Analog Output - Measurement Computing USB-1608GX-AO User Manual

USB-1608GX-2AO User's Guide

Analog output

Parameter
Number of channels
Resolution
Output ranges
Output transient
Differential
non-linearity
Output current
Output short-circuit
protection
Output coupling
Power on and
reset state
Output noise
Trigger source
Sample clock source
Output update rate
Settling time
Slew rate
Throughput
Note 1: Leave unused AOUTx output channels disconnected.
Note 2: AOUTx defaults to 0 V whenever the host computer is reset, powered on, suspended, or a reset command is
issued to the device.
Range
±10 V
Range
±10 V
Range
±10 V
Table 5. Analog output specifications
Condition
Calibrated
Host computer is reset, powered on, suspended,
or a reset command is issued to the device
Powered off
AOUTx pins
AOUTx connected to AGND
To rated accuracy, 10 V step
Software paced
Hardware paced
Table 6. Calibrated absolute accuracy specifications
Absolute accuracy (±LSB)
16.0
Table 7. Calibrated absolute accuracy components specifications
% of reading Offset
(±mV)
±0.0183 1.831
Table 8. Relative accuracy specifications (±LSB)
Relative accuracy (INL)
4.0 typ
Specification
2
16 bits
±10 V
Duration: 500 µs
Amplitude: 2 V p-p
Duration: 10 ms
Amplitude: 7 V peak
±0.25 LSB typ
±1 LSB max
±3.5 mA max
Unlimited duration
DC
DACs cleared to zero-scale: 0 V, ±50 mV
30 µVrms
TRIG (see External trigger on page 19)
Internal D/A clock or external D/A clock
(AOCKI pin)
500 kHz / (number of channels in scan)
40 µs
9 V/µs
33 to 4000 S/s typ, system-dependent
500 kS/s max, system-dependent
Offset tempco
(µV/°C)
12.7
18
Specifications
Gain tempco
(ppm of range/°C)
13