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DOM-0032M-44H-432

32MB Disk On Module 44-pin horizontal
  • Manufacturer PQI
  • Category: DOM
  • The DOM‑0032M‑44H‑432 is an industrial‑grade solid‑state storage device designed as a direct IDE hard‑disk replacement. It integrates NAND‑type flash memory and a PQI flash controller on a compact printed‑circuit board (PCB) with a 44‑pin 2.00 mm IDE connector. The module operates as a true IDE device, fully compatible with standard ATA command sets and BIOS auto‑detection.
- True IDE Compatibility: Fully compliant with ATA/IDE standards; functions as a standard hard disk without additional drivers.
- Compact Module Design: L‑shaped horizontal form factor optimized for embedded and space‑limited systems.
- Industrial Grade Reliability: Operating temperature 0 °C to +70 °C; non‑operating –20 °C to +85 °C.
- Low Power Consumption: Typical read 21 mA, write 28 mA, sleep 0.3 mA at +5 V DC.
- High Shock and Vibration Resistance: No moving parts; ideal for harsh environments.
- Plug‑and‑Play Operation: Recognized automatically by BIOS; supports master/slave configuration via jumper.
- NAND Flash Technology: Non‑volatile, electronically erasable and re‑writable memory with integrated ECC, wear‑leveling, and defect‑block management.
- Fast Access Time: Average seek < 0.1 ms; random read 0.3 ms (typ.); sequential read 0.3 ms (typ.).
- Flexible Mounting Options: Horizontal (L‑form) connector orientation for direct motherboard integration.
- Long Service Life: MTBF 300,000 rewrite cycles @ 25 °C; data retention ≥ 10 years.

Country of origin: Taiwan R.O.C.

Customs tariff number: 8523 5110 000

Comprehensive Product Summary – DOM‑0032M‑44H‑432 (32 MB Disk On Module, 44‑Pin Horizontal)




### 1. Product Overview

Product Name: Disk On Module (DOM)
Model Number: DOM‑0032M‑44H‑432
Series: DOM‑2000 / FFD‑2000 Series (PQI Industrial IDE Flash Disk Family)
Article Number: DOM‑0032M‑44H‑432
Manufacturer: Power Quotation International Co., Ltd. (PQI) – IC Storage Specialist
Product Type: Solid‑state flash storage module, 44‑pin IDE (ATA) interface, horizontal L‑form configuration
Capacity: 32 MB

The DOM‑0032M‑44H‑432 is an industrial‑grade solid‑state storage device designed as a direct IDE hard‑disk replacement. It integrates NAND‑type flash memory and a PQI flash controller on a compact printed‑circuit board (PCB) with a 44‑pin 2.00 mm IDE connector. The module operates as a true IDE device, fully compatible with standard ATA command sets and BIOS auto‑detection.




### 2. Key Features

- True IDE Compatibility: Fully compliant with ATA/IDE standards; functions as a standard hard disk without additional drivers.
- Compact Module Design: L‑shaped horizontal form factor optimized for embedded and space‑limited systems.
- Industrial Grade Reliability: Operating temperature 0 °C to +70 °C; non‑operating –20 °C to +85 °C.
- Low Power Consumption: Typical read 21 mA, write 28 mA, sleep 0.3 mA at +5 V DC.
- High Shock and Vibration Resistance: No moving parts; ideal for harsh environments.
- Plug‑and‑Play Operation: Recognized automatically by BIOS; supports master/slave configuration via jumper.
- NAND Flash Technology: Non‑volatile, electronically erasable and re‑writable memory with integrated ECC, wear‑leveling, and defect‑block management.
- Fast Access Time: Average seek < 0.1 ms; random read 0.3 ms (typ.); sequential read 0.3 ms (typ.).
- Flexible Mounting Options: Horizontal (L‑form) connector orientation for direct motherboard integration.
- Long Service Life: MTBF 300,000 rewrite cycles @ 25 °C; data retention ≥ 10 years.




