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Renesas M306NLFJGP#U3
- Part No.:
- M306NLFJGP#U3
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
M306NLFJGP#U3.pdf
- Description:
- IC MCU 16BIT 512KB FLSH 100LFQFP
- Quantity:
- Payment:
- Shipping:
Inventory:4,924
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Product details
Overview
M306NLFJGP#U3 from Renesas Electronics is a 16-bit Flash-based MCU in the M16C/6N Group, featuring the M16C/60 Series CPU core, 512 KB + 4 KB data flash ROM, 31 KB RAM, and integrated CAN 2.0B module - designed for automotive and industrial real-time control systems requiring deterministic timing, analog sensing, and robust serial communication.
For engineers reviewing the M306NLFJGP#U3 datasheet, M306NLFJGP#U3 pinout, M306NLFJGP#U3 application, or M306NLFJGP#U3 equivalent, this page delivers verified specifications, validated 100-pin LQFP package mapping, confirmed CAN/UART/I²C/IEBus peripheral support, and direct alternative part comparisons for automotive ECU and motor control design-in.
Technical Context
The M306NLFJGP#U3 implements a silicon-gate CMOS M16C/60 core with 91 fundamental instructions and 41.7 ns minimum instruction execution time at 24 MHz BCLK. It supports single-chip, memory expansion, and microprocessor operating modes across a 1 Mbyte address space.
Its peripheral set includes dual 16-bit multifunction timer groups (Timer A ×5, Timer B ×6), three-phase motor control circuitry, 10-bit ×26-channel A/D converter, dual 8-bit D/A channels, 2-channel DMAC, CRC-CCITT engine, and one CAN 2.0B controller compliant with ISO 11898-1.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | M16C/60 Series 16-bit RISC core with 91 instructions and 41.7 ns min. execution time at 24 MHz |
| Memory | 512 KB + 4 KB data flash ROM, 31 KB RAM - enables firmware updates and runtime parameter storage |
| CAN Interface | 1× CAN 2.0B module compliant with ISO 11898-1 - supports automotive network diagnostics and distributed control |
| Analog Peripherals | 10-bit A/D converter with 26 input channels; dual 8-bit D/A outputs - suitable for closed-loop sensor feedback and actuator drive |
| Supply & Temp | 3.0–5.5 V operation; -40°C to +85°C ambient range - qualified for under-hood and industrial cabinet environments |
| Package | 100-pin plastic LQFP (PLQP0100KB-A) - surface-mount compatible with standard reflow profiles |
| Power Consumption | 21 mA active (24 MHz PLL), 0.8 µA stop mode - balances performance and low-power sleep states |
Pinout & Package
Package: 100-pin molded-plastic LQFP (PLQP0100KB-A), 14 mm × 14 mm, 0.5 mm pitch.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P0_0/AN0_0/D0 | Port 0 bit 0 / Analog input 0 / Data bus bit 0 | Time-shared I/O supporting 8-bit parallel interface or 26-channel A/D sampling |
| P5_3/BCLK | Bus clock input | Drives internal timing; accepts 24 MHz max. external clock for synchronous peripheral operation |
| P6_6/RXD1/SCL1 | Serial receive / I²C clock line | Configurable as UART channel 1 RX or I²C-bus clock - enables sensor hub or EEPROM interfacing |
| P9_5/ANEX0/CRX0/CLK4 | Analog extension input / CAN receive / clock output | Dedicated CAN 2.0B physical layer input; also supports external clock distribution or auxiliary analog sensing |
| RESET | Active-low reset input | Hardware-initiated cold start or watchdog recovery; requires external pull-up and debouncing |
Key Features
| Feature | Design Value |
|---|---|
| Integrated CAN 2.0B Controller | Single-channel, full ISO 11898-1 compliance - eliminates need for external CAN transceiver logic in basic nodes |
| Three-Phase Motor Control Circuit | Hardware-accelerated PWM generation with dead-time insertion - reduces CPU load in BLDC/PMSM drives |
| 2-Channel 8-bit D/A Converter | Simultaneous analog output for reference voltage generation or actuator biasing without external DACs |
| 26-Channel 10-bit A/D Converter | Scan-mode operation with programmable trigger sources - supports multi-sensor acquisition in <10 µs per channel |
