Renesas R5F2136AWJFP#U0
- Part No.:
- R5F2136AWJFP#U0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 64-LQFP
- Datasheet:
-
R5F2136AWJFP#U0.pdf
- Description:
- IC MCU 16BIT 96KB FLASH 64LQFP
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
R5F2136AWJFP from Renesas is a 16-bit R8C/36W Group microcontroller with CAN 2.0B interface, 96 KB flash program memory, 1 KB × 4 data flash with background operation (BGO), and 8 KB RAM - designed for automotive LAN and industrial FA control systems operating at 20 MHz with 50 ns minimum instruction cycle time.
For engineers reviewing the R5F2136AWJFP datasheet, R5F2136AWJFP pinout, R5F2136AWJFP application, or R5F2136AWJFP equivalent, key selection considerations include its integrated CAN module (ISO 11898-1 compliant, 16 mailboxes), 10-bit 16-channel ADC with sample-and-hold, six 16-bit timers including complementary PWM for three-phase motor control, and support for LIN via hardware modules on UART0/UART1.
Technical Context
The R5F2136AWJFP implements the R8C CPU core with 89 fundamental instructions, 16×16→32-bit hardware multiplier, and multiply-accumulate capability - enabling efficient real-time signal processing in embedded control. Its single-chip mode provides 1 Mbyte address space and supports high-speed execution at f(XIN) = 20 MHz under 2.7–5.5 V supply.
Peripheral integration includes dual UARTs with I²C/IEBus modes, SSU, two hardware LIN channels, DTC with 40 activation sources, and voltage detection circuitry with power-on reset and configurable voltage detection level - all optimized for EMI/EMS robustness in automotive-grade (-40°C to +85°C) operation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | R8C 16-bit core with 89 instructions, 50 ns min. instruction time at 20 MHz - enables deterministic real-time response in control loops. |
| Memory | 96 KB flash ROM + 1 KB × 4 data flash (10,000 write/erase cycles) + 8 KB RAM - supports firmware updates and parameter storage without external EEPROM. |
| CAN Interface | Single-channel ISO 11898-1 compliant CAN controller with 16 mailboxes - handles full automotive network messaging with hardware filtering and error handling. |
| ADC | 10-bit resolution, 16-channel SAR ADC with sample-and-hold and sweep mode - captures analog sensor inputs (e.g., temperature, current) synchronously with control events. |
| Timers | Timer RD (16-bit × 2) with complementary PWM, reset-synchronous PWM, and three-phase waveform generation - directly drives gate drivers for BLDC/PMSM motor control. |
| Operating Range | -40°C to +85°C ambient, 2.7–5.5 V supply - qualified for under-hood automotive and industrial environments without derating. |
| Package | 64-pin LQFP (PLQP0064KB-A, 10 mm × 10 mm, 0.5 mm pitch) - compatible with standard SMT assembly and thermal management in compact ECUs. |
Pinout & Package
64-pin LQFP package (PLQP0064KB-A) with 0.5 mm pitch and 10 mm × 10 mm body. Pin functions support multiplexed peripheral assignment via software configuration, including dedicated CAN TX/RX pins (CTX0/P6_1, CRX0/P6_2), ADC input channels (AN0–AN11), and three-phase PWM outputs (TRDIOA0–TRDIOD1).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P6_1 / CTX0 | CAN Transmit Output | Direct connection to CAN transceiver TX line; requires external 120 Ω termination and common-mode choke for EMC compliance. |
| P6_2 / CRX0 | CAN Receive Input | Differential input from CAN transceiver RX; internally biased and filtered for noise immunity in noisy vehicle environments. |
| P2_0–P2_7 / TRDIOA0–TRDIOD1 | Three-Phase PWM Outputs | Drive high-/low-side gate drivers in 6-step commutation; complementary pairs support dead-time insertion via hardware timer synchronization. |
| P0_0–P0_7, P1_0–P1_7, etc. | Configurable I/O Ports | 59 CMOS I/O pins with selectable pull-up resistors; AN0–AN11 mapped to 16 ADC channels for sensor interfacing. |
| P4_6 / XIN, P4_7 / XOUT | Crystal Oscillator Interface | Supports external 4–20 MHz crystal; internal feedback resistor eliminates need for external load capacitors in many designs. |
Key Features
| Feature | Design Value |
|---|---|
| Integrated CAN 2.0B Controller | Hardware mailbox management, message filtering, and error confinement reduce CPU overhead in multi-node vehicle networks. |
| Data Flash with BGO | Background operation allows concurrent program execution and non-volatile parameter storage - critical for adaptive calibration in FA systems. |
| Complementary PWM Timer (RD) | Hardware-synchronized 6-pin output with programmable dead time prevents shoot-through in inverter bridge drivers. |
| Hardware LIN Support | Dual LIN channels implemented via UART0/UART1 with automatic sync-break detection and checksum generation - simplifies body electronics subsystem design. |
| Voltage Detection Circuit | Configurable reset threshold and power-on reset ensure reliable boot sequencing during battery voltage transients in automotive applications. |
Applications
| Automotive Body Control Module | Industrial Motor Drive Controller |
|---|---|
Use Scenario: Centralized control of door locks, windows, mirrors, and lighting in modern vehicles using LIN and CAN buses. IC Role / Device Role / Timing Role: Primary MCU managing LIN slave coordination and CAN gateway functions with real-time interrupt handling for safety-critical inputs. Use Value: Integrated CAN + dual LIN eliminates need for external protocol translators; data flash stores user preferences and fault logs across ignition cycles. |
Use Scenario: Closed-loop speed/torque control of 3-phase BLDC motors in HVAC blowers, pumps, and conveyors. IC Role / Device Role / Timing Role: Real-time PWM generator and ADC sampler synchronized to motor electrical angle via encoder interface (Timer RG phase counting mode). Use Value: Complementary PWM with hardware dead-time insertion ensures safe inverter switching; 10-bit ADC resolves current sensing for field-oriented control. |
