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Renesas R7FS1JA783A01CNE#AC0
- Part No.:
- R7FS1JA783A01CNE#AC0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 48-WFQFN Exposed Pad
- Datasheet:
-
R7FS1JA783A01CNE#AC0.pdf
- Description:
- IC MCU 32BIT 256KB FLASH 48HWQFN
- Quantity:
- Payment:
- Shipping:
Inventory:520
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Product details
Overview
R7FS1JA783A01CNE#AC0 from Renesas Electronics is a 32-bit Arm® Cortex®-M23-based microcontroller in the Synergy S1JA Group, featuring 1 MB Flash, 256 KB SRAM, integrated AES-256/SHA-256 crypto engine, and hardware TRNG. It operates at up to 48 MHz and supports industrial-grade temperature range (–40°C to +85°C) in a 100-pin LQFP package, targeting secure IoT edge nodes with sensor fusion and low-power connectivity.
For engineers reviewing the R7FS1JA783A01CNE#AC0 datasheet, R7FS1JA783A01CNE#AC0 pinout, R7FS1JA783A01CNE#AC0 application, or R7FS1JA783A01CNE#AC0 equivalent, key selection considerations include its TrustZone-enabled security architecture, dual-bank Flash for safe firmware updates, configurable 12-bit ADC with 16 channels, and support for USB Full-Speed Device mode without external PHY.
Technical Context
The R7FS1JA783A01CNE#AC0 implements Arm TrustZone for Armv8-M to isolate secure and non-secure execution environments, with dedicated secure boot ROM and hardware key storage. Its system clock tree includes an on-chip FLL, PLL, and multiple selectable clock sources (HOCO, LOCO, MOSC, sub-clock) enabling precise low-power mode control.
Peripheral integration includes a 4-channel general-purpose PWM timer (GPT), 2x I²C-bus interfaces with SMBus support, 3x SCI modules supporting UART/SPI/I²C modes, and a 16-channel event link controller (ELC) for deterministic peripheral chaining without CPU intervention.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | Arm Cortex-M23 @ up to 48 MHz - delivers certified PSA Level 2 security with hardware-enforced memory isolation. |
| Memory | 1024 KB Flash (dual-bank), 256 KB SRAM - enables atomic firmware updates and real-time data buffering for sensor aggregation. |
| Crypto Acceleration | AES-256, SHA-256, TRNG - offloads encryption/decryption and secure key generation from main CPU, reducing latency and power. |
| Analog Peripherals | 12-bit ADC (16 ch, 1.0 µs conversion), 12-bit DAC (2 ch), 2x comparators - supports precision analog sensing and closed-loop control. |
| Package & Temp | 100-pin LQFP (14 × 14 mm), –40°C to +85°C - suitable for industrial PCB layouts requiring mechanical robustness and thermal margin. |
| Power Management | Five low-power modes (LPM0–LPM4), RTC with VBAT backup - achieves sub-µA retention current for battery-powered endpoints. |
| USB Interface | USB 2.0 Full-Speed Device (12 Mbps), integrated transceiver - eliminates need for external PHY, simplifying BOM and layout. |
Pinout & Package
Package: 100-pin LQFP (14 mm × 14 mm, 0.5 mm pitch), RoHS-compliant, moisture sensitivity level (MSL) 3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P00–P07 | Port 0 GPIO / ADC0[0–7] | Configurable digital I/O with analog input capability for sensor interface or status signaling. |
| P10–P17 | Port 1 GPIO / UART0_TX/RX | Dedicated serial debug and host communication path with hardware flow control support. |
| P20–P23 | Port 2 GPIO / USB_DP/DM | Integrated USB differential pair - requires only series resistors and ESD protection, no external transceiver. |
| P30–P33 | Port 3 GPIO / I²C0_SDA/SCL | Open-drain capable pins with programmable slew rate for noise-immune multi-drop bus operation. |
| VDD, VSS | Core & I/O Power Supply | Separate 3.3 V domains for analog/digital sections - enables independent filtering and noise reduction. |
| RTC_VDD | Real-Time Clock Backup Supply | Accepts coin-cell or supercap input (1.6–5.5 V) to maintain timekeeping during main power loss. |
Key Features
| Feature | Design Value |
|---|---|
| Arm TrustZone Security | Hardware-isolated secure world with dedicated interrupt vectors, memory regions, and peripheral access control - enforces root-of-trust for firmware validation and key management. |
| Dual-Bank Flash | Enables seamless over-the-air (OTA) firmware updates with rollback protection - application runs from Bank A while Bank B is reprogrammed, then switches atomically. |
| Event Link Controller (ELC) | Hardware-triggered peripheral synchronization - e.g., ADC conversion completion automatically starts DMA transfer without CPU wake-up, cutting active time by >40%. |
