Solutions

Analog Output
6-channel 12-bit, dual-buffer
Output Range:
Unipolar: 0~5V, 0~10V
Bipolar: ±10V, ±5V
Current Loop (sink): 4~20mA, external ±10V DC or AC AC reference voltage
Reference Voltage: Internal: -5V, -10V; external: DC or AC, up to ±10V
Digital Input: 16-channel, TTL compliant
Input: Low-level: -0.5V~0.8V; high-level: 2.0V~5.0V
Input Current: 0.2mA @0.4V (max.)
Digital Output: 16-channel, TTL compliant
Output: Low-level: 24mA @0.5V (max.)
(Sink): 12mA @ 0.4V (max.)
High-level: 15mA @ 2.0V (min.)
(Source): 3mA@ 2.4V (min.)
PC/104 Standard Architecture
2 x 20-pin and 2 x 10-pin male connector

Digital input
Channel: 16-channel
Electric level: compatible with TTL electric level  
Input: low electric level: -0.5V～0.8V
high level: 2.0V～5.0V
Input current: 0.2mA@ 0.4V (Max.)
Deviation: 0.2V～0.4V

Digital output 
Channel: 16-channel
Electric level: compatible with TTL electric level  
Output: Low level: 24mA @ 0.5V (Max.)
                           (sink): 12mA @ 0.4V (Max.)
High level: 15mA @ 2.0V (Min.) 
                 (source):  3mA@ 2.4V (Min.) 
Deviation: 0.2V～0.4V