dSPACE DS1103 - Page 221

Parameter Specification
As of Board Revision
DS1103-09
Up to Board Revision
DS1103-07
Timer 2 general-purpose
timers
n One 32-bit down counter
n Reload by software
n 15 ns resolution n 30 ns resolution
n One 32-bit up counter with compare register
n Reload by software
n 30 ns resolution n 60 ns resolution
1 sample rate timer
(decrementer)
n 32‑bit down counter
n Reload by software
n 30 ns resolution n 60 ns resolution
1 time base counter n 64‑bit up counter
n 30 ns resolution n 60 ns resolution
Interrupt controller Interrupt controller with 20 interrupt sources:
n 3 timer interrupts
n 7 incremental encoder index line interrupts
n 1 UART interrupt
n 1 CAN interrupt
n 1 slave DSP interrupt
n 2 slave DSP PWM interrupts
n 1 host interrupt
n 4 external interrupts (user interrupts)
ADCs
(muxed)
Channels n 16 muxed channels equipped with 4 sample & hold
ADCs (4 channels belong to one ADC. 4 consecutive
samplings are necessary to sample all channels
belonging to one ADC.)
n Note: 8 ADC channels (4 x muxed + 4 x parallel) can be
sampled simultaneously.
Resolution 16 bit
Input voltage range ±10 V
Overvoltage protection ±15 V
Conversion time 1 μs 4 μs
Offset error ±5 mV
Gain error ±0.25%
Offset drift 40 μV/K
Gain drift 50 ppm/K
Signal‑to‑noise‑ratio >83 dB >80 dB
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DS1103 and CP1103/CLP1103
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DS1103 Hardware Installation and Configuration November 2014
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