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2 differential input channels, each 250 ksps, 2 differential output channels, each 100 ksps, 12 - 14 Bit analog data I/O system

(jpeg-file, 16 x 12 cm,
150 dpi, 163 K)

	high-speed 2-channel IN / 2 channel OUT data I/O system
	all analog front end parameters like amplification, offset and anti alias filter frequency are software programmable and on-board storable
	no potentiometers or switches used
	full parallel ADC sampling
	extension from 4, 6, 8... to 14 I/O-channel parallel sampling possible when using several ADA2-212 boards
	external hardware triggering possible
	replacement of the 12 Bit ADC by a 14-bit ADC possible

Technical Data

Board Definition	micro-line® ADA2-212
Analog inputs	2-channel analog inputs in a signal range of +10 mV and +10 V with offset voltages of up to ± 10 V
Input resistance	20 kOhm
Analog outputs	2-channel analog outputs in a signal range of +10 mV and +10 V with offset voltages of up to ± 10 V
Output resistance	20 Ohm
Anti-Alias-Filter	SCF Butterworth low-pass filter of 8th order, 48 dB attenuation/octave corner-frequency software adjustable between < 1 Hz and 50 kHz with 16 Bit resolution corner-frequency additionally hardware adjustable up to 200 kHz by soldering bridges SCF filter can be bypassed
Triggering	continuous operation software triggering external hardware triggering
System Interface	micro-line® bus
ADC	AD7862, successive approximation 12 bit, parallel 2 x 250 ksps, low power
Or	AD7863, successive approximation 14 bit, parallel 2 x 250 ksps, low power
DAC	AD7247, 12 bit, 10 us settling time (2 x 100 kHz rectangle possible), low power
ADC FIFO buffering	512 samples FIFO, processor interrupt-triggering when first FIFO entry or when FIFO is half full
Dimensions	120 mm x 67 mm
Features	several possibilities for hardware and software triggering full parallel synchronous operation of several ADA2-212 in one system E²PROM for resident storage of software programmed front-end settings and adjustments external expansion possibilities via serial I²C-Bus software support for TI DSPs
Applications	general-purpose multi-channel analog measurement and controlling zero-phase-error multi-channel analog measurement external hardware-triggered multi-channel analog measurement
To view technical data sheets	technical data sheet micro-line® ADA2-212 PDF 446 Kbyte

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