HD64F3664HJ
| Part Description |
16-BIT, FLASH, H8 |
|---|---|
| Quantity | 779 Available (as of October 8, 2026) |
| Product Category | Microprocessors |
|---|---|
| Part Series | HD64F366 |
| Manufacturer | Renesas Electronics Corporation |
| Manufacturing Status | Active |
| Manufacturer Standard Lead Time | 1 Weeks |
| Datasheet |
Specifications & Environmental
| Core Processor | H8 | Device Package | QFP | ECCN | EAR99 | ||
|---|---|---|---|---|---|---|---|
| Graphics Acceleration | No | HTS Code | 8542.31.0001 | Moisture Sensitivity Level | 3 (168 Hours) | ||
| Mounting Method | Surface Mount | Number of Cores/Bus Width | 1 Core, 16-Bit | Operating Temperature | -20 °C – 75 °C | ||
| Package / Case | QFP | Qualification | Consumer | REACH Compliance | N/A | ||
| RoHS Compliance | N/A | Speed | 20 MHz | Voltage – I/O | 5 V |
Overview of HD64F3664HJ – 16-BIT, FLASH, H8
The HD64F3664HJ is a 16-bit microprocessor IC based on the H8 core architecture, manufactured by Renesas. Designed for embedded, consumer-grade applications, it provides a single 16-bit core operating at up to 20 MHz with 5 V I/O and a surface-mount QFP package.
Its specifications make it suitable for compact embedded designs that require a 16-bit H8 processor with straightforward integration and RoHS compliance.
Key Features
- Core and Architecture Single 16-bit H8 core providing deterministic control for embedded applications.
- Clock Speed Operates at up to 20 MHz to support moderate-performance control and processing tasks.
- Voltage and I/O 5 V I/O logic level for compatibility with traditional 5 V systems and peripherals.
- Bus and Cores Single-core, 16-bit bus width for straightforward data handling in embedded control use cases.
- Package and Mounting QFP (Quad Flat Package) in a surface-mount format for compact PCB implementation and reliable soldering.
- Operating Temperature Rated for −20 °C to 75 °C, suitable for consumer-grade operating environments.
- Qualification and Environmental Compliance Consumer-qualified device and RoHS compliant for environmental regulatory requirements.
Typical Applications
- Consumer Embedded Devices Implement control and interface functions in consumer electronics that require a 16-bit H8 processor with 5 V I/O and RoHS compliance.
- Appliance Control Use as a compact control processor in household appliances where a single 16-bit core at 20 MHz meets application needs.
- General Embedded Control Suitable for embedded control tasks and peripheral interfacing within the specified temperature and voltage range.
Unique Advantages
- Proven H8 Core: Single 16-bit H8 core offers a familiar architecture for embedded developers targeting 16-bit designs.
- 5 V I/O Compatibility: Direct support for 5 V systems simplifies integration with legacy peripherals and interfaces.
- Compact Surface-Mount QFP: QFP package enables space-efficient PCB layouts and standard surface-mount assembly.
- Consumer Qualification: Qualified for consumer applications, aligning part selection with consumer-grade product requirements.
- RoHS Compliant: Meets environmental compliance needs for lead-free manufacturing and regulatory adherence.
- Broad Operating Range: Rated from −20 °C to 75 °C to cover typical consumer operating environments.
Why Choose HD64F3664HJ?
The HD64F3664HJ combines a single 16-bit H8 core with a 20 MHz clock and 5 V I/O in a compact QFP surface-mount package, delivering a straightforward microprocessor solution for consumer-grade embedded designs. Its RoHS compliance and consumer qualification make it a practical choice where regulatory and market positioning matter.
Designers and procurement teams looking for a compact, single-core 16-bit microprocessor from Renesas will find the HD64F3664HJ suitable for a range of embedded applications that require reliable, verifiable specifications and standard packaging.
Request a quote or submit an inquiry to obtain pricing and availability for the HD64F3664HJ and to discuss how it fits your next embedded design.

Date Founded: 2002
Headquarters: Koto City, Tokyo, Japan
Employees: 21,000+
Revenue: $10 Billion
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