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Home > Products > Integrated Circuits (ICs) > Embedded > Microcontrollers

Renesas UPD78F9224MC-5A4-A

Name: UPD78F9224MC-5A4-A
Brand: Renesas
SKU: UPD78F9224MC-5A4-A
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: UPD78F9224MC-5A4-A

Manufacturer:: Renesas

Category:: Microcontrollers

Package:: -

Datasheet:: UPD78F9224MC-5A4-A.pdf

Description:: IC MCU

Quantity:: RFQ Add To RFQ list

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Inventory:1,916

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Product details

Overview

UPD78F9224MC-5A4-A from Renesas Electronics is a 16-pin interface adapter that converts the 14-pin E1 emulator interface to the 16-pin interface used by QB-MINI2 and PG-FP5 programmers. It supports clock frequencies of 4/8/16 MHz, includes configurable jumpers (JP1–JP3) for UART programming and debug mode selection, and is designed for use with 78K0-series microcontrollers including uPD78F0711/0712/0714.

For engineers reviewing the UPD78F9224MC-5A4-A datasheet, UPD78F9224MC-5A4-A pinout, UPD78F9224MC-5A4-A application, or UPD78F9224MC-5A4-A equivalent, this adapter enables seamless transition between Renesas E1 emulation hardware and newer 16-pin programming tools while maintaining signal integrity and mode-specific routing for flash programming and debugging workflows.

Technical Context

The UPD78F9224MC-5A4-A implements passive pin mapping between two standardized Renesas debug interfaces: it routes E1's 14-pin signals-including TRST, TCK, TMS, TDI, TDO, RESET, VDD, GND, and clock outputs-to corresponding pins on the 16-pin QB-MINI2/PG-FP5 header. Signal translation requires no active logic or level shifting.

Jumper JP2 controls UART path isolation during debugging versus programming; JP3 enables/disables specific reset and programming signal routing for 78K0/Kx1+ devices; JP1 provides optional VDD sourcing configuration. All jumpers are solder-pad type requiring physical modification for reconfiguration.

Key Specifications

Parameter	Value and Actual Design Meaning
Interface Conversion	14-pin E1 emulator ↔ 16-pin QB-MINI2/PG-FP5
Supported Clock Frequencies	4 MHz, 8 MHz, and 16 MHz only - no other frequencies supported
Jumper Configuration	JP2: UART path isolation control; JP3: 78K0/Kx1+ reset/programming signal routing; JP1: VDD source selection
Target MCU Families	78K0, 78K0/Kx1+, uPD78F0711, uPD78F0712, uPD78F0714
Physical Construction	PCB-based passive adapter with solder-pad jumpers and fixed pin mapping

Availability

UPD78F9224MC-5A4-A is available at Aetrix Electronics and suitable for embedded firmware development, production flash programming, and debug infrastructure deployment requiring stable component supply across Renesas 78K0-based design cycles.

Supply support for UPD78F9224MC-5A4-A 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

Renesas Electronics is a Japanese semiconductor manufacturer specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT applications.

The UPD78F9224MC-5A4-A belongs to Renesas' legacy debug interface adapter product line, developed to extend compatibility between aging E1 emulators and next-generation 16-pin programming tools for 78K0-family MCUs.

FAQ

What is the primary function of the UPD78F9224MC-5A4-A?

The UPD78F9224MC-5A4-A is a passive PCB adapter that converts the 14-pin E1 emulator interface to the 16-pin interface used by QB-MINI2 and PG-FP5 programmers. It enables Renesas 78K0-family MCU development by bridging legacy and modern debug hardware without signal conditioning or active components.

Which microcontroller families are compatible with UPD78F9224MC-5A4-A?

The UPD78F9224MC-5A4-A is explicitly validated for use with 78K0, 78K0/Kx1+, uPD78F0711, uPD78F0712, and uPD78F0714 microcontrollers. Compatibility is defined by jumper configurations (JP2/JP3) and clock frequency support - no broader 78K family coverage is documented.

How do JP2 and JP3 affect UPD78F9224MC-5A4-A operation?

JP2 isolates the UART programming path during debugging to prevent conflicts when external UART devices are connected; JP3 modifies reset and programming signal routing specifically for 78K0/Kx1+ devices. Both require physical solder-pad modification - open for programming, shorted (default) for debugging per Renesas documentation.

Does UPD78F9224MC-5A4-A support clock frequencies other than 4/8/16 MHz?

No. The UPD78F9224MC-5A4-A relies on E1 emulator clock output, which is limited to 4 MHz, 8 MHz, and 16 MHz only. No circuitry or configuration within the UPD78F9224MC-5A4-A enables other frequencies - attempting to use unsupported clocks will result in failed communication or unstable debug sessions.

Is UPD78F9224MC-5A4-A a standalone programmer or an interface adapter?

The UPD78F9224MC-5A4-A is strictly a passive interface adapter - it contains no firmware, memory, or programmable logic. It performs only pin-to-pin signal routing between E1 and 16-pin headers. Programming and debugging functions remain fully handled by the connected E1 emulator, QB-MINI2, or PG-FP5 tool.

UPD78F9224MC-5A4-A Specifications

Product attributes: Attribute value

Manufacturer:: Renesas

Package/Case:: -

Series:: -

Packaging:: Tray

Product Status:: Obsolete

Programmable:: Not Verified

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Connectivity:: -

Peripherals:: -

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EEPROM Size:: -

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Voltage - Supply (Vcc/Vdd):: -

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UPD78F9224MC-5A4-A FAQ

1.How can I place an order for UPD78F9224MC-5A4-A through Aetrix?

Please submit a Request for Quotation (RFQ) for UPD78F9224MC-5A4-A 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 UPD78F9224MC-5A4-A reliable?

The price and inventory of UPD78F9224MC-5A4-A are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for UPD78F9224MC-5A4-A is usually 5 days.

3.What payment methods are accepted for UPD78F9224MC-5A4-A?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for UPD78F9224MC-5A4-A transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for UPD78F9224MC-5A4-A?

UPD78F9224MC-5A4-A orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your UPD78F9224MC-5A4-A 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 UPD78F9224MC-5A4-A?

For technical support, including UPD78F9224MC-5A4-A datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your UPD78F9224MC-5A4-A requirements.

6.How does Aetrix verify that UPD78F9224MC-5A4-A is sourced from the original manufacturer or authorized distributors?

All UPD78F9224MC-5A4-A 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 UPD78F9224MC-5A4-A meets industry standards.

7.What is the process for return or replacement of UPD78F9224MC-5A4-A?

All UPD78F9224MC-5A4-A units undergo pre-shipment inspection (PSI). If there is an issue with UPD78F9224MC-5A4-A, 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 UPD78F9224MC-5A4-A part is unused and in its original packaging.

Return procedure for UPD78F9224MC-5A4-A:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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