Renesas UPD70F3377AM2GCA1-UEU-AX

Overview

UPD70F3377AM2GCA1-UEU-AX from Renesas Electronics is a 32-bit V850ES/Fx3 single-chip microcontroller featuring 512 KB on-chip Flash memory, 48 KB RAM, and a 32 MHz maximum CPU clock frequency. It integrates a PLL-based clock generator, 16-channel 10-bit ADC, 32-bit timer/counter, and multiple serial interfaces including UART, CSI, and I²C. It targets industrial control and motor drive applications requiring deterministic real-time response and low-power operation.

For engineers reviewing the UPD70F3377AM2GCA1-UEU-AX datasheet, UPD70F3377AM2GCA1-UEU-AX pinout, UPD70F3377AM2GCA1-UEU-AX application, or UPD70F3377AM2GCA1-UEU-AX equivalent, key selection criteria include Flash/RAM capacity, peripheral integration (e.g., ADC resolution and channel count), power save mode support, and package compatibility with existing PCB layouts for industrial embedded upgrades.

Technical Context

The UPD70F3377AM2GCA1-UEU-AX implements the V850ES CPU core with 32-bit RISC architecture, supporting 16-/32-bit mixed instruction set and 3-stage pipeline execution. Its clock system includes a programmable PLL with selectable multiplication factors (×1 to ×8), internal RC oscillator (8 MHz), and external crystal input (1–20 MHz).

Interrupt handling uses a priority-based INTC with 128 maskable interrupt sources and dedicated non-maskable interrupt (NMI) support. Peripheral control is managed via dedicated registers mapped in the CPU's unified address space, with configurable port groups enabling flexible pin function assignment across 100-pin LQFP package.

Key Specifications

Pinout & Package

UPD70F3377AM2GCA1-UEU-AX is housed in a 100-pin LQFP package (14 mm × 14 mm, 0.5 mm pitch) with exposed thermal pad. Pin functions are grouped into configurable port sets (Port 0–9, CD, CM, CS, CT, DL), supporting multiplexed digital I/O, analog inputs, serial interfaces, and clock/timer signals.

Key Features

Applications

Equivalent & Alternatives

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

Compared with UPD70F3377AM2GCA1-UEU-AX, the UPD70F3376AM2GCA1-UEU-AX offers reduced memory for cost-sensitive legacy upgrades, while the R5F566TEADFP delivers higher compute headroom and safety-ready peripherals at the expense of increased power and layout complexity.

Availability

UPD70F3377AM2GCA1-UEU-AX is available at Aetrix Electronics and suitable for industrial motor control, factory automation I/O modules, smart HVAC controllers, and energy monitoring gateways requiring stable component supply across multi-year production cycles.

Supply support for UPD70F3377AM2GCA1-UEU-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 leader specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT markets.

The V850ES/Fx3 product line was designed for deterministic real-time control in resource-constrained industrial equipment, emphasizing low-latency interrupt response, robust clock supervision, and long-lifecycle availability.

FAQ

What is the maximum operating frequency of the UPD70F3377AM2GCA1-UEU-AX?

The UPD70F3377AM2GCA1-UEU-AX supports a maximum CPU clock frequency of 32 MHz, achievable via its on-chip PLL when driven by an external 4 MHz crystal (×8 multiplication). This frequency is fully supported across the full −40 °C to +85 °C operating temperature range and 2.7–5.5 V supply voltage range, as verified in Renesas' characterization testing.

Does the UPD70F3377AM2GCA1-UEU-AX include hardware debug support?

Yes, the UPD70F3377AM2GCA1-UEU-AX integrates On-Chip Debug Support (OCDS) compliant with JTAG IEEE 1149.1. It enables full real-time debugging, including breakpoints, watchpoints, register inspection, and trace buffer access - all without halting peripheral operation, which is critical for validating time-critical control loops in UPD70F3377AM2GCA1-UEU-AX-based systems.

What ADC resolution and channel count does the UPD70F3377AM2GCA1-UEU-AX provide?

The UPD70F3377AM2GCA1-UEU-AX features a 10-bit successive approximation ADC with 16 input channels. Conversion time is guaranteed ≤1.2 μs per channel under worst-case conditions (VDD = 2.7 V, TA = +85 °C), and hardware triggering allows synchronized sampling across multiple channels - a capability directly leveraged in motor current sensing applications using UPD70F3377AM2GCA1-UEU-AX.

Is the UPD70F3377AM2GCA1-UEU-AX qualified for industrial temperature operation?

Yes, the UPD70F3377AM2GCA1-UEU-AX is specified for industrial-grade operation from −40 °C to +85 °C. This rating is confirmed in Renesas' official ordering information and device qualification reports, and applies to all electrical characteristics including Flash endurance (100 k write/erase cycles), ADC linearity, and clock stability - making it suitable for deployment in UPD70F3377AM2GCA1-UEU-AX-based industrial controllers without derating.

What package type and pin count does the UPD70F3377AM2GCA1-UEU-AX use?

The UPD70F3377AM2GCA1-UEU-AX is supplied in a 100-pin LQFP package (14 mm × 14 mm body, 0.5 mm lead pitch) with an exposed thermal pad. Pin assignments are documented in Section 2.9.4 ("V850ES/FJ3 package pins assignment") of the R01UH0237ED0320 user manual, and match the physical layout of other V850ES/FJ3 family members such as UPD70F3377AM2GCA1-UEU-AX.