| On-Chip PLL Frequency Synthesizer | Generates stable 24 MHz system clock from lower-frequency crystal - improves EMI and simplifies board layout |
Applications
| Automotive Body Control Module | Industrial HVAC Controller |
|---|---|
Use Scenario: Centralized control of door locks, window lifts, mirror adjustment, and lighting via LIN/CAN gateway. IC Role / Device Role / Timing Role: Primary MCU executing real-time CAN message filtering, PWM motor control, and analog sensor fusion. Use Value: Integrated CAN 2.0B and 26-channel A/D enable direct connection to cabin sensors and actuators - reducing BOM count by 3+ discrete ICs. |
Use Scenario: Closed-loop temperature/humidity regulation in commercial air handling units using thermistors, humidity sensors, and valve drivers. IC Role / Device Role / Timing Role: Real-time PID computation engine with synchronized A/D sampling and dual D/A outputs for proportional valve control. Use Value: On-chip 10-bit A/D and dual 8-bit D/A eliminate external signal conditioning - shortening analog signal path and improving thermal stability. |
| Factory Automation I/O Terminal | Motor Drive Feedback Interface |
Use Scenario: Distributed digital I/O node collecting 24 V DC inputs and driving relay/SSR outputs over CANopen network. IC Role / Device Role / Timing Role: Deterministic interrupt handler managing 87 GPIO pins, timer-triggered diagnostics, and CAN frame transmission. Use Value: 87 I/O pins with configurable pull-ups/downs and 12 external interrupts support scalable modular I/O expansion without FPGA co-processing. |
Use Scenario: Acquisition and preprocessing of encoder quadrature signals, current sense ADCs, and thermal protection inputs for servo drives. IC Role / Device Role / Timing Role: High-speed peripheral coordinator synchronizing A/D conversion, timer capture, and CAN status reporting. Use Value: Three-phase motor control circuit + 16-bit timers with quadrature decode mode enable precise rotor position tracking at ≤1 µs jitter. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F100PLGSP#30 | RL78/G13-based; 32 KB flash, no CAN, 20-channel A/D, 20-pin SSOP | Limited to low-pin-count, non-networked embedded control (e.g., appliance sub-controllers) | Select when CAN is unnecessary and cost-sensitive, space-constrained designs require smaller footprint. |
| MB9BF506RPMC-G-SNE2 | Fujitsu FM3-based; 512 KB flash, CAN 2.0B, 12-bit A/D ×16, 100-pin LQFP | Higher-resolution A/D but fewer analog channels; lacks three-phase motor control hardware | Prefer when higher analog precision is critical and motor control is software-implemented. |
Compared with M306NLFJGP#U3, R5F100PLGSP#30 offers lower cost and power but omits CAN and motor control logic, while MB9BF506RPMC-G-SNE2 provides superior A/D resolution yet requires additional firmware for motor commutation - making M306NLFJGP#U3 optimal for CAN-connected motor systems needing hardware-accelerated timing.
Availability
M306NLFJGP#U3 is available at Aetrix Electronics and suitable for automotive body electronics, industrial motor controllers, factory I/O terminals, and HVAC management systems requiring stable component supply, long-lifecycle support, and automotive-grade qualification.
Supply support for M306NLFJGP#U3 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 M16C/6N Group, including M306NLFJGP#U3, was engineered for deterministic real-time control in automotive ECUs and industrial automation - emphasizing CAN integration, analog signal processing, and motor drive acceleration.
FAQ
What is the maximum operating frequency of the M306NLFJGP#U3?
The M306NLFJGP#U3 achieves a minimum instruction execution time of 41.7 ns at 24 MHz BCLK, enabled by its on-chip PLL frequency synthesizer. This corresponds to a maximum system clock frequency of 24 MHz under standard operating conditions (VCC = 3.0–5.5 V, -40°C to +85°C). The PLL allows stable high-speed operation from lower-frequency crystals, reducing EMI and board-level clock routing complexity for the M306NLFJGP#U3.
