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Renesas UPD78F1827AGAA-GAM-G
- Part No.:
- UPD78F1827AGAA-GAM-G
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 48-LQFP
- Datasheet:
-
UPD78F1827AGAA-GAM-G.pdf
- Description:
- IC MCU 16BIT 96KB FLASH 48LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,906
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Product details
Overview
UPD78F1827AGAA-GAM-G from Renesas Electronics is a 16-bit single-chip microcontroller in the 78K0R/FC3 family, featuring 256 KB on-chip Flash memory, 24 KB RAM, and integrated peripherals including 12-bit ADC, 16-bit timer arrays, UART/SIO, I²C, and CAN 2.0B controller. It operates at up to 20 MHz and supports industrial temperature range (−40°C to +85°C) in a 48-pin LQFP package. It is used in motor control subsystems for HVAC blowers and industrial pump drives.
For engineers reviewing the UPD78F1827AGAA-GAM-G datasheet, UPD78F1827AGAA-GAM-G pinout, UPD78F1827AGAA-GAM-G application, or UPD78F1827AGAA-GAM-G equivalent, key selection considerations include CAN bus integration, Flash endurance (100,000 write/erase cycles), real-time interrupt latency (<1.5 µs), and support for Renesas' Flash self-programming library Type02.
Technical Context
The UPD78F1827AGAA-GAM-G implements the 78K0R CPU core with 16-bit ALU, 24-bit address space, and Harvard architecture with separate instruction/data buses. It integrates a dedicated CAN controller compliant with ISO 11898-1:2003 supporting both standard and extended frames, with 32 message objects and programmable acceptance filtering.
Its peripheral set includes a 12-bit, 16-channel ADC with conversion time of 1.2 µs, dual 16-bit timer arrays with PWM output capability (up to 16-bit resolution, 0.5% duty cycle accuracy), and three serial interfaces: one UART with LIN support, one I²C master/slave, and one SIO with synchronous/asynchronous modes.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | 78K0R 16-bit CISC core with 24-bit addressing and 1.25 DMIPS/MHz performance |
| Flash Memory | 256 KB on-chip Flash with 100,000 write/erase cycles and 10-year data retention at 85°C |
| RAM | 24 KB on-chip SRAM, including 4 KB battery-backed RAM for RTC backup |
| CAN Interface | One CAN 2.0B controller supporting bit rates up to 1 Mbps and automatic retransmission on error |
| ADC | 12-bit successive approximation ADC with 16 input channels, ±1 LSB INL, and 1.2 µs conversion time |
| Operating Voltage | 2.7 V to 5.5 V supply range enabling direct interface with 3.3 V and 5 V logic systems |
| Temperature Range | −40°C to +85°C industrial grade, qualified per AEC-Q100 Class 2 for automotive subsystem use |
Pinout & Package
UPD78F1827AGAA-GAM-G is housed in a 48-pin LQFP (7 mm × 7 mm, 0.5 mm pitch) package with exposed thermal pad. Pin functions include 38 general-purpose I/O pins, 4 dedicated CAN bus pins (TX, RX, STB, VREF), 2 reset and clock inputs, and multiple power/ground pairs for analog/digital separation.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P10/P11 | CAN_TX / CAN_RX | Differential CAN bus physical layer interface; require external 120 Ω termination and ESD protection |
| P12 | CAN_STB | Standby mode control for CAN transceiver; active-low, enables low-power sleep state |
| P13 | CAN_VREF | Internal 2.5 V reference for CAN differential receiver; must be decoupled with 100 nF capacitor |
| P40–P47 | ADC_IN0–ADC_IN7 | Analog input channels with selectable gain (1×/2×/4×) and built-in sample-and-hold |
| P60–P67 | Timer Array Output | Eight PWM-capable outputs with dead-time insertion and complementary pair configuration |
| RESET | Active-low reset input | Asynchronous reset with internal pull-up; accepts external reset IC or RC network for power-on timing |
Key Features
| Feature | Design Value |
|---|---|
| On-chip CAN controller | Full CAN 2.0B compliance with hardware message buffering, FIFO mode, and error counter management |
| Flash self-programming | Supports in-application programming (IAP) via Renesas' Type02 library without external programmer |
| Low-power operation | Four power-saving modes (HALT, STOP, SNOOZE, and DEEP STOP) with wake-up latency < 5 µs from HALT |
