Measurement-computing CIO-DAS6402/12 Uživatelský manuál stáhnout pdf (Strana 35)

Analog Output:

Resolution 12 bits

Number of channels 2 Voltage Output

D/A type AD7237

Voltage Ranges ±10V, ±5V, 0 to 5V, 0 to 10V. Software-programmable

Offset error Adjustable to zero by potentiometer

Gain error Adjustable to zero by potentiometer

Differential nonlinearity ±1LSB max

Integral nonlinearity ±1LSB max

Monotonicity Guaranteed monotonic over temperature

D/A Gain drift ±15 ppm/°C max

D/A Bipolar offset drift ±5 ppm/°C max

D/A Unipolar offset drift ±3 ppm/°C max

D/A pacing Software

D/A trigger modes N/A

Data transfer Byte or word update

Throughput System dependent (software paced)

Settling time (20V step to ±½LSB) 5 µs typ, 8 µs max

Slew Rate 4V/µs typ

Current Drive ±2 mA min

Output short-circuit duration 25 mA indefinite

Output Coupling DC

Amp Output Impedance (AD711) 0.1 Ohms max

Miscellaneous Double-buffered output latches

Power up and reset, all DAC's cleared to 0 volts

Digital Input / Output

Digital Type Output: 74LS244

Input: 74LS273

Configuration Compatible: Two dedicated ports, 4 inputs and 4 outputs

Enhanced: Two dedicated ports, 8 inputs and 8 outputs

Output High 2.7 volts @ -0.4 mA min

Output Low 0.4 volts @ 8 mA min

Input High 2.0 volts min, 7 volts absolute max

Input Low 0.8 volts max, - 0.5 volts absolute min

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Measurement-computing CIO-DAS6402/12 Uživatelský manuál Strana 35