Does the M306NLFJGP#U3 include an integrated CAN transceiver?
No, the M306NLFJGP#U3 integrates only the CAN protocol controller (CAN 2.0B compliant), not the physical layer transceiver. External CAN transceivers such as the TJA1042 or SN65HVD230 must be used to interface with the CAN bus. The M306NLFJGP#U3 provides dedicated CAN pins (CRX0, CTX0) and supports bit rates up to 1 Mbps, but level-shifting and bus termination remain external responsibilities for the M306NLFJGP#U3.
What is the flash endurance specification for the M306NLFJGP#U3?
The M306NLFJGP#U3 specifies 100 write/erase cycles for its on-chip flash memory, including both main program memory and the 4 KB data flash block (Block A). This endurance rating applies under recommended programming conditions: 3.3 ± 0.3 V or 5.0 ± 0.5 V VPP, ambient temperature 25°C, and proper erase/write sequencing per Renesas' Flash Programming Manual. Field firmware updates for the M306NLFJGP#U3 must account for this cycle limit in wear-leveling strategies.
How many analog input channels does the M306NLFJGP#U3 support?
The M306NLFJGP#U3 features a single 10-bit A/D converter with up to 26 selectable analog input channels, including AN0_0 through AN0_7, AN2_0 through AN2_7, ANEX0/ANEX1, and AN0–AN7 on Port P10. Channel selection is software-configurable via the ADCH register, and conversions can be triggered by internal timers, external events, or software commands - enabling flexible sensor monitoring across multiple subsystems in the M306NLFJGP#U3.
Is the M306NLFJGP#U3 pin-compatible with other members of the M16C/6N Group?
The M306NLFJGP#U3 shares the same 100-pin LQFP (PLQP0100KB-A) package and identical pinout with other 100-pin variants in the M16C/6N Group, including M306NLFHGP and M306NLME-XXXGP. Pin functions, electrical characteristics, and peripheral mappings are consistent across these variants. However, memory size (512 KB flash vs. 384 KB or mask ROM) and feature enablement (e.g., data flash presence) differ - so firmware and BOM must be validated per specific variant, though PCB layout remains reusable for the M306NLFJGP#U3.
M306NLFJGP#U3 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 100-LQFP
- Series:
- M16C™ M16C/60/6NL
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Core Processor:
- M16C/60
- Core Size:
- 16-Bit
- Speed:
- 24MHz
- Connectivity:
- CANbus, I2C, IEBus, SIO, UART/USART
- Peripherals:
- DMA, WDT
- Number of I/O:
- 85
- Program Memory Size:
- 512KB (512K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 31K x 8
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 5.5V
- Data Converters:
- A/D 26x10b; D/A 2x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
M306NLFJGP#U3 FAQ
1.How can I place an order for M306NLFJGP#U3 through Aetrix?
Please submit a Request for Quotation (RFQ) for M306NLFJGP#U3 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 M306NLFJGP#U3 reliable?
The price and inventory of M306NLFJGP#U3 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for M306NLFJGP#U3 is usually 5 days.
3.What payment methods are accepted for M306NLFJGP#U3?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for M306NLFJGP#U3 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for M306NLFJGP#U3?
M306NLFJGP#U3 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your M306NLFJGP#U3 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 M306NLFJGP#U3?
For technical support, including M306NLFJGP#U3 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your M306NLFJGP#U3 requirements.
6.How does Aetrix verify that M306NLFJGP#U3 is sourced from the original manufacturer or authorized distributors?
All M306NLFJGP#U3 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 M306NLFJGP#U3 meets industry standards.
7.What is the process for return or replacement of M306NLFJGP#U3?
All M306NLFJGP#U3 units undergo pre-shipment inspection (PSI). If there is an issue with M306NLFJGP#U3, 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 M306NLFJGP#U3 part is unused and in its original packaging.
Return procedure for M306NLFJGP#U3:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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