FM6HZ4G4GXB
| Part Description |
1.8V 4Gb NAND Flash (512Mbx8) + 1.8V 4Gb LPDDR4x SDRAM (256Mbx16) |
|---|---|
| Quantity | 329 Available (as of May 5, 2026) |
Specifications & Environmental
| Device Package | 9.5x8 (mm),149ball | Memory Format | MCP | Technology | MCP (NAND + DRAM) | ||
|---|---|---|---|---|---|---|---|
| Memory Size | 4 Gbit | Access Time | N/A | Grade | Commercial | ||
| Clock Frequency | 2.133 GHz | Voltage | 2.5V | Memory Type | Volatile, Non-Volatile | ||
| Operating Temperature | 0°C – 70°C | Write Cycle Time Word Page | 15 ns | Packaging | 9.5x8 (mm),149ball | ||
| Mounting Method | Surface Mount | Memory Interface | Parallel | Memory Organization | 256M x 16 | ||
| Moisture Sensitivity Level | 3 | RoHS Compliance | Compliant | REACH Compliance | REACH Unknown | ||
| Qualification | N/A | ECCN | EAR99 | HTS Code | 8542.32.00.71 |
Overview of FM6HZ4G4GXB – 1.8V 4Gb NAND Flash (512Mbx8) + 1.8V 4Gb LPDDR4x SDRAM (256Mbx16)
The FM6HZ4G4GXB from ESMT is a Multi-Chip Package (MCP) that integrates NAND flash and LPDDR4x SDRAM in a single surface-mount device. The module combines volatile and non-volatile memory into a compact MCP (NAND + DRAM) format to support designs that require both storage and working memory.
Targeted for commercial-grade applications, the FM6HZ4G4GXB delivers a consolidated memory footprint with defined electrical, timing and package characteristics suitable for space-constrained boards and standard temperature-range deployments.
Key Features
- Integrated MCP (NAND + DRAM) — Combines non-volatile NAND flash and volatile LPDDR4x SDRAM in a single package to simplify board-level memory integration.
- Memory Capacity & Organization — Memory size listed as 4.295 Gbit with organization documented as 256M × 16, matching the combined memory architecture of the module.
- Performance — Clock frequency specified at 2.133 GHz and a write cycle time (word page) of 15 ns provide defined timing characteristics for system design.
- Interface — Parallel memory interface for standard board-level connectivity.
- Power References — Product name denotes 1.8V NAND and 1.8V LPDDR4x components; specifications list a Voltage Supply value of 2.5V. Use these documented values when validating system power domains.
- Package & Mounting — 9.5 × 8 mm, 149-ball MCP package; surface-mount mounting type for compact PCB placement.
- Commercial Temperature Grade — Operating temperature range of 0°C to 70°C and commercial grade classification for standard-environment applications.
- Compliance — RoHS-compliant component for regulatory alignment in commercial products.
Typical Applications
- Embedded memory subsystems — Use as a consolidated NAND + DRAM memory block where both non-volatile storage and volatile working memory are required on a single package.
- Consumer electronic devices — Suited to compact consumer designs that need integrated flash and LPDDR4x SDRAM within a small 9.5 × 8 mm footprint.
- Commercial industrial equipment — Applicable to commercial-temperature-range equipment that benefits from a single-package memory solution and surface-mount assembly.
Unique Advantages
- Highly integrated solution: Combines NAND flash and LPDDR4x SDRAM in one MCP to reduce board-level component count.
- Defined timing and clocking: Documented 2.133 GHz clock frequency and 15 ns write cycle time provide clear parameters for memory subsystem timing.
- Compact package: 9.5 × 8 mm, 149-ball package enables dense placement and saves PCB area.
- Commercial-grade readiness: 0°C to 70°C operating range and commercial grade classification align with standard-environment product requirements.
- RoHS compliant: Meets RoHS requirements for lead-free manufacturing and regulatory consistency.
Why Choose FM6HZ4G4GXB?
The FM6HZ4G4GXB positions integration and predictable memory performance at the center of memory subsystem design. With a documented clock frequency, write timing, and memory organization, designers gain a consolidated NAND + LPDDR4x package that simplifies BOM and PCB layout for commercial applications.
Manufactured by ESMT and offered in a compact 9.5 × 8 mm, 149-ball surface-mount package, this MCP is suitable for projects that prioritize integration, space savings, and RoHS compliance within a commercial temperature envelope.
Request a quote or submit a product inquiry to receive pricing and availability information for the FM6HZ4G4GXB.
Date Founded: 1998
Headquarters: Hsinchu Science Park, Hsinchu, Taiwan
Employees: 400+
Revenue: $377.8 Million
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