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A-2
Specifications
Analog Output
(cont.)
Load current
±15mA, minimum
±30mA, maximum
Output resistance
0.1
Ω
, typical
Settling time (to 0.01%
full-scale step)
Less than 10
µ
s (100pF), typical
Load capacitance
Stable through 1
µ
F
Accuracy
Span: adjustable to 0
Offset: adjustable to 0
At power-up
Unipolar output: ±3mV, maximum
Bipolar output: ±20mV, maximum
Simultaneous update
Include quad DACs in update
group through software; specify
the pacer clock through software
Pacer Clock
Sources
Hardware internal clock
Hardware external clock
Internal pacer clock
Rate
Prescaler value
2
Counter value
1
µ
s to 4.267 minutes
(software-selectable)
1
µ
s, 10
µ
s, 100
µ
s, 1ms, 10ms,
100ms, 1s
0 to 255
External pacer clock
Polarity
Period
Software-selectable
500ns, minimum
2
The internal pacer clock and the output clock must use the same prescaler
value.
Table A-1. DDA-08/16 Specifications (cont.)
Feature
Attribute
DDA-08/16 Specifications
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