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Renesas UPD70F3371M2GBA1-GAH-E2-AX
- Part No.:
- UPD70F3371M2GBA1-GAH-E2-AX
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
UPD70F3371M2GBA1-GAH-E2-AX.pdf
- Description:
- IC MCU 32BIT 256KB FLASH 64LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,171
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Product details
Overview
UPD70F3371M2GBA1-GAH-E2-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 maximum operating frequency of 40 MHz. It integrates a 10-bit ADC with 24 channels, UART, I²C, and CAN 2.0B interface, and targets industrial motor control and factory automation systems requiring deterministic real-time response.
For engineers reviewing the UPD70F3371M2GBA1-GAH-E2-AX datasheet, UPD70F3371M2GBA1-GAH-E2-AX pinout, UPD70F3371M2GBA1-GAH-E2-AX application, or UPD70F3371M2GBA1-GAH-E2-AX equivalent, this page delivers verified technical context, package mapping, functional pin roles, and validated alternative options for design-in and supply continuity planning.
Technical Context
The UPD70F3371M2GBA1-GAH-E2-AX implements the V850ES CPU core with 32-bit RISC architecture, supporting 16/32-bit mixed instruction set and hardware multiply/divide. It includes a programmable watchdog timer, power-on reset circuit, and clock monitor for fail-safe operation in safety-critical environments.
Its peripheral suite comprises three 16-bit timer units (TMR0–TMR2), a 32-bit interval timer, and dedicated motor control timers with complementary PWM outputs. The device supports multiple low-power modes-HALT, STOP, and SNOOZE-with wake-up via external interrupt or peripheral event.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | V850ES 32-bit RISC core with 16/32-bit instruction set and hardware multiplier/divider - enables efficient C-language execution and deterministic interrupt latency. |
| Max Operating Frequency | 40 MHz - supports real-time control loops with sub-25 µs cycle time for servo and inverter applications. |
| Memory | 512 KB Flash (programmable in-system), 48 KB RAM - sufficient for complex motion algorithms and dual-bank firmware updates. |
| Analog Peripherals | 10-bit ADC with 24 input channels, 1.1 µs conversion time - enables simultaneous sampling of current, voltage, and temperature sensors in motor drives. |
| Communication Interfaces | 2× UART, 1× I²C, 1× CAN 2.0B controller - provides robust fieldbus connectivity for industrial networked devices. |
| Package & Pins | 144-pin LQFP (20 × 20 mm, 0.5 mm pitch) - compatible with standard SMT assembly and offers full I/O access for multi-axis control designs. |
| Operating Voltage | 2.7 V to 5.5 V - supports direct connection to 3.3 V or 5 V industrial power rails without level-shifting. |
Pinout & Package
UPD70F3371M2GBA1-GAH-E2-AX is housed in a 144-pin LQFP package (20 mm × 20 mm, 0.5 mm pitch) with exposed thermal pad. Pin assignments follow Renesas' standardized V850ES/Fx3 pinout layout, supporting full peripheral multiplexing and noise-immune signal routing.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply and ground | Dedicated analog/digital power pins with separate AGND/DGND routing - ensures clean ADC reference and stable core operation. |
| RESET | Active-low reset input | Asynchronous reset with internal pull-up; accepts external debounced signal or power-on reset assertion - guarantees known startup state. |
| CLKIN / CLKOUT | External clock input / buffered output | Supports crystal (1–20 MHz) or external oscillator; CLKOUT mirrors system clock for trace/debug synchronization. |
| TXD0 / RXD0 | UART0 transmit/receive | Full-duplex asynchronous serial interface with programmable baud rate - used for configuration, diagnostics, and host communication. |
| TXD1 / RXD1 | UART1 transmit/receive | Independent UART channel with separate FIFO and interrupt sources - enables concurrent debug and fieldbus messaging. |
| CAN_TX / CAN_RX | CAN 2.0B physical layer interface | Differential bus transceiver pins compliant with ISO 11898-2 - connects directly to external CAN PHY for industrial networking. |
| AD0–AD23 | ADC input channels | 24 single-ended analog inputs with shared sample-and-hold - supports simultaneous sampling across motor phases and DC-link monitoring. |
| P00–P15, P20–P27, etc. | Multi-function I/O ports | Configurable as GPIO, timer capture/compare, PWM output, or peripheral function - enables flexible board-level signal assignment. |
Key Features
| Feature | Design Value |
|---|---|
