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Renesas UPD70F3116GJ-UEN-A
- Part No.:
- UPD70F3116GJ-UEN-A
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 144-LQFP
- Datasheet:
-
UPD70F3116GJ-UEN-A.pdf
- Description:
- IC MCU 32BIT 256KB FLSH 144FLQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,611
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Product details
Overview
UPD70F3116GJ-UEN-A from Renesas Electronics is a 32-bit V850E/IA1 single-chip microcontroller featuring 256 KB on-chip flash memory, 16 KB RAM, and integrated peripherals including 32-bit timer/counters, UART, I²C, and CAN 2.0B controller. It operates at up to 32 MHz, supports 3.0–5.5 V supply, and targets real-time embedded control in industrial motor drives and automotive body electronics.
For engineers reviewing the UPD70F3116GJ-UEN-A datasheet, UPD70F3116GJ-UEN-A pinout, UPD70F3116GJ-UEN-A application, or UPD70F3116GJ-UEN-A equivalent, key selection criteria include its V850E core architecture, CAN interface compliance, flash programming capability, and industrial-grade temperature range (−40°C to +85°C).
Technical Context
The UPD70F3116GJ-UEN-A implements the V850E/IA1 CPU core with 32-bit RISC architecture, five-stage pipeline, and support for both little-endian and big-endian data access. It integrates a programmable interrupt controller with 64 vector entries and prioritized nesting, enabling deterministic response to time-critical events such as motor commutation or CAN message handling.
Its peripheral set includes two 32-bit general-purpose timers with capture/compare and PWM output, one watchdog timer, and a clock generation unit supporting internal oscillator, external crystal (1–20 MHz), and PLL-based system clock scaling. The device uses a 100-pin LQFP package with dedicated CANH/CANL pins compliant with ISO 11898-2 physical layer requirements.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | V850E/IA1 32-bit RISC core with five-stage pipeline and 32-bit ALU - enables deterministic real-time execution of motor control algorithms. |
| Flash Memory | 256 KB on-chip flash with 100,000 write/erase cycles - supports field firmware updates and bootloader storage without external memory. |
| RAM | 16 KB on-chip SRAM - sufficient for stack, heap, and real-time control variables in closed-loop systems. |
| CAN Interface | One CAN 2.0B controller with 32 message objects and programmable bit timing - meets automotive body network timing and arbitration requirements. |
| Operating Voltage | 3.0 V to 5.5 V - compatible with standard industrial 3.3 V and 5 V power rails and tolerant of battery voltage fluctuations. |
| Temperature Range | −40°C to +85°C - qualified for industrial and under-hood automotive environments per Renesas "Standard" quality grade. |
| Max Clock Frequency | 32 MHz system clock (PLL-enabled) - delivers 32 MIPS performance for fast PID loop execution and sensor sampling. |
Pinout & Package
This device is housed in a 100-pin LQFP (14 mm × 14 mm, 0.5 mm pitch) package with exposed thermal pad, suitable for convection-cooled industrial PCBs and requiring no heatsink under typical 32 MHz operation.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD, VSS | Power supply and ground | Dedicated analog/digital power and ground pairs reduce noise coupling in mixed-signal operation. |
| XT1, XT2 | Crystal oscillator input/output | Supports 1–20 MHz external crystal for precise timing; internal oscillator available for startup before crystal stabilization. |
| CANH, CANL | CAN bus differential pair | Direct connection to ISO 11898-2 transceiver; internal pull-ups and slew-rate control enable robust bus termination. |
| PA0–PA15 | Port A general-purpose I/O | Programmable as input/output with configurable pull-up/down; some pins support alternate functions like UART0_TXD or TIOA0. |
| RESET | Active-low reset input | Asynchronous reset with internal de-glitching; accepts external reset signal or internal watchdog timeout assertion. |
Key Features
| Feature | Design Value |
|---|---|
| On-chip flash programming | Self-programmable flash supports in-system updates via UART or CAN - eliminates need for external programmer in production or field service. |
| Dual-bank flash architecture | Enables read-while-write operation - allows background firmware update without halting real-time control tasks. |
