Measurement Computing CIO-DAC08 - Manual (Page 17)

Chapter 5
Specifications
Typical for 25 °C unless otherwise specified.
Specifications in italic text are guaranteed by design.
Analog output
Table 1. Analog input specifications
Parameter Conditions Specification
D/A converter AD7237
Resolution 12-bits
Number of channels 8 voltage outputs
Output ranges ±10 V, ±5 V, ±2.5 V, 0 to 10 V, 0 to 5 V, 0 to 2.5 V.
Each channel independently switch selectable.
D/A pacing Software paced
Data transfer Software
Offset error Adjustable to zero
Gain error Adjustable to zero
Differential nonlinearity ±½ LSB max
Integral nonlinearity ±½ LSB max
Monotonicity 12-bits
Gain drift (DAC) ±30 ppm/°C max
Offset drift (DAC) ±3 ppm/°C max
Throughput System dependant
Slew rate 0.3 V/µS typical
Settling time 20 V step to .01% 70 µs
Current drive ±5 mA min
Output short-circuit duration Indefinite
Output coupling DC
Output resistance (OP-07) 0.1 ohm max
Miscellaneous ƒ Double buffered output latches
ƒ Update DACs individually or simultaneously (jumper
selectable by pairs)
ƒ Power up and reset option, jumper selectable (revision 3 and
later): With jumper set to "ZERO", all DACs are cleared to
0 volts, ±32 mV, and DACs are set to simultaneous update
mode until first read. With jumper set to "STD", DAC output
on power-up is undefined.
Power consumption
Table 2. Power consumption specifications
Parameter Conditions Specification
+5 V supply 435 mA typical, 525 mA max
+12 V supply 75 mA typical, 98 mA max
Supply current
-12 V supply 52 mA typical, 68 mA max
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