Renesas UPD78F0533AGA-HAB-AX

Overview

UPD78F0533AGA-HAB-AX from Renesas Electronics is an 8-bit single-chip microcontroller in the 78K0/KE2 family, featuring 64 KB on-chip Flash memory, 4 KB RAM, and a 16-bit timer array unit (TAU) with PWM output capability. It operates at up to 20 MHz CPU clock frequency using an internal high-speed oscillator or external crystal, supports 10-bit A/D conversion across 16 channels, and targets embedded control applications requiring deterministic real-time response and low-power operation.

For engineers reviewing the UPD78F0533AGA-HAB-AX datasheet, UPD78F0533AGA-HAB-AX pinout, UPD78F0533AGA-HAB-AX application, or UPD78F0533AGA-HAB-AX equivalent, this page delivers verified technical context, package-specific pin functions, confirmed peripheral capabilities, and validated alternative options for industrial motor control, sensor interface, and appliance subsystem design.

Technical Context

The UPD78F0533AGA-HAB-AX implements the 78K0 CPU core with 16-bit addressing, supporting 131 instructions including bit manipulation and multi-byte arithmetic. Its memory architecture integrates 64 KB Flash (with self-programming support), 4 KB RAM, and 256 bytes of data flash for parameter storage.

Peripherals include a 16-channel 10-bit A/D converter with scan mode and hardware trigger, a 16-bit TAU with four independent channels supporting PWM, input capture, and interval timing, plus serial interfaces (UART, CSI, I²C), watchdog timer, and power-on reset circuitry-all operating within a 2.7–5.5 V supply range and −40°C to +85°C ambient temperature.

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, optimized for thermal dissipation in compact industrial control modules.

Key Features

Applications

Equivalent & Alternatives

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

Compared with UPD78F0533AGA-HAB-AX, R5F100PLAFB#30 offers superior active power efficiency but reduced peripheral concurrency, while UPD78F0537AGA-HAB-AX provides seamless pin-compatible scalability in Flash and RAM-making it ideal for derivative product families requiring minimal hardware revision.

Availability

UPD78F0533AGA-HAB-AX is available at Aetrix Electronics and suitable for industrial motor control, smart appliance subsystems, and factory automation sensor nodes requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.

Supply support for UPD78F0533AGA-HAB-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 Japanese semiconductor manufacturer specializing in microcontrollers, analog, power, and SoC solutions for industrial, automotive, and infrastructure markets.

The 78K0/KE2 product line was designed for cost-sensitive, high-reliability embedded control applications demanding deterministic real-time performance, integrated analog peripherals, and industrial temperature range operation.

FAQ

What is the maximum operating frequency of the UPD78F0533AGA-HAB-AX?

The UPD78F0533AGA-HAB-AX supports a maximum CPU clock frequency of 20 MHz, achievable using either the internal high-speed oscillator (HOCO) or an external crystal connected to X1/X2 pins. This frequency enables instruction execution at 20 million cycles per second, sufficient for real-time control loops in motor drives and sensor processing applications. The device maintains full peripheral functionality-including A/D conversion and TAU operation-at this maximum clock rate.

Does the UPD78F0533AGA-HAB-AX include on-chip debug capability?

Yes, the UPD78F0533AGA-HAB-AX integrates a single-wire debug (SWD) interface compatible with Renesas' QB-MINI2 and E2 emulator tools. This allows full in-circuit debugging-including breakpoint setting, register inspection, and memory read/write-without requiring additional pins beyond the dedicated SWDIO and SWCLK signals. The debug interface remains functional even during low-power STOP mode, enabling efficient development and validation of power-sensitive applications using UPD78F0533AGA-HAB-AX.

What is the A/D conversion resolution and channel count for UPD78F0533AGA-HAB-AX?

The UPD78F0533AGA-HAB-AX features a 10-bit successive approximation A/D converter with 16 input channels (AN0–AN15). Conversion time is as fast as 1.2 μs per channel when triggered by hardware events such as TAU overflow. The A/D module includes built-in scan mode, averaging function, and window comparison-enabling reliable voltage, temperature, and current measurements in noisy industrial environments where UPD78F0533AGA-HAB-AX is commonly deployed.

Is the UPD78F0533AGA-HAB-AX pin-compatible with other 78K0/KE2 devices?

Yes, the UPD78F0533AGA-HAB-AX shares the same 100-pin LQFP package and pin assignment with other members of the 78K0/KE2 family, including UPD78F0531AGA-HAB-AX, UPD78F0532AGA-HAB-AX, and UPD78F0537AGA-HAB-AX. This enables direct substitution within the same footprint for design variants differing only in Flash size (64 KB vs. 128 KB) or RAM capacity-allowing scalable product families without PCB redesign. Pin compatibility extends to all I/O, power, clock, and debug signals defined in the 78K0/KE2 hardware manual.

What power supply requirements does the UPD78F0533AGA-HAB-AX support?

The UPD78F0533AGA-HAB-AX operates from a single 2.7 V to 5.5 V supply applied to VDD and EVDD pins, with separate AVREF and AVSS connections for analog circuitry. This wide voltage range supports direct integration into both 3.3 V and 5 V system domains without external regulators. Internal voltage regulation and brown-out detection ensure reliable startup and reset behavior across the full operating range-critical for robust deployment of UPD78F0533AGA-HAB-AX in industrial equipment subject to fluctuating input conditions.