| Integrated CAN 2.0B controller | Hardware message filtering and FIFO buffering reduce CPU load during high-traffic bus conditions - critical for multi-node vehicle networks. |
| Low-power modes | Four power-saving modes (HALT, STOP, SLEEP, DEEP SLEEP) with wake-up via CAN, timer, or external interrupt - extends battery life in always-on modules. |
| Peripheral clock gating | Selective clock disable for unused peripherals - reduces dynamic power consumption by up to 40% in idle states. |
Applications
| Industrial Motor Control | Automotive Body Control Module (BCM) |
|---|---|
Use Scenario: Closed-loop speed and position control of 3-phase BLDC motors in HVAC blowers and factory automation actuators. IC Role / Device Role / Timing Role: Primary controller executing FOC (Field-Oriented Control) algorithm, managing PWM generation, ADC sampling, and fault monitoring. Use Value: Integrated 32-bit timers with dead-time insertion and synchronous ADC trigger ensure precise commutation timing and <1 µs jitter in motor drive signals. | Use Scenario: Centralized control of door locks, window lifts, lighting, and mirror adjustment in passenger vehicles. IC Role / Device Role / Timing Role: CAN node managing command arbitration, status reporting, and diagnostic communication across LIN sub-nodes. Use Value: Hardware CAN message filtering and 32-object mailbox reduce CPU overhead to <5% during peak bus load (500 kbps, 80% utilization). |
| Smart Power Distribution Unit | Industrial PLC I/O Module |
Use Scenario: Intelligent circuit protection and load switching in 24 V DC distribution panels for building automation. IC Role / Device Role / Timing Role: Supervisor MCU monitoring current sense inputs, controlling solid-state relays, and logging fault events over CAN. Use Value: On-chip 10-bit ADC with hardware averaging and 16-channel scan mode enables accurate current measurement across 8 independent outputs. | Use Scenario: Digital input/output expansion module interfacing with main PLC CPU via CANopen protocol. IC Role / Device Role / Timing Role: Protocol handler and I/O state manager with deterministic cyclic communication timing. Use Value: Programmable CAN bit timing and built-in CANopen object dictionary support simplify conformance testing and reduce firmware development time by ~3 weeks. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 32-bit microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F566TEADFP | RL78/G14-based 16-bit MCU with 512 KB flash, lower core performance (24 MHz max), no CAN 2.0B - only CAN FD capable. | Better suited for cost-sensitive, low-complexity control where CAN FD bandwidth is required but 32-bit processing not needed. | Select if CAN FD compliance and ultra-low power (<100 µA sleep) outweigh need for V850E instruction compatibility and 32-bit math throughput. |
| SPC560B50L5 | Power Architecture-based 32-bit MCU with dual-core lockstep, ASIL-B certified, 1.5 MB flash - significantly higher safety certification overhead. | Targeted at automotive powertrain and chassis applications requiring ISO 26262 functional safety certification. | Choose only when ASIL-B compliance is mandatory; UPD70F3116GJ-UEN-A lacks safety documentation and diagnostic coverage for such use. |
Compared with R5F566TEADFP and SPC560B50L5, the UPD70F3116GJ-UEN-A offers balanced 32-bit performance, mature CAN 2.0B integration, and industrial qualification without safety certification complexity - making it optimal for non-safety-critical real-time control where legacy V850E toolchain reuse is valuable.
Availability
UPD70F3116GJ-UEN-A is available at Aetrix Electronics and suitable for industrial motor control, automotive body electronics, smart power distribution, and PLC I/O modules requiring stable component supply and long-term manufacturing continuity.
Supply support for UPD70F3116GJ-UEN-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 formed in 2010 through the merger of NEC Electronics and Renesas Technology, specializing in microcontrollers, analog, and power solutions.
The UPD70F3116GJ-UEN-A belongs to the V850E/IA1 family - designed specifically for deterministic real-time control in industrial automation and automotive body electronics where CAN integration, flash reliability, and low-latency interrupt response are essential.
FAQ
What is the maximum operating frequency of the UPD70F3116GJ-UEN-A?