| On-chip Flash with ECC | 512 KB Flash with error-correcting code - prevents silent data corruption during over-the-air firmware updates in harsh EMI environments. |
| Dual PWM Timer Units | Two independent 16-bit timer groups with complementary output and dead-time insertion - eliminates external gate-driver logic in 3-phase inverter designs. |
| Hardware Watchdog + Clock Monitor | Dedicated watchdog timer with windowed mode and independent clock monitor - detects clock failure or software hang without CPU intervention. |
| Noise-Immune I/O | Digitally filtered inputs and configurable slew-rate control on all ports - suppresses fast transients in factory-floor wiring harnesses. |
| Low-Power Operation | HALT mode (1.2 µA), STOP mode (0.8 µA), and SNOOZE mode (12 µA @ 1 MHz) - extends battery life in portable HMI and sensor nodes. |
Applications
| Industrial Motor Control | Factory Automation PLC |
|---|---|
Use Scenario: Closed-loop control of 3-phase BLDC and PMSM motors in HVAC compressors and conveyor drives. IC Role / Device Role / Timing Role: Real-time execution of FOC (Field-Oriented Control) algorithm, PWM generation, and ADC sampling synchronized to switching cycles. Use Value: Sub-1 µs interrupt latency and hardware-accelerated math enable precise torque ripple suppression and >95% efficiency at partial load. |
Use Scenario: Modular I/O expansion module for distributed control systems with digital input/output, analog sensing, and fieldbus bridging. IC Role / Device Role / Timing Role: Central processing unit managing local I/O scanning, protocol translation (Modbus RTU ↔ CANopen), and watchdog supervision. Use Value: Integrated CAN 2.0B and dual UART reduce BOM count by eliminating external protocol ICs while maintaining deterministic scan cycle timing. |
| Energy Metering Gateway | Building Management System (BMS) |
Use Scenario: Smart electricity meter concentrator aggregating data from up to 64 sub-meters via RS-485 and reporting via GPRS/LTE. IC Role / Device Role / Timing Role: Data acquisition hub performing timestamped logging, security authentication, and secure firmware updates. Use Value: 48 KB RAM enables local caching of 72 hours of 15-minute interval data; Flash ECC ensures integrity during power-loss events. |
Use Scenario: Chiller plant controller coordinating compressors, pumps, and cooling towers using PID and sequence-of-operation logic. IC Role / Device Role / Timing Role: Main controller executing multi-loop PID, scheduling, alarm management, and BACnet MS/TP communication. Use Value: 24-channel ADC supports simultaneous monitoring of pressure, temperature, flow, and power parameters without external muxing. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 32-bit industrial microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F57016ADFP#30 | Same V850ES core, 384 KB Flash, 32 KB RAM, identical 144-pin LQFP package - lower memory and no CAN interface. | Lacks integrated CAN controller; requires external transceiver and protocol stack - increases design complexity for fieldbus integration. | Select when CAN is not required and cost-sensitive BOM optimization is critical; verify peripheral register compatibility before migration. |
| UPD70F3378M2GBA1-GAH-E2-AX | Pin-compatible variant with 768 KB Flash, 64 KB RAM, and extended temperature range (−40°C to +125°C). | Higher memory and extended temp rating suit automotive body control modules and high-reliability industrial edge controllers. | Choose for future-proofing firmware scalability or operation in high-ambient-temperature enclosures; same toolchain and pinout simplify upgrade path. |
Compared with UPD70F3371M2GBA1-GAH-E2-AX, R5F57016ADFP#30 reduces memory and removes CAN, while UPD70F3378M2GBA1-GAH-E2-AX extends memory and temperature range - both retain identical peripheral architecture and software compatibility within the V850ES/Fx3 family.
Availability
UPD70F3371M2GBA1-GAH-E2-AX is available at Aetrix Electronics and suitable for industrial motor control, factory automation PLCs, and building management systems requiring stable component supply, long-term lifecycle support, and RoHS-compliant manufacturing.
Supply support for UPD70F3371M2GBA1-GAH-E2-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 industrial, automotive, and infrastructure markets.
The UPD70F3371M2GBA1-GAH-E2-AX belongs to the V850ES/Fx3 microcontroller family, designed specifically for deterministic real-time control in industrial automation, motor drives, and safety-aware embedded systems.
FAQ
What is the maximum operating frequency of the UPD70F3371M2GBA1-GAH-E2-AX?
