Renesas UPD78F0514AGA-GAM-AX

Overview

UPD78F0514AGA-GAM-AX from Renesas Electronics is an 8-bit single-chip microcontroller in the 78K0/KC2 family, featuring 64 KB on-chip flash memory, 4 KB RAM, and a maximum operating frequency of 20 MHz. It integrates a 10-bit A/D converter with 16 channels, UART, I²C, and timer peripherals, and targets embedded control applications in industrial equipment and consumer appliances.

For engineers reviewing the UPD78F0514AGA-GAM-AX datasheet, UPD78F0514AGA-GAM-AX pinout, UPD78F0514AGA-GAM-AX application, or UPD78F0514AGA-GAM-AX equivalent, key selection criteria include flash endurance (100,000 write/erase cycles), A/D conversion time (1.2 μs typical), supply voltage range (2.7–5.5 V), and QFP-100 package compatibility for space-constrained industrial control designs.

Technical Context

The UPD78F0514AGA-GAM-AX implements the 78K0 CPU core with 16-bit address bus and 8-bit data bus, supporting 131 instructions including bit manipulation and multiplication. Its internal clock system supports multiple sources: high-speed crystal (1–20 MHz), sub-clock (32.768 kHz), and on-chip oscillator (1 MHz).

Peripheral integration includes three 16-bit timer arrays (each with capture/compare/PWM capability), a watchdog timer with independent clock, and a serial interface capable of UART or I²C operation on shared pins. The A/D converter supports simultaneous sampling across up to four channels via hardware trigger synchronization.

Key Specifications

Pinout & Package

UPD78F0514AGA-GAM-AX is housed in a 100-pin QFP (GA) package with 0.65 mm lead pitch and exposed thermal pad. Pin functions are defined per Renesas Hardware User's Manual Rev.4.01 (Section 2.1.2, Table 2.3), with dedicated power (VDD/EVDD/VSS/EVSS), reset (RESET), clock (X1/X2), and peripheral I/O groups.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 8-bit microcontroller applications.

Compared with UPD78F0514AGA-GAM-AX, R5F100PLGGSP offers higher performance and automotive-grade features but requires redesign for LIN integration and smaller package, while UPD78F0513AGA-GAM-AX provides identical functionality at lower cost when flash usage stays below 48 KB - making it the only true pin-compatible alternative.

Availability

UPD78F0514AGA-GAM-AX is available at Aetrix Electronics and suitable for industrial motor control, smart home sensor hubs, and office equipment requiring stable component supply, long-term lifecycle assurance, and RoHS-compliant manufacturing.

Supply support for UPD78F0514AGA-GAM-AX 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 Corporation is a global semiconductor manufacturer headquartered in Japan, specializing in microcontrollers, analog, power, and SoC solutions for industrial, automotive, and infrastructure markets.

The UPD78F0514AGA-GAM-AX belongs to the 78K0/KC2 product line, designed specifically for cost-sensitive, high-reliability embedded control applications where deterministic real-time response, integrated analog peripherals, and long-lifecycle support are essential.

FAQ

What is the maximum operating frequency of the UPD78F0514AGA-GAM-AX?

The UPD78F0514AGA-GAM-AX operates at a maximum frequency of 20 MHz across its full 2.7–5.5 V supply range. This frequency is achieved using the high-speed crystal oscillator (X1/X2) or the on-chip oscillator, and corresponds to a 20 MIPS throughput for instruction execution. Timing specifications are guaranteed under all specified voltage and temperature conditions per Renesas Hardware User's Manual Rev.4.01.

Does the UPD78F0514AGA-GAM-AX support in-system programming?

Yes, the UPD78F0514AGA-GAM-AX supports in-system programming via its on-chip flash memory and included self-programming library (Type01). Firmware updates can be performed through the UART interface or internal routines without removing the device from the target board. The UPD78F0514AGA-GAM-AX guarantees 100,000 write/erase cycles and 100-year data retention at 25°C, as documented in Renesas Application Note U17516E.

What package type and pin count does the UPD78F0514AGA-GAM-AX use?

UPD78F0514AGA-GAM-AX uses a 100-pin plastic quad flat package (QFP) with designation GA, measuring 14 × 20 mm and 0.65 mm lead pitch. This package includes an exposed thermal pad for enhanced heat dissipation and is fully compliant with JEDEC standards. Pin assignments match the 78K0/KC2 family layout defined in Section 2.1.2 of the Renesas Hardware User's Manual Rev.4.01.

How many analog input channels does the A/D converter in the UPD78F0514AGA-GAM-AX support?

The UPD78F0514AGA-GAM-AX integrates a 10-bit successive-approximation A/D converter with 16 selectable analog input channels. These channels are mapped to dedicated pins (AN00–AN15) and support software or hardware-triggered conversions with configurable sample-and-hold timing. Conversion time is 1.2 μs typical at 20 MHz operation, as verified in the electrical characteristics table of the Renesas datasheet.

Is there on-chip debug capability for the UPD78F0514AGA-GAM-AX?

Yes, the UPD78F0514AGA-GAM-AX includes a single-wire on-chip debug interface accessible via pin P130. This interface supports full breakpoint, step, and register inspection functionality using Renesas' QB-MINI2 emulator or compatible tools. No external debug header is required, and the feature remains active even when flash security is enabled, as confirmed in Section 3.3 of the Renesas Hardware User's Manual Rev.4.01.