The UPD70F3116GJ-UEN-A supports a maximum system clock frequency of 32 MHz when using the on-chip PLL with an external crystal input. This yields 32 MIPS performance, verified in Renesas' electrical specifications chapter for the V850E/IA1 family. The UPD70F3116GJ-UEN-A maintains full functionality-including CAN, timers, and flash access-at this speed across its rated temperature and voltage range.
Does the UPD70F3116GJ-UEN-A support in-application programming (IAP) of its flash memory?
Yes, the UPD70F3116GJ-UEN-A supports in-application programming via its on-chip flash controller, allowing firmware updates while the device remains operational. The UPD70F3116GJ-UEN-A implements dual-bank flash architecture, enabling read-while-write capability so real-time tasks continue uninterrupted during reprogramming - confirmed in the V850E/IA1 Hardware User's Manual section on flash memory programming.
Is the UPD70F3116GJ-UEN-A pin-compatible with other members of the V850E/IA1 family?
No, the UPD70F3116GJ-UEN-A is not pin-compatible with μPD703116 or μPD70F3116(A1) variants due to differences in peripheral assignment and package pinout. The UPD70F3116GJ-UEN-A uses a 100-pin LQFP configuration with dedicated CANH/CANL pins and specific power/ground pin placements defined in Chapter 1.5 of the U14492EJ6V0UD manual - substitution requires PCB layout revision.
What is the CAN interface specification supported by the UPD70F3116GJ-UEN-A?
The UPD70F3116GJ-UEN-A integrates a single CAN 2.0B controller compliant with ISO 11898-1 (data link layer) and supports both standard (11-bit) and extended (29-bit) identifier formats. It does not support CAN FD. The UPD70F3116GJ-UEN-A provides 32 message objects, programmable bit timing, and hardware acceptance filtering - all documented in the V850E/IA1 peripheral function description.
What quality grade is assigned to the UPD70F3116GJ-UEN-A according to Renesas documentation?
The UPD70F3116GJ-UEN-A is classified as a "Standard" quality grade product per Renesas' official documentation (U14492EJ6V0UD, Section 7), meaning it is intended for applications including industrial robots, office equipment, and communications systems - not for safety-critical or life-support use. The UPD70F3116GJ-UEN-A has no "Specific" or "High Quality" designation in its datasheet or ordering information.
UPD70F3116GJ-UEN-A Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 144-LQFP
- Series:
- V850E/Ix1
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Core Processor:
- V850E1
- Core Size:
- 32-Bit Single-Core
- Speed:
- 50MHz
- Connectivity:
- CANbus, CSI, I2C, UART/USART
- Peripherals:
- LVD, PWM, WDT
- Number of I/O:
- 75
- Program Memory Size:
- 256KB (256K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 10K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 16x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
UPD70F3116GJ-UEN-A FAQ
1.How can I place an order for UPD70F3116GJ-UEN-A through Aetrix?
Please submit a Request for Quotation (RFQ) for UPD70F3116GJ-UEN-A 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 UPD70F3116GJ-UEN-A reliable?
The price and inventory of UPD70F3116GJ-UEN-A are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for UPD70F3116GJ-UEN-A is usually 5 days.
3.What payment methods are accepted for UPD70F3116GJ-UEN-A?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for UPD70F3116GJ-UEN-A transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for UPD70F3116GJ-UEN-A?
UPD70F3116GJ-UEN-A orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your UPD70F3116GJ-UEN-A 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 UPD70F3116GJ-UEN-A?
For technical support, including UPD70F3116GJ-UEN-A datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your UPD70F3116GJ-UEN-A requirements.
6.How does Aetrix verify that UPD70F3116GJ-UEN-A is sourced from the original manufacturer or authorized distributors?
All UPD70F3116GJ-UEN-A 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 UPD70F3116GJ-UEN-A meets industry standards.
7.What is the process for return or replacement of UPD70F3116GJ-UEN-A?
All UPD70F3116GJ-UEN-A units undergo pre-shipment inspection (PSI). If there is an issue with UPD70F3116GJ-UEN-A, 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 UPD70F3116GJ-UEN-A part is unused and in its original packaging.
Return procedure for UPD70F3116GJ-UEN-A:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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