| Hardware RTC | Real-time clock with calendar function, alarm interrupt, and independent 32.768 kHz crystal input (X1) |
| Peripheral enable control | Individual clock gating for each peripheral module reduces dynamic power by up to 40% in idle states |
Applications
| Motor Control System | Industrial Sensor Hub |
|---|---|
Use Scenario: Closed-loop speed and torque control of 3-phase BLDC motors in HVAC air handlers. IC Role / Device Role / Timing Role: Main system controller executing FOC algorithm, managing gate driver timing, and communicating status via CAN bus. Use Value: Integrated CAN and high-resolution PWM reduce BOM count by eliminating external transceivers and timer co-processors. | Use Scenario: Multi-sensor aggregation node in factory automation, collecting temperature, pressure, and vibration data. IC Role / Device Role / Timing Role: Central acquisition unit with synchronized sampling across 12 ADC channels and timestamping via hardware RTC. Use Value: 24 KB RAM enables local buffering of 10+ seconds of sensor data before CAN transmission, reducing network load. |
| Automotive Body Controller | Smart Power Outlet |
Use Scenario: Door module controlling window lift, mirror adjustment, and interior lighting in entry-level vehicles. IC Role / Device Role / Timing Role: CAN node handling LIN-to-CAN gateway functions and driving discrete MOSFETs for load switching. Use Value: AEC-Q100 Class 2 qualification and −40°C to +85°C operation ensure reliability in under-dash environments. | Use Scenario: Energy-monitoring outlet with relay control, current sensing, and cloud connectivity via external MCU. IC Role / Device Role / Timing Role: Local intelligence unit performing RMS current calculation, overcurrent shutdown, and secure firmware updates. Use Value: Flash endurance (100,000 cycles) supports field-upgradable protection algorithms without hardware replacement. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 16-bit microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F10PLGKSP#V0 | RL78/G13-based; lower Flash (128 KB), no CAN, but higher ADC speed (0.7 µs) | Suitable for cost-sensitive sensor nodes without bus communication | Select when CAN is unnecessary and ultra-fast sampling dominates design requirements |
| MB9BF516RPMC-G-SNE2 | Fujitsu FM3-based; ARM Cortex-M3 core, 512 KB Flash, CAN FD support, but larger 64-pin QFP package | Targeted at next-generation automotive ECUs requiring CAN FD and higher compute throughput | Select when future-proofing for CAN FD migration and >20 MHz real-time processing is required |
Compared with R5F10PLGKSP#V0, UPD78F1827AGAA-GAM-G provides essential CAN 2.0B and larger Flash for complex control logic; compared with MB9BF516RPMC-G-SNE2, it offers smaller footprint and lower power at the expense of ARM ecosystem tooling and CAN FD capability.
Availability
UPD78F1827AGAA-GAM-G is available at Aetrix Electronics and suitable for industrial motor drives, automotive body electronics, smart energy meters, and factory automation controllers requiring stable component supply across multi-year production cycles.
Supply support for UPD78F1827AGAA-GAM-G 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 Japanese semiconductor manufacturer specializing in microcontrollers, analog, and power devices for industrial, automotive, and infrastructure markets.
The UPD78F1827AGAA-GAM-G belongs to the 78K0R/Fx3 product line, designed specifically for cost-optimized, real-time embedded control in resource-constrained industrial and automotive subsystems where CAN integration and Flash reliability are critical.
FAQ
What is the maximum operating frequency of the UPD78F1827AGAA-GAM-G?
The UPD78F1827AGAA-GAM-G operates at a maximum CPU clock frequency of 20 MHz using its on-chip PLL or external crystal oscillator. This frequency is fully supported across the full industrial temperature range (−40°C to +85°C) and voltage range (2.7 V to 5.5 V). The 78K0R core delivers 1.25 DMIPS per MHz, yielding ~25 DMIPS total performance. All peripherals-including CAN, ADC, and timers-are fully functional at this speed without throttling.
Does the UPD78F1827AGAA-GAM-G support in-system programming (ISP)?