| Factory Automation I/O Terminal | Vehicle Diagnostic Communication Module |
Use Scenario: Distributed I/O node collecting analog sensor data and digital actuator commands over CANopen or custom CAN protocols. IC Role / Device Role / Timing Role: CAN endpoint with 16-mailbox FIFO, DTC-assisted ADC sweeps, and watchdog supervision for fail-safe operation. Use Value: On-chip debug and flash rewrite enable remote firmware updates; voltage detection prevents erratic behavior during brown-out conditions. |
Use Scenario: OBD-II diagnostic interface translating J1939 or UDS messages between scan tools and engine control units. IC Role / Device Role / Timing Role: Protocol-aware CAN gateway with message routing, filtering, and timing-critical response to diagnostic requests. Use Value: Hardware CAN controller offloads bit timing and CRC calculation from CPU; 20 MHz operation meets ISO 15765-2 timing requirements for fast diagnostic sessions. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F2136AXJFP | No data flash (0 KB); same 96 KB ROM, CAN, and peripherals. | Suitable where non-volatile parameter storage is handled externally or not required. | Select when BGO-based field updates are unnecessary and cost reduction is prioritized. |
| R5F2136AYJFP | Includes 1 KB × 4 data flash but lacks CAN module; otherwise identical memory and peripheral set. | Applicable in LIN-only or UART-based networks where CAN is not mandated. | Choose for cost-sensitive body electronics without CAN bus dependency. |
Compared with R5F2136AXJFP and R5F2136AYJFP, the R5F2136AWJFP uniquely combines CAN 2.0B and data flash with BGO - making it the only option among these three for applications requiring both in-vehicle networking and secure, concurrent firmware/parameter updates.
Availability
R5F2136AWJFP is available at Aetrix Electronics and suitable for automotive body control modules, industrial motor drive controllers, factory automation I/O terminals, and vehicle diagnostic communication modules requiring stable component supply across extended product lifecycles.
Supply support for R5F2136AWJFP 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 is a global semiconductor leader specializing in microcontrollers, analog, and power solutions for automotive, industrial, and IoT markets.
The R8C/36W Group, including R5F2136AWJFP, was engineered for cost-effective, high-reliability control in automotive LAN and industrial FA systems - emphasizing CAN integration, motor control peripherals, and robust operation across temperature extremes.
FAQ
What is the maximum operating frequency and supply voltage range for the R5F2136AWJFP?
The R5F2136AWJFP operates at a maximum external clock frequency of 20 MHz (f(XIN)) with a supply voltage range of 2.7 V to 5.5 V. Its minimum instruction execution time is 50 ns under these conditions, and it supports internal high-speed and low-speed oscillators for flexible clock source selection across power modes.
Does the R5F2136AWJFP support hardware debugging and in-system programming?
Yes, the R5F2136AWJFP includes on-chip debug functionality and an on-board flash rewrite capability, enabling real-time debugging, breakpoint setting, and firmware updates without removing the device from the target system - essential for rapid development and field maintenance of R5F2136AWJFP-based designs.
How many CAN mailboxes does the R5F2136AWJFP provide, and what standard does it comply with?
The R5F2136AWJFP integrates a single CAN module compliant with ISO 11898-1, supporting 16 dedicated mailboxes for message transmission and reception. This enables efficient filtering, prioritization, and buffering of CAN frames in multi-node automotive networks without CPU intervention.
What ADC resolution and channel count does the R5F2136AWJFP offer, and does it include sample-and-hold?
The R5F2136AWJFP features a 10-bit successive approximation ADC with 16 input channels (AN0–AN11) and integrated sample-and-hold functionality. It supports sweep mode for automatic sequential conversion - ideal for capturing synchronized sensor data in motor control and condition monitoring applications using R5F2136AWJFP.
Is the R5F2136AWJFP pin-compatible with other members of the R8C/36x family?
Yes, the R5F2136AWJFP shares the same 64-pin LQFP package (PLQP0064KB-A) and pin assignment with all R8C/36W/X/Y/Z Group devices, including R5F2136AXJFP and R5F2136AYJFP. Peripheral pin functions are consistent across the group, allowing hardware reuse when migrating between variants with differing memory or peripheral configurations.
R5F2136AWJFP#U0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 64-LQFP
- Series:
- R8C/3x/36W
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Core Processor:
- R8C
- Core Size:
- 16-Bit
- Speed:
- 20MHz
- Connectivity:
- CANbus, I2C, LINbus, SIO, SSU, UART/USART
- Peripherals:
- POR, PWM, Voltage Detect, WDT
- Number of I/O:
- 59
- Program Memory Size:
- 96KB (96K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 4K x 8
- RAM Size:
- 8K 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:
R5F2136AWJFP#U0 FAQ
1.How can I place an order for R5F2136AWJFP#U0 through Aetrix?
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6.How does Aetrix verify that R5F2136AWJFP#U0 is sourced from the original manufacturer or authorized distributors?
All R5F2136AWJFP#U0 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 R5F2136AWJFP#U0 meets industry standards.
7.What is the process for return or replacement of R5F2136AWJFP#U0?
All R5F2136AWJFP#U0 units undergo pre-shipment inspection (PSI). If there is an issue with R5F2136AWJFP#U0, 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 R5F2136AWJFP#U0 part is unused and in its original packaging.
Return procedure for R5F2136AWJFP#U0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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