers. When mounted on the PIC18 Explorer Board or LCD Explorer Board, the module can also be programmed through those boards' RJ-11 jacks - all while retaining full debug visibility into AC164379's target microcontroller.
Can AC164379 be used with other Microchip development boards beyond the PIC18 Explorer?
Yes - AC164379 is mechanically and electrically compatible with the LCD Explorer Development Board (DM240314) when using the PIC18F97J94 variant, and with the PIC18 Explorer Board (DM183032) when using the PIC18F87J94 variant. Its pin-compatible footprint and standardized interface allow seamless integration into these platforms for expanded I/O access, UART bridging, potentiometer input, and multi-LED visual feedback - extending AC164379's utility beyond stand-alone operation.
AC164379 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Microchip Technology
- Series:
- MPLAB® PM3
- Packaging:
- Bulk
- Product Status:
- Active
- Module/Board Type:
- Socket Module - QFP
- For Use With/Related Products:
- MPLAB® PM3
AC164379 FAQ
1.How can I place an order for AC164379 through Aetrix?
Please submit a Request for Quotation (RFQ) for AC164379 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 AC164379 reliable?
The price and inventory of AC164379 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for AC164379 is usually 5 days.
3.What payment methods are accepted for AC164379?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for AC164379 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for AC164379?
AC164379 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your AC164379 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 AC164379?
For technical support, including AC164379 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your AC164379 requirements.
6.How does Aetrix verify that AC164379 is sourced from the original manufacturer or authorized distributors?
All AC164379 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 AC164379 meets industry standards.
7.What is the process for return or replacement of AC164379?
All AC164379 units undergo pre-shipment inspection (PSI). If there is an issue with AC164379, 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 AC164379 part is unused and in its original packaging.
Return procedure for AC164379:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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