18-Bit Analog I/O

Description

8 Differential 18-Bit Analog Input Channels
DC to 500KSPS Sample Rate per Channel
DC Accuracy: 0.005% Vsig + 0.003% FSR
Group Delay: 8uS, 0-500KSPS, Maximum
Continuous-Time 4-Pole Lowpass Filter; Selectable as Fc = 80kHz or 200kHz. Custom frequencies available.
Inputs are software-configurable with or without 0-20ma current-loop input termination;
500 Ohms, 0.05%, 0.4 Watt, Individually selectable for each input channel.
100 dB Dynamic Range; Typical to 100 kHz with Fsamp = 400ksps
92 dB SINAD; Typical to 100 kHz with Fsamp = 400ksps
8 Single-ended or 3-Wire Differential 18-Bit Analog Output Channels
DC to 500KSPS Sample Rate per Channel
DC Accuracy: 0.005% Vsig +0.003% FSR
Group Delay: 10us, 0-500KSPS, Maximum
95 dB Dynamic Range, Typical to 1MHz with Fsamp = 400ksps
90 dB SINAD, Typical to 1MHz with Fsamp = 400ksps
Common Input/Output Characteristics:
Software-Selectable Input/Output Ranges: ±10V, ±5V,±2.5V, 0 to +10V, 0 to +5V. Independent Input and output range selection. All inputs share a common input range, and all outputs share a common output range.
Synchronous or Independent Input/Output Clocking
Independent 1-MByte Input and Output FIFO Buffers; 2 MBytes total; Optional 2-MByte Input and Output Buffers; 4 MBytes Total
Internal Sample Rate Generators
32-Bit Event Timer
Hardware Sync and Clock I/O for Multiboard Synchronization
66/33MHz PCI support
Conforms to PCl Bus Specification, Revision 2.3, with Universal Signaling
Standard Full-Length PCI Form Factor
DMA Engine Supports Block-Mode Transfers in Two Channels
On-demand Autocalibration Ensures DC Precision as well as AC performance
Integrated DC/DC Conversion and Dual Regulation for Internal Supply Voltages