### 3. Technical Specifications

| Parameter | Specification |
|----------------|-------------------|
| Flash Type | NAND Flash Memory |
| Capacity | 32 MB |
| Interface | 44‑pin IDE (2.00 mm pitch) |
| Form Factor | L‑Form (horizontal mount) |
| Default Configuration | Master (default); Slave selectable via jumper JP1 |
| Dimensions | Approx. 33 mm × 51 mm × 6.3 mm (typical for 44‑pin DOM) |
| Weight | < 10 g (approx.) |
| Operating Temperature | 0 °C to +70 °C |
| Storage Temperature | –20 °C to +85 °C |
| Humidity | 5 % – 95 % (non‑condensing) |
| Shock Resistance | 150 G (2.2 ms half‑sine) |
| Vibration Resistance | 15 G p‑p (max.) |
| MTBF | 300,000 rewrite cycles @ 25 °C |
| Power Supply | +3.3 V ± 10 % or +5.0 V ± 10 % |
| Power Consumption | Read 21 mA (typ.), Write 28 mA (typ.), Sleep 0.3 mA (typ.) |
| Connector Type | 44‑pin female IDE connector (L‑form) |
| Sector Size | 512 bytes per sector |
| Data Retention | ≥ 10 years without power |
| ECC Capability | Hardware ECC corrects 1 word (2 bytes) errors, detects 2 words errors |
| Firmware Functions | Defect block management, wear‑leveling, entry table mapping |




### 4. Functionality

The DOM‑0032M‑44H‑432 operates as a solid‑state IDE drive. It connects directly to a 44‑pin IDE socket on a motherboard or controller card. The 44‑pin connector integrates both data and power lines, eliminating the need for an external power cable.

Operation Principle:
- The onboard flash controller manages NAND flash arrays, translating IDE commands into flash operations.
- Data is stored in 512‑byte sectors with ECC protection.
- Wear‑leveling ensures even distribution of write cycles across memory blocks.
- Defective blocks are automatically replaced by reserved spares.

Use Cases / Applications:
- Industrial control systems and automation equipment
- Embedded computers and single‑board controllers
- Telecommunications and network devices (routers, gateways, set‑top boxes)
- Transportation and vehicle systems
- Military and avionics applications
- POS terminals, kiosks, vending machines, and ATMs
- Data acquisition and measurement systems

Compatibility:
- Fully compatible with IDE/ATA standards (ATA‑2 PIO Mode 2 operation)
- Supported by all major operating systems without drivers (Windows 95/98/NT/2000, WinCE, QNX, Linux, Embedded NT)




### 5. Components & Accessories

Included Components:
- DOM‑0032M‑44H‑432 module (32 MB capacity)
- Integrated 44‑pin female IDE connector
- Jumper JP1 for Master/Slave selection (default Master)

Optional Accessories:
- 44‑pin to 40‑pin IDE adapter cable (FDA‑04C or FDA‑44C series)
- Mounting brackets or retention clips for horizontal installation
- Custom power adapter for 3.3 V operation (if required)

Connectors and Pin Assignments:
- 44‑pin IDE connector (2.00 mm pitch) includes power pins (+5 V on pins 41 and 42).
- Pin 1 is keyed and marked with a triangle for orientation.
- Supports standard ATA signals (RESET‑, DIOR‑, DIOW‑, DMARQ, INTRQ, CS0‑, CS1‑, etc.).




### 6. Installation & Setup

Requirements:
- Host system with 44‑pin IDE interface (2.00 mm pitch)
- BIOS support for IDE auto‑detection or manual CHS configuration

Installation Procedure:
1. Power Off the System: Ensure the host is powered down and disconnected from AC supply.
2. Static Protection: Wear a grounded wrist strap to prevent ESD damage.
3. Insert the Module: Align pin 1 on the DOM with pin 1 on the IDE connector and press firmly into place.
4. Set Master/Slave: Use JP1 jumper – ON = Master (default), OFF = Slave.
5. Secure the Module: If necessary, use mounting hardware to prevent vibration movement.
6. BIOS Configuration: Enable AUTO drive detection or enter manual CHS values (500 cylinders, 8 heads, 16 sectors for 32 MB).
7. Partition and Format: Use FDISK and FORMAT utilities under DOS or OS setup to initialize the drive.

