IS21EF04GP-JCLI-TR

The IS21EF04GP-JCLI-TR from ISSI is a 4-gigabit embedded MultiMediaCard (eMMC) solution featuring pseudo-SLC (pSLC) NAND flash technology. Organized as 4G x 8, this non-volatile memory integrates a flash memory array with an eMMC 5.1 controller in a compact 153-ball VFBGA package. Designed for industrial and commercial applications requiring reliable, high-endurance storage, this device operates across an extended temperature range and delivers consistent performance for embedded systems.

With its integrated controller handling wear leveling, error correction, and bad block management, the IS21EF04GP-JCLI-TR simplifies system design by eliminating the need for complex NAND flash management firmware. The eMMC 5.1 interface supports clock frequencies up to 200 MHz, enabling efficient data throughput for demanding embedded applications.

Key Features

• Pseudo-SLC NAND Technology - pSLC operation provides enhanced endurance and reliability compared to standard MLC or TLC flash, making it ideal for write-intensive industrial applications where data integrity is critical.
• eMMC 5.1 Interface - Industry-standard interface with integrated controller simplifies host system design and ensures compatibility with a wide range of embedded processors and SoCs.
• 4GB Storage Capacity - 32 gigabits (4G x 8 organization) provides ample space for firmware, operating systems, data logging, and application storage in embedded designs.
• 200 MHz Clock Frequency - Supports high-speed data transfer rates to meet the performance demands of modern embedded applications.
• Extended Temperature Range - Operates reliably from -40°C to 85°C, suitable for industrial environments with demanding thermal conditions.
• Compact 153-VFBGA Package - 11.5mm x 13mm footprint enables space-efficient PCB layouts in size-constrained embedded systems.
• Wide Voltage Range - 2.7V to 3.6V supply voltage accommodates various system power architectures and enables flexible power management.

Typical Applications

• Industrial Automation - Provides reliable firmware and data storage for programmable logic controllers (PLCs), human-machine interfaces (HMIs), and motion control systems where extended temperature tolerance and high endurance are essential for continuous operation in factory environments.
• Medical Devices - Serves as dependable storage for patient monitoring equipment, diagnostic instruments, and portable medical devices where data integrity and long-term reliability are critical for regulatory compliance and patient safety.
• Automotive Infotainment - Stores operating systems, maps, media files, and user settings in dashboard displays and rear-seat entertainment systems, with extended temperature capability ensuring reliable operation in vehicle cabin environments.
• Smart Energy Meters - Enables secure firmware storage and data logging in advanced metering infrastructure (AMI) devices, where the pSLC technology provides the write endurance needed for frequent meter reading updates over multi-year deployment lifecycles.
• Network Infrastructure - Powers embedded storage in routers, switches, and edge computing devices where compact form factor and reliable boot-from-flash capability support continuous network operations.

Unique Advantages

• Simplified Flash Management: Integrated eMMC controller eliminates the need for custom NAND flash management firmware, reducing development time and lowering system software complexity.
• Enhanced Endurance and Reliability: Pseudo-SLC technology delivers superior write endurance compared to MLC/TLC alternatives, reducing failure rates and extending product lifetimes in write-intensive applications.
• Industrial-Grade Temperature Performance: -40°C to 85°C operating range ensures consistent operation in harsh environments without requiring additional thermal management solutions.
• Reduced BOM Complexity: Single-chip eMMC solution consolidates flash array and controller functionality, minimizing component count and simplifying procurement compared to discrete NAND flash implementations.
• Wide Supply Voltage Compatibility: 2.7V to 3.6V operating range provides design flexibility and simplifies integration with both 3.3V legacy systems and lower-voltage modern processors.
• Standards-Based Interface: eMMC 5.1 compliance ensures broad compatibility with existing embedded processors and enables straightforward migration across hardware platforms.

Why Choose IS21EF04GP-JCLI-TR?

The IS21EF04GP-JCLI-TR is an ideal choice for industrial and commercial embedded systems requiring reliable, high-endurance storage with simplified integration. ISSI's pseudo-SLC NAND technology addresses the reliability concerns of write-intensive applications while the integrated eMMC 5.1 controller reduces development complexity. The extended temperature range and compact VFBGA package make this device particularly well-suited for space-constrained industrial designs operating in challenging thermal environments.

For system designers prioritizing long-term reliability, simplified flash management, and industrial-grade operating conditions, the IS21EF04GP-JCLI-TR delivers a proven eMMC solution backed by ISSI's expertise in memory technology. The device's combination of pSLC endurance, integrated controller intelligence, and standards-based interface reduces both design risk and time-to-market for embedded storage implementations.

Contact Us for Pricing and Availability

Request a quote for the IS21EF04GP-JCLI-TR or contact our sales team to discuss how this eMMC solution can meet your embedded storage requirements. We're here to support your design with technical resources, samples, and volume pricing.