Renesas UPD70F3453GC(R)-8EA-A

Overview

UPD70F3453GC(R)-8EA-A from Renesas Electronics is a 32-bit V850E/IG3 single-chip microcontroller featuring 512 KB on-chip Flash memory, 48 KB RAM, and integrated peripherals including UARTA/B, CSIB, I²C, 12-bit ADC (16 channels), six 16-bit timers, and 6-phase PWM output capability. It operates at up to 40 MHz with 3.0–5.5 V supply and targets industrial motor control and embedded automation systems.

For engineers reviewing the UPD70F3453GC(R)-8EA-A datasheet, UPD70F3453GC(R)-8EA-A pinout, UPD70F3453GC(R)-8EA-A application, or UPD70F3453GC(R)-8EA-A equivalent, key selection criteria include its V850E core architecture, SuperFlash® technology, 100-pin LQFP package, 6-phase PWM timing resolution, and industrial-grade temperature range (−40°C to +85°C).

Technical Context

The UPD70F3453GC(R)-8EA-A implements the V850E RISC CPU core with 32-bit data path, 32 × 32-bit general-purpose registers, and pipeline execution. It supports multiple low-power modes (HALT, STOP, SNOOZE) and includes a clock generator with PLL, on-chip oscillator (1–8 MHz), and external crystal support (1–20 MHz).

Peripherals are tightly coupled via an internal bus matrix: the 12-bit A/D converter achieves 1.1 μs conversion time with hardware-triggered sampling; Timer AB and Timer Q option enable synchronized 6-phase PWM generation for 3-phase inverter control; and dual UARTs support full-duplex asynchronous communication with programmable baud rates up to 4 Mbps.

Key Specifications

Pinout & Package

UPD70F3453GC(R)-8EA-A is housed in a 100-pin LQFP (14 mm × 14 mm, 0.5 mm pitch) package with exposed thermal pad. Pin functions include dedicated analog inputs (AN0–AN15), PWM outputs (PWM0–PWM11), serial interface signals (TXA/RXA, TXB/RXB, SCK/SDA/SCL), and system control pins (RESET, CLK, XIN/XOUT).

Key Features

Applications

Equivalent & Alternatives

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

Compared with R5F566TEADFP and STM32F334R8T6, the UPD70F3453GC(R)-8EA-A delivers superior 6-phase PWM integration, higher Flash endurance (100k cycles vs. 10k), and deterministic real-time performance for industrial motor control - making it the preferred choice where hardware-timed precision and long-term field reliability are mandatory.

Availability

UPD70F3453GC(R)-8EA-A is available at Aetrix Electronics and suitable for industrial motor drives, programmable logic controllers (PLCs), factory automation sensors, and embedded power supplies requiring stable component supply, long-lifecycle assurance, and traceable sourcing.

Supply support for UPD70F3453GC(R)-8EA-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 Corporation is a global semiconductor leader specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT markets.

The UPD70F3453GC(R)-8EA-A belongs to the V850E/IG3 product line, designed specifically for high-reliability industrial motor control and embedded automation applications requiring deterministic real-time performance, integrated analog peripherals, and robust Flash memory technology.

FAQ

What is the maximum operating frequency of the UPD70F3453GC(R)-8EA-A?

The UPD70F3453GC(R)-8EA-A operates at a maximum frequency of 40 MHz when using the on-chip PLL with an external crystal or oscillator input. This frequency is achievable across the full industrial temperature range (−40°C to +85°C) and supply voltage range (3.0 V to 5.5 V). The V850E core's 5-stage pipeline ensures consistent instruction throughput at this speed, supporting tight control loops in motor drive applications. UPD70F3453GC(R)-8EA-A's clock generator also supports direct external clock input up to 20 MHz without PLL multiplication.

Does the UPD70F3453GC(R)-8EA-A support hardware 6-phase PWM generation?

Yes, the UPD70F3453GC(R)-8EA-A integrates dedicated hardware for 6-phase complementary PWM output using Timer AB and Timer Q option modules. It provides three independent PWM pairs (UH/UL, VH/VL, WH/WL) with programmable dead-time insertion (1–1023 ns resolution), polarity control, and synchronization triggers. This eliminates software overhead and jitter in motor inverter gate driving. UPD70F3453GC(R)-8EA-A's hardware implementation ensures cycle-accurate phase alignment critical for field-oriented control in 3-phase AC drives.

What type of Flash memory technology is used in the UPD70F3453GC(R)-8EA-A?

The UPD70F3453GC(R)-8EA-A uses SuperFlash® technology licensed from Silicon Storage Technology, Inc. This technology provides 512 KB of on-chip Flash memory with guaranteed endurance of 100,000 write/erase cycles and data retention exceeding 20 years at 85°C. UPD70F3453GC(R)-8EA-A's Flash supports page erase (256-byte granularity), block erase, and secure programming lock features - essential for firmware updates and security-critical industrial applications.

What is the ADC resolution and conversion speed of the UPD70F3453GC(R)-8EA-A?

The UPD70F3453GC(R)-8EA-A features a 12-bit successive-approximation ADC with 16 input channels (AN0–AN15). Its maximum conversion time is 1.1 μs per sample under optimal conditions (VDD = 5.0 V, f_CLK = 40 MHz). The ADC supports hardware trigger sources including timer overflows and external pins, enabling precise synchronous sampling of motor phase currents. UPD70F3453GC(R)-8EA-A's ADC also includes built-in offset calibration and selectable sample-and-hold timing - critical for accurate current sensing in noisy industrial environments.

Is the UPD70F3453GC(R)-8EA-A pin-compatible with other V850E/IG3 family members?

The UPD70F3453GC(R)-8EA-A shares the same 100-pin LQFP package and pinout with μPD70F3454 (its higher-memory variant), but is not pin-compatible with V850E/IF3 devices (e.g., μPD70F3451/3452) due to differences in peripheral mapping and signal assignment. UPD70F3453GC(R)-8EA-A's pin configuration is documented in Chapter 1.3.4 ("Pin configuration") of the U18279EJ3V0UD Hardware User's Manual. Always verify signal routing against the specific device's pin function table before PCB layout.