Specifications
ASC500 SPM controller
Interface
xy scan voltage output
2 x -10 .. +10 V, 16 (+16) bit, 4 MHz
with programmable tilt correction
uni-/bipolar, output limiter, slewrate control
z voltage output
-10 .. +10 V, 18 bit, 200 kS/s
uni-/bipolar, output limiter, slewrate control
analog ADC inputs
6 x -10 .. +10 V, 18 bit, 400 kS/s ADC
with programmable offset and gain compensation
analog DAC outputs
4 x -10 .. +10 V, 16 bit, 200 kS/s DAC
switchable 2nd order low pass 3 kHz / 100 kHz
noise: 16 µVrms (10 Hz .. 100 kHz)
analog modulation inputs
-10 .. +10 V, DC .. 50 kHz
for DAC 1, DAC 2, and Z-Out
high frequency section
2 x 16 bit, 50 MS/s ADC with continuous signal amplification
2 x monitor output of preamplified signal
2 x 16 bit, 50 MS/s DDS-DAC, oscillation excitation
2 x SYNC output with fixed 10 V amplitude
general purpose digital interface
8 bit LVTTL trigger input
8 bit LVTTL trigger output
for optional programmable in / out sync, counter
e.g. pixel-, line-, frame-clock
digital serial interface (RS232)
connection to ANC300 for coarse movement
digital serial interface (NSL)
connection to ANC350 for closed loop coarse movement
host computer interface
USB 2.0 high speed, LAN 100 Mbit
auxiliary power outlet
±5 V (0.2 A) and ±15 V (0.1 A)
out- and input connector
front side BNC sockets for all analog signals;
9 pin D-Sub for LVTTL lines
Scan Generation
generation bandwidth
5 MHz pixel frequency
resolution
16 bit auto projected on scan area
features
hardware rotation and zoom, slew-rate controlled movement,
slope compensation, switchable uni-/bipolar
scan speed
1 pm/s .. 2 mm/s
max. frame rate
20 Hz @ 100 x 100 pixel
Closed Loop Scanning (optional)
sensors
interferometric (FPS 19” SLIMLINE) or position triggered scanning
attoCONTROL
Electronic & Software Control Units
Microscopy
Controllers
PAGE 347