Here are the specs of the card I have in there now. I have the 4gb model.
RIDATA 150X series CompactFlash™ Card is a flash memory card using flash technology based with ATA interface. They come with an advanced interface that enables excellent data transfer performance, and they can be operated in both 5-Volt and 3.3-Volt power supplies. RIDATA CF Card 150X provides a very low-power design with flash technology ruggedness, reliability, performance, and convenience. It is a perfect choice of solid-state mass-storage cards for handheld devices such as Digital Camera, MP3 Walkman, PDA, or the applications that require high environment tolerance.
Main Features:
• CompactFlash™ compliant
Conforms to CompactFlash™ Association standard
Compatible with PC Card standard and PC Card ATA
Support for CIS implemented with 256 bytes of attribute memory
• ATA/IDE interface
ATA command set compatible
Support for 8- or 16-bit host transfers host speed using IORDY
Compatible with host ATA disk I/O BIOS, DOS/Windows file system, utilities, and application software
• Extremely rugged and reliable
Solid-state reliability
1000-G operating / non-operating shock. 15-G vibration
500,000 power-on hours MTBF
• Available capacity: 256, 512 MB, 1GB, 2GB, 4GB and up to 8GB(**) available for type I format
** While using 4GB, 8GB CF card, user can use 4GB, 8GB capacity on the device that supports FAT32 file system. However, some devices support only FAT16 file system and a maximum of 2GB capacity. User can only use 2GB capacity on those devices.
• Single +5 Volt or 3.3 Volt power supply. Very low power consumption with automatic power management.
• Zero-power data retention, no batteries required
Product Specifications:
• Dimensions: Type I card: 36.4±0.15mm(L) x 42.8±0.1mm (W) x 3.3±0.1mm (H)
• Performance: Read access speed: Up to 22 MB/sec ; Write access speed: Up to 15 MB/sec
• Reliability: -MTBF 500,000 power-on hours
-ECC supporting two random bits of a sector “on-the-fly” ECC corrections
• Ruggedness: Shock, operating or non-operating 1000-G, any axis or direction Vibration, operating or non-operating 15-G peak, 0.5 sine wave, 10-1500 Hz, any axis or direction
• Operating Voltage: 5V +/- 10% or 3.3V +/ -5%
• Power consumption:
Read mode 30 mA (typ)
Write mode 30 mA (typ)
Sleep mode 100 uA (typ)
• Environment conditions:
Operating temperature 0°C to 70°C
Storage temperature -20°C to 75°C
Relative humidity 95%(Max)