203 Series IDE DOM

The Cactus Technologies 203 Series Industrial Grade IDE DOM (Disk-On-Module), available in capacities up to 4 Gbytes, is a solid-state flash memory product available in 40 or 44-pin vertical versions that attach directly to the IDE header of a system board. It is intended for OEM applications needing a high endurance part with good performance or requiring the optional full extended temperature range of -45C to +90C.

The 203 Series Industrial Grade IDE DOM is SLC NAND based and comes with full BOM Control, Long Life Cycles and is built with Stringent Quality Processes. Cactus Technologies incorporates Industrial Grade ECC, Wear Leveling, Write Abort Protection Circuitry and Defect Management into the product, making it the most reliable IDE DOM available. Custom Labeling, Custom ID and Preloaded Content are available based on customer requirements (see Custom Features).


128MB – 2GB
Memory type
Pin versions
40 & 44-pin
Endurance cycles
>2 Million
MTBF (Hours)
4 Million
5 Years
Standard temperature
0°C to 70°C
Extended temperature
-45°C to 90°C
Sequential read
Sequential write
Pro feature set
SMART feature
Similar Feature


  • Industry Standard IDE Interface
  • Capacities 128MB to 2GB
  • Supports 40-pin/44-pin form factor
  • Supports ATA PIO Mode 0-4
  • Support Multiword DMA Mode 0-2
  • Dual Voltage Support: 3.3V or 5.0V
  • Unique Electronic Serial Card ID
  • Solid State Design With No Moving Part
  • Fast Data Transfer Rates
  • High Data Reliability
  • High Shock & Vibration Tolerances
  • Wide Operating Temperature Range
  • 4 Million Hour MTBF

Cactus Part Numbers

The 203 Series IDE DOM matches the these part numbers. If you are interested in any of these part numbers, please Contact a Cactus Expert.

  • KM128MF-203A
  • KM128MF-203B
  • KM128MF-204A
  • KM128MF-204B
  • KM128MFI-203A
  • KM128MFI-203B
  • KM128MFI-204A
  • KM128MFI-204B
  • KM1GF-203A
  • KM1GF-203B
  • KM1GF-204A
  • KM1GF-204B
  • KM1GFI-203A
  • KM1GFI-203B
  • KM1GFI-204A
  • KM1GFI-204B
  • KM256MF-203A
  • KM256MF-203B
  • KM256MF-204A
  • KM256MF-204B
  • KM256MFI-203A
  • KM256MFI-203B
  • KM256MFI-204A
  • KM256MFI-204B
  • KM512MF-203A
  • KM512MF-203B
  • KM512MF-204A
  • KM512MF-204B
  • KM512MFI-203A
  • KM512MFI-203B
  • KM512MFI-204A
  • KM512MFI-204B