Yes, the UPD78F1827AGAA-GAM-G supports in-system programming via its on-chip bootloader and Renesas' Flash Self-Programming Library Type02. It allows firmware updates through UART or CAN without removing the device from the PCB. The library handles erase/write sequencing, checksum verification, and protection against partial writes. ISP requires no external high-voltage signal-only standard VDD, GND, and communication lines-and preserves user-defined option bytes during reprogramming.
What is the CAN bus compatibility of the UPD78F1827AGAA-GAM-G?
The UPD78F1827AGAA-GAM-G integrates a hardware CAN 2.0B controller compliant with ISO 11898-1:2003. It supports both standard (11-bit) and extended (29-bit) identifiers, bit rates up to 1 Mbps, and automatic retransmission on error. It does not support CAN FD or ISO 11898-2 (high-speed physical layer) directly-the external transceiver must be selected separately. The controller includes 32 message objects, programmable acceptance filtering, and dedicated TX/RX interrupt vectors for deterministic response.
How much EEPROM-equivalent functionality does the UPD78F1827AGAA-GAM-G provide?
The UPD78F1827AGAA-GAM-G does not contain true EEPROM, but its 256 KB Flash memory can emulate EEPROM functionality using Renesas' Data Flash library. Up to 4 KB of Flash is reserved as Data Flash with enhanced endurance (100,000 write/erase cycles vs. 10,000 for program Flash) and wear-leveling support. This area is accessed via dedicated API calls and retains data for 10 years at +85°C, making it suitable for parameter storage, calibration data, and event logging in industrial applications.
Is the UPD78F1827AGAA-GAM-G qualified for automotive applications?
The UPD78F1827AGAA-GAM-G is rated for industrial temperature range (−40°C to +85°C) and meets AEC-Q100 Class 2 stress testing requirements, confirming suitability for under-hood and cabin automotive subsystems such as body control modules and HVAC actuators. It is not AEC-Q100 Class 0 (−40°C to +150°C) qualified and is not intended for engine control units or safety-critical domains. Its "Standard" quality grade per Renesas documentation permits use in non-safety-critical automotive electronics where functional safety (ISO 26262) is not mandated.
UPD78F1827AGAA-GAM-G Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 48-LQFP
- Series:
- 78K0R/Fx3
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- 78K/0R
- Core Size:
- 16-Bit
- Speed:
- 24MHz
- Connectivity:
- CANbus, CSI, I2C, LINbus, SPI, UART/USART
- Peripherals:
- DMA, LVD, POR, PWM, WDT
- Number of I/O:
- 36
- Program Memory Size:
- 96KB (96K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 16K x 8
- RAM Size:
- 6K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 11x10b SAR
- Oscillator Type:
- External, Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
UPD78F1827AGAA-GAM-G FAQ
1.How can I place an order for UPD78F1827AGAA-GAM-G through Aetrix?
Please submit a Request for Quotation (RFQ) for UPD78F1827AGAA-GAM-G 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 UPD78F1827AGAA-GAM-G reliable?
The price and inventory of UPD78F1827AGAA-GAM-G are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for UPD78F1827AGAA-GAM-G is usually 5 days.
3.What payment methods are accepted for UPD78F1827AGAA-GAM-G?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for UPD78F1827AGAA-GAM-G transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for UPD78F1827AGAA-GAM-G?
UPD78F1827AGAA-GAM-G orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your UPD78F1827AGAA-GAM-G 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 UPD78F1827AGAA-GAM-G?
For technical support, including UPD78F1827AGAA-GAM-G datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your UPD78F1827AGAA-GAM-G requirements.
6.How does Aetrix verify that UPD78F1827AGAA-GAM-G is sourced from the original manufacturer or authorized distributors?
All UPD78F1827AGAA-GAM-G 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 UPD78F1827AGAA-GAM-G meets industry standards.
7.What is the process for return or replacement of UPD78F1827AGAA-GAM-G?
All UPD78F1827AGAA-GAM-G units undergo pre-shipment inspection (PSI). If there is an issue with UPD78F1827AGAA-GAM-G, 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 UPD78F1827AGAA-GAM-G part is unused and in its original packaging.
Return procedure for UPD78F1827AGAA-GAM-G:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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