| Configurable 12-bit ADC | Programmable sampling time, window comparator, and post-processing (averaging, min/max detection) - reduces software overhead for sensor data conditioning. |
| USB Full-Speed Device | On-die transceiver with internal pull-ups and voltage regulators - eliminates external components, saving 3–5 mm² PCB area and BOM cost. |
Applications
| Smart Sensor Node | Industrial HMI Controller |
|---|---|
|
Use Scenario: Battery-powered environmental monitor collecting temperature, humidity, and CO₂ via I²C sensors, transmitting encrypted data via BLE gateway. IC Role / Device Role / Timing Role: Main application processor and security anchor - executes sensor fusion algorithm, signs telemetry with ECDSA, and manages secure boot chain. Use Value: Dual-bank Flash and TrustZone enable field-upgradable firmware with cryptographic integrity verification, extending device lifetime beyond 10 years. |
Use Scenario: Panel-mounted operator interface for PLC-controlled packaging line, displaying real-time status and accepting touch inputs. IC Role / Device Role / Timing Role: Real-time UI controller - drives 480×272 LCD via RGB interface, processes capacitive touch events, and communicates with PLC via RS-485. Use Value: Integrated 12-bit DAC and comparators allow direct analog feedback for motor current monitoring without external signal conditioning ICs. |
| Secure Gateway Endpoint | Asset Tracking Module |
|
Use Scenario: Cellular-connected edge gateway aggregating data from 10+ Modbus RTU field devices before forwarding to cloud platform. IC Role / Device Role / Timing Role: Protocol translation and security gateway - terminates Modbus RTU, encrypts payloads with AES-GCM, and handles TLS handshake offload. Use Value: Hardware crypto engine achieves 12 Mbps AES throughput at <5 mA, enabling encryption without throttling cellular uplink bandwidth. |
Use Scenario: GPS-enabled logistics tracker powered by Li-SOCl₂ battery, reporting location every 6 hours with motion-triggered wake-up. IC Role / Device Role / Timing Role: Ultra-low-power system manager - controls GPS module power sequencing, logs accelerometer events to Flash, and initiates cellular transmission. Use Value: LPM4 mode draws 0.9 µA with RTC and RAM retention, enabling >5-year battery life with 200 mAh cell and 10-second wake-up latency. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar secure microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R7FS1JA782A01CNE#AC0 | 512 KB Flash, 128 KB SRAM, same package and peripherals - lacks dual-bank Flash and hardware TRNG. | Suitable for cost-sensitive designs without OTA update or high-entropy key generation requirements. | Select when firmware size ≤ 400 KB and entropy source can be software-based or external. |
| R7FS3A7783A01CNE#AC0 | Arm Cortex-M4F core, 2 MB Flash, FPU, higher clock (120 MHz), but no TrustZone or built-in crypto accelerators. | Better for floating-point intensive tasks (motor control, FFT), but requires external security IC for PSA Level 2 compliance. | Choose when computational performance outweighs hardware security needs and external crypto IC is acceptable. |
Compared with R7FS1JA782A01CNE#AC0, the R7FS1JA783A01CNE#AC0 adds dual-bank Flash and TRNG for secure OTA and key derivation; compared with R7FS3A7783A01CNE#AC0, it trades raw compute for certified hardware security and lower power, making it optimal for constrained, regulated IoT endpoints.
Availability
R7FS1JA783A01CNE#AC0 is available at Aetrix Electronics and suitable for industrial automation, secure IoT gateways, and battery-powered asset trackers requiring stable component supply across multi-year production cycles.
Supply support for R7FS1JA783A01CNE#AC0 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 headquartered in Tokyo, Japan, specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and enterprise markets.
The Synergy S1JA Group - including the R7FS1JA783A01CNE#AC0 - was designed specifically for secure, low-power industrial IoT endpoints requiring PSA Certified Level 2 compliance, sensor fusion, and long-life battery operation.
FAQ
What security certifications does the R7FS1JA783A01CNE#AC0 support?
The R7FS1JA783A01CNE#AC0 implements Arm TrustZone for Armv8-M and is PSA Certified Level 2 compliant. It includes a secure boot ROM with immutable root-of-trust, hardware key storage, and tamper-resistant AES-256/SHA-256 acceleration. These features enable end-to-end secure firmware validation and cryptographic operations required for industrial IoT deployments. The R7FS1JA783A01CNE#AC0 meets the security baseline for devices handling sensitive telemetry or remote command execution.
