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USB-1408FS-Plus-OEM User's Guide
Accuracy
Range
Absolute Accuracy 25 °C (±mV)
±20 V
10.98
±10 V
7.32
±5 V
3.66
±4 V
2.92
±2.5 V
1.83
±2 V
1.70
±1.25 V
1.21
±1 V
1.09
Range
Absolute Accuracy 25 °C (±mV)
±10 V
10.98
Noise performance
Range
Typical counts
±20 V
8
±10 V
8
±5 V
9
±4 V
10
±2.5 V
12
±2 V
14
±1.25 V
18
±1 V
22
Range
Typical Counts
±10 V
8.0
Analog output
Parameter
Resolution
Output range
Number of channels
Throughput (Note 5)
Power on and reset voltage
Output drive
Slew rate
Note 5:
Maximum throughput when scanning is machine dependent.
Table 2. Accuracy, differential mode
Absolute Accuracy 0 °C to 50°C (±mV)
49.08
33.42
20.76
19.02
14.97
14.29
12.18
11.63
Table 3. Accuracy, single-ended mode
Absolute Accuracy 0 °C to 50 °C (±mV)
49.08
Table 4. Noise performance, differential mode
Least significant bit
1.21
1.21
1.36
1.51
1.81
2.12
2.72
3.33
Table 5. Noise performance, single-ended mode
LSB
1.21
Table 6. Analog output specifications
Condition
Software paced
Hardware paced, per channel
Each D/A OUT
20
root mean square
rms
Specification
12-bits, 1 in 4,096
0 V to 5.0 V
2
250 S/s single channel typ, PC dependent
50 kS/s max
0 V, ±20 mV typ; initializes to 000h code
5 mA, sourcing
0.8 V/ µs typ
Specifications
(LSB
)
rms
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