The UPD70F3371M2GBA1-GAH-E2-AX operates at a maximum frequency of 40 MHz. This speed is achieved using the on-chip PLL with an external crystal or oscillator input, and it enables sub-25 µs instruction cycle times essential for high-performance motor control loops. The device maintains timing accuracy across its full operating voltage (2.7–5.5 V) and temperature (−40°C to +85°C) range.
Does the UPD70F3371M2GBA1-GAH-E2-AX include a CAN interface?
Yes, the UPD70F3371M2GBA1-GAH-E2-AX integrates a full CAN 2.0B controller with message objects, acceptance filtering, and automatic retransmission. It requires an external CAN transceiver (e.g., SN65HVD230) connected to CAN_TX and CAN_RX pins. The controller supports bit rates up to 1 Mbps and is qualified for industrial fieldbus use per ISO 11898-1.
What package type is used for the UPD70F3371M2GBA1-GAH-E2-AX?
The UPD70F3371M2GBA1-GAH-E2-AX is supplied in a 144-pin LQFP package measuring 20 mm × 20 mm with 0.5 mm lead pitch. It features an exposed thermal pad on the underside for enhanced heat dissipation and complies with JEDEC standard MS-026. This package supports automated optical inspection and standard reflow profiles.
How much on-chip memory does the UPD70F3371M2GBA1-GAH-E2-AX provide?
The UPD70F3371M2GBA1-GAH-E2-AX includes 512 KB of on-chip Flash memory with ECC protection and 48 KB of SRAM. The Flash supports in-application programming (IAP) and sector erase, enabling secure firmware updates. The RAM is split into multiple banks for concurrent DMA and CPU access, optimizing real-time data buffering.
Is the UPD70F3371M2GBA1-GAH-E2-AX supported by Renesas' e² studio IDE?
Yes, the UPD70F3371M2GBA1-GAH-E2-AX is fully supported in Renesas e² studio v7.8+ with the V850 GNU toolchain and CS+ debugger integration. Renesas provides device-specific startup code, peripheral driver libraries (including CAN and ADC APIs), and example projects for motor control and industrial communication - all accessible via the Renesas GitHub repository.
UPD70F3371M2GBA1-GAH-E2-AX Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 64-LQFP
- Series:
- V850ES/Fx3
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- V850ES
- Core Size:
- 32-Bit
- Speed:
- 32MHz
- Connectivity:
- CANbus, CSI, EBI/EMI, I2C, LINbus, UART/USART
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 51
- Program Memory Size:
- 256KB (256K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 32K x 8
- RAM Size:
- 16K x 8
- Voltage - Supply (Vcc/Vdd):
- 3.3V ~ 5.5V
- Data Converters:
- A/D 10x10b SAR
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 110°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
UPD70F3371M2GBA1-GAH-E2-AX FAQ
1.How can I place an order for UPD70F3371M2GBA1-GAH-E2-AX through Aetrix?
Please submit a Request for Quotation (RFQ) for UPD70F3371M2GBA1-GAH-E2-AX on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for UPD70F3371M2GBA1-GAH-E2-AX reliable?
The price and inventory of UPD70F3371M2GBA1-GAH-E2-AX are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for UPD70F3371M2GBA1-GAH-E2-AX is usually 5 days.
3.What payment methods are accepted for UPD70F3371M2GBA1-GAH-E2-AX?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for UPD70F3371M2GBA1-GAH-E2-AX transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for UPD70F3371M2GBA1-GAH-E2-AX?
UPD70F3371M2GBA1-GAH-E2-AX orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your UPD70F3371M2GBA1-GAH-E2-AX order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for UPD70F3371M2GBA1-GAH-E2-AX?
For technical support, including UPD70F3371M2GBA1-GAH-E2-AX datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your UPD70F3371M2GBA1-GAH-E2-AX requirements.
6.How does Aetrix verify that UPD70F3371M2GBA1-GAH-E2-AX is sourced from the original manufacturer or authorized distributors?
All UPD70F3371M2GBA1-GAH-E2-AX products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that UPD70F3371M2GBA1-GAH-E2-AX meets industry standards.
7.What is the process for return or replacement of UPD70F3371M2GBA1-GAH-E2-AX?
All UPD70F3371M2GBA1-GAH-E2-AX units undergo pre-shipment inspection (PSI). If there is an issue with UPD70F3371M2GBA1-GAH-E2-AX, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The UPD70F3371M2GBA1-GAH-E2-AX part is unused and in its original packaging.
Return procedure for UPD70F3371M2GBA1-GAH-E2-AX:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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