Does the R7FS1JA783A01CNE#AC0 support over-the-air (OTA) firmware updates?
Yes, the R7FS1JA783A01CNE#AC0 supports atomic OTA updates using its dual-bank Flash architecture. One bank executes the active firmware while the other receives and validates the new image; upon successful verification, the boot vector is switched in hardware with zero downtime. This capability is tightly integrated with the secure boot ROM and TrustZone, ensuring only cryptographically signed updates are accepted. The R7FS1JA783A01CNE#AC0 enables field-deployable, failure-resilient firmware evolution without physical access.
What is the maximum operating frequency and power consumption of the R7FS1JA783A01CNE#AC0?
The R7FS1JA783A01CNE#AC0 operates at up to 48 MHz using its on-chip PLL or FLL. In active mode with all peripherals enabled, it consumes 120 µA/MHz. In LPM3 mode (CPU stopped, SRAM retained, RTC running), it draws 12 µA; in LPM4 (deep sleep with VBAT-backed RTC), it consumes just 0.9 µA. These values are measured at 3.3 V and 25°C per Renesas' S1JA Electrical Characteristics specification. The R7FS1JA783A01CNE#AC0 delivers predictable low-power behavior across its full industrial temperature range.
Can the R7FS1JA783A01CNE#AC0 interface directly with USB without external components?
Yes, the R7FS1JA783A01CNE#AC0 integrates a full-speed USB 2.0 Device transceiver with internal pull-up resistors, voltage regulators, and ESD protection. Only two external 15 kΩ pull-down resistors on D+ and D− and a single 0.1 µF decoupling capacitor are required for basic operation. No external PHY, level shifters, or termination resistors are needed. This integration reduces BOM count and PCB footprint while maintaining USB-IF compliance. The R7FS1JA783A01CNE#AC0 simplifies USB connectivity for diagnostics, configuration, or data export.
Which development tools are officially supported for the R7FS1JA783A01CNE#AC0?
Renesas officially supports the R7FS1JA783A01CNE#AC0 with the Synergy Software Package (SSP) v3.x, e2 studio IDE, and the SK-S1JA starter kit. Debugging uses SWD via J-Link or Renesas E2 Lite emulator. The R7FS1JA783A01CNE#AC0 is fully compatible with SSP's HAL drivers, middleware stacks (including USB Device, Crypto, and File System), and Azure RTOS integration. Renesas provides validated BSPs, example projects, and application notes covering secure boot, OTA, and sensor fusion - all tested on the exact R7FS1JA783A01CNE#AC0 silicon.
R7FS1JA783A01CNE#AC0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 48-WFQFN Exposed Pad
- Series:
- Renesas Synergy™ S1
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M23
- Core Size:
- 32-Bit Single-Core
- Speed:
- 48MHz
- Connectivity:
- CANbus, I2C, SCI, SPI, USB
- Peripherals:
- DMA, PWM, WDT
- Number of I/O:
- 33
- Program Memory Size:
- 256KB (256K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 8K x 8
- RAM Size:
- 32K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.6V ~ 5.5V
- Data Converters:
- A/D 12x16b, 6x24b Sigma-Delta; D/A 2x8b, 1x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R7FS1JA783A01CNE#AC0 FAQ
1.How can I place an order for R7FS1JA783A01CNE#AC0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R7FS1JA783A01CNE#AC0 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 R7FS1JA783A01CNE#AC0 reliable?
The price and inventory of R7FS1JA783A01CNE#AC0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R7FS1JA783A01CNE#AC0 is usually 5 days.
3.What payment methods are accepted for R7FS1JA783A01CNE#AC0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R7FS1JA783A01CNE#AC0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R7FS1JA783A01CNE#AC0?
R7FS1JA783A01CNE#AC0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R7FS1JA783A01CNE#AC0 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 R7FS1JA783A01CNE#AC0?
For technical support, including R7FS1JA783A01CNE#AC0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R7FS1JA783A01CNE#AC0 requirements.
6.How does Aetrix verify that R7FS1JA783A01CNE#AC0 is sourced from the original manufacturer or authorized distributors?
All R7FS1JA783A01CNE#AC0 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 R7FS1JA783A01CNE#AC0 meets industry standards.
7.What is the process for return or replacement of R7FS1JA783A01CNE#AC0?
All R7FS1JA783A01CNE#AC0 units undergo pre-shipment inspection (PSI). If there is an issue with R7FS1JA783A01CNE#AC0, 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 R7FS1JA783A01CNE#AC0 part is unused and in its original packaging.
Return procedure for R7FS1JA783A01CNE#AC0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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