Cautions:
- Always align pin 1 correctly to avoid damage.
- Do not force the module into the connector.
- Remove using both hands to avoid bending pins.




### 7. Performance & Capabilities

| Metric | Typical Value | Description |
|-------------|------------------|-----------------|
| Media Transfer Rate (Read) | 2.5 MB/s (typ.) | Sequential read throughput |
| Media Transfer Rate (Write) | 1.2 MB/s (typ.) | Sequential write throughput |
| Host Burst Transfer Rate | 8.3 MB/s (max.) | PIO Mode 2 burst rate |
| Average Data Transfer Rate | 6 MB/s (typ.) | Sustained average throughput |
| Average Seek Time | < 0.1 ms | Access latency to first byte |
| Random Read Time | 0.3 ms (typ.) | Random sector access |
| Random Write Time | 9.67 ms (typ.) | Random write latency |
| Sequential Read Time | 0.3 ms (typ.) | Continuous read operation |
| Sequential Write Time | 9.71 ms (typ.) | Continuous write operation |

Performance Notes:
- Optimized for PIO Mode 2 operation (8.3 MB/s burst).
- Sustained transfer rates depend on host controller and BIOS implementation.
- Access times are significantly faster than mechanical HDDs due to solid‑state architecture.

Limitations:
- Capacity limited to 32 MB for this model.
- Not intended for high‑frequency write applications without wear‑leveling considerations.




### 8. Standards & Compliance

- Interface Standard: ATA/ATAPI‑2 (IDE PIO Mode 2 compliant)
- Electrical Standard: +3.3 V / +5 V DC logic levels per ATA specification
- Environmental Compliance: Industrial temperature range 0 °C – 70 °C
- Shock and Vibration: Meets industrial grade requirements (150 G shock, 15 G vibration)
- EMC and Safety: Designed to meet CE and FCC Class B requirements for embedded devices
- RoHS Status: Compliant with lead‑free manufacturing standards (when specified by production date)
- Trademark Acknowledgments: DiskOnModule™ is a registered trademark of Power Quotation International Co., Ltd.




### 9. Additional Information

Warranty:
- Standard manufacturer warranty covers defects in materials and workmanship for a minimum of 12 months from shipment.
- Extended industrial warranty options available on request.

Technical Support:
- PQI provides technical documentation, firmware updates, and application support for OEM and industrial customers.
- Support includes assistance with BIOS configuration, master/slave setup, and custom form factor design.

Maintenance:
- No moving parts or mechanical wear; no periodic maintenance required.
- Recommended to avoid excessive write cycles to extend flash life.

Firmware Updates:
- Controller firmware includes ECC and wear‑leveling algorithms; updates available for specific OEM applications.

Product Lifecycle:
- DOM‑0032M‑44H‑432 is an ongoing product within the 44‑pin L‑form series (FDxxx‑432LXX family).
- Compatible with legacy and current embedded systems requiring IDE storage solutions.

Ordering Information:
- Part Number: FD032‑432LFD (32 MB, 44‑pin L‑form DOM without housing)
- Alternative Model: FD032‑439LFD (32 MB, 44‑pin L‑form DOM with housing)
- Series Designation: FDxxx‑432LXX = 44‑pin L‑form DOM family (4 MB – 384 MB capacities)

Related Products:
- 40‑pin DOM series (FDxxx‑019P, FDxxx‑026P) for desktop IDE interfaces
- 2.5‑inch IDE Flash Disk (FFD‑25 series) for notebook form factor applications




### Summary

The DOM‑0032M‑44H‑432 is a compact, reliable, and energy‑efficient solid‑state storage module engineered for embedded and industrial systems requiring IDE compatibility. With its 44‑pin horizontal L‑form design, it integrates seamlessly into space‑constrained environments while delivering fast access times, low power draw, and robust data integrity through ECC and wear‑leveling.

Its plug‑and‑play IDE interface, industrial temperature tolerance, and maintenance‑free operation make it an ideal replacement for mechanical hard drives in applications such as industrial automation, telecommunications, and embedded computing.




End of Technical Summary – DOM‑0032M‑44H‑432 (32 MB 44‑Pin Horizontal Disk On Module)

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