Renesas UPD78F0513AMCA-GAA-G

Overview

UPD78F0513AMCA-GAA-G 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 16-bit timer/counter with PWM output capability. It operates at up to 20 MHz using an external crystal (1–20 MHz) or internal high-speed oscillator (8 MHz), supports 10-bit ADC with 16 channels, and targets embedded control in industrial sensors and motor drive interfaces.

For engineers reviewing the UPD78F0513AMCA-GAA-G datasheet, UPD78F0513AMCA-GAA-G pinout, UPD78F0513AMCA-GAA-G application, or UPD78F0513AMCA-GAA-G equivalent, key selection criteria include Flash endurance (100,000 erase/write cycles), operating voltage range (2.7–5.5 V), and support for I²C, UART, and CSI serial interfaces in a 100-pin LQFP package.

Technical Context

The UPD78F0513AMCA-GAA-G implements the 78K0 CPU core with 16-bit ALU, 16-level hardware stack, and instruction set compatible with earlier 78K0 devices. It integrates a programmable watchdog timer, power-on reset circuit, and low-voltage detection (LVD) with interrupt capability.

Peripheral resources include three 16-bit timer/counters (one with input capture/output compare), one 8-bit timer, a 10-bit ADC with sample-and-hold, and serial interfaces supporting master/slave I²C, full-duplex UART, and clock-synchronous CSI - all configurable via dedicated SFRs without external glue logic.

Key Specifications

Pinout & Package

This device is housed in a 100-pin LQFP (14 mm × 14 mm, 0.5 mm pitch) package with exposed thermal pad. Pin functions are defined per Renesas Hardware User's Manual Rev.4.01 (R01UH0008EJ0401), Section 2.1.2 (78K0/KC2).

Key Features

Applications

Equivalent & Alternatives

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

Compared with UPD78F0513AMCA-GAA-G, R5F100PLAFB#30 offers superior power efficiency but omits LVD and analog comparator functions, while UPD78F0514AMCA-GAA-G provides direct upward compatibility with increased memory - both require no PCB changes but differ in cost, power profile, and feature emphasis.

Availability

UPD78F0513AMCA-GAA-G is available at Aetrix Electronics and suitable for industrial sensor nodes, BLDC motor controllers, smart power meters, and factory automation I/O modules requiring stable component supply and long-term lifecycle support.

Supply support for UPD78F0513AMCA-GAA-G 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 Japanese semiconductor manufacturer specializing in microcontrollers, analog, power, and SoC solutions for industrial, automotive, and infrastructure markets.

The 78K0/KC2 product line delivers cost-optimized 8-bit MCUs for real-time embedded control, emphasizing peripheral integration, Flash reliability, and industrial-grade operating ranges (−40°C to +85°C).

FAQ

What is the maximum operating frequency of the UPD78F0513AMCA-GAA-G?

The UPD78F0513AMCA-GAA-G supports a maximum system clock frequency of 20 MHz when driven by an external crystal oscillator (X1/X2). It also includes an internal high-speed oscillator rated at 8 MHz, usable as a clock source without external components. The CPU executes instructions at 1/1, 1/2, or 1/4 of the selected system clock, enabling deterministic timing for real-time tasks. All timing specifications in the hardware manual assume operation within the rated voltage (2.7–5.5 V) and temperature (−40°C to +85°C) ranges.

Does the UPD78F0513AMCA-GAA-G include a hardware watchdog timer?

Yes, the UPD78F0513AMCA-GAA-G integrates a dedicated 15-bit watchdog timer with user-selectable timeout periods ranging from 32 ms to 2.1 s. It supports both standard and windowed operation modes to detect both stuck and runaway code execution. The watchdog can be cleared via software write to the WDTCL register and generates either a non-maskable interrupt or system reset upon timeout. This function remains active even during STOP mode if enabled prior to entry, enhancing system robustness in unattended applications.

How many analog-to-digital converter (ADC) channels does the UPD78F0513AMCA-GAA-G support?

The UPD78F0513AMCA-GAA-G features a 10-bit successive-approximation ADC with 16 selectable input channels (AD0–AD15), mapped across ports P0 through P4. It includes a built-in sample-and-hold circuit and supports software or hardware-triggered conversions (e.g., via timer overflow or external event). Conversion time is 1.2 µs per channel at 20 MHz system clock, and results are stored in 16-bit result registers with left/right-justified format selection. The ADC operates independently of CPU activity, allowing concurrent processing and sampling.

Is the UPD78F0513AMCA-GAA-G pin-compatible with other 78K0/KC2 microcontrollers?

The UPD78F0513AMCA-GAA-G uses a standardized 100-pin LQFP footprint shared across the 78K0/KC2 family, including UPD78F0511AMCA-GAA-G, UPD78F0512AMCA-GAA-G, and UPD78F0514AMCA-GAA-G. Pin functions for power, reset, clocks, and common peripherals (UART, I²C, timers) are identical. However, ADC channel mapping and certain port-specific alternate functions vary between models - full functional compatibility requires verification against the specific device's pin function table in the Hardware User's Manual Rev.4.01.

What development tools are supported for the UPD78F0513AMCA-GAA-G?

Renesas provides full toolchain support for the UPD78F0513AMCA-GAA-G, including the RA78K0 assembler (Ver.4.01), CC78K0 C compiler (Ver.4.00), QB-MINI2 on-chip debug emulator with programming, and ID78K0-QB integrated debugger. The QB-78K0KX2 in-circuit emulator enables real-time trace and breakpoint debugging. Flash programming is supported via on-board UART bootloader or PG-FP5 programmer. All tools reference the UPD78F0513AMCA-GAA-G directly in device configuration menus and initialization templates.