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Becker&Hickl并行12通道TCSPC系統(tǒng)

特點(diǎn)

12個并行SPC-150NX模塊在19英寸機(jī)柜
高通量效率
通道之間無串?dāng)_
優(yōu)秀的時間分辨率
內(nèi)部時間抖動1.6 ps RMS (3.5 ps FWHM)
最小時間通道寬度407 ps
超高IRF穩(wěn)定
輸入鑒別帶寬4 GHz
每通道飽和計數(shù)率10MHz

Photon Channel
Principle	Constant Fraction Discriminator (CFD)
Discriminator Input Bandwidth	4 GHz
Time Resolution (FWHM/RMS, electr.)	< 3.5 ps / 1.6 ps
Variance in Time of IRF centroid	< 0.4 ps RMS over 100 s
Optimum Input Voltage Range	-30 mV to -500 mV
Min. Input Pulse Width	200 ps
Threshold	0 to -250 mV
Zero Cross Adjust	-100 mV to 100 mV
Synchronisation Channel
Principle	Constant Fraction Discriminator (CFD)
Discriminator Input Bandwidth	4 GHz
Optimum Input Voltage Range	-30 mV to -500 mV
Min. Input Pulse Width	200 ps
Threshold	0 to -250 mV
Frequency Range	0 to 150 MHz
Frequency Divider	1, 2, 4
Zero Cross Adjust	-100 mV to 100 mV
Time-to-Amplitude Converters / ADCs
Principle	Ramp Generator / Biased Amplifier
TAC Range	25 ns to 2.5 µs
Biased Amplifier Gain	1 to 15
Biased Amplifier Offset	0 % to 50 % of TAC Range
Time Range incl. Biased Amplifier	1.67 ns to 2.5 µs
Min. Time Channel Width	407 fs
ADC Principle	50 ns Flash ADC with Error Correction
Diff. Nonlinerarity	< 0.5 % RMS, typ. < 1 % peak-peak
Data Acquisition	Histogram Mode
Method	on-board multi-dim. histogramming process
Dead Time	100 ns, independent of computer speed
Saturated Count Rate (Each Channel)	10 MHz
Useful Count Rate (Each Channel)	5 MHz
Max. Counts / Time Channel	16 bits
Overflow Control	none, stop, repeat and correct
Collection Time	0.1 µs to 100,000 s
Diplay Interval Time	10 ms to 100,000 s
Repeat Time	0.1 µs to 100,000 s
Sequencing Recording	Programmable Hardware Sequencer, unlimited recording by Memory swapping, in curve mode and scan mode
Synchronisation with Scanning	Pixel, Line and Frame from Scanning Device
Routing	7 bit, TTL
Experiment Trigger	TTL
Data Acquisition	FIFO / Parameter-Tag Mode
Method	Time and wavelength tagging of individual photons and continuous writing to disk
Online Display	Decay functions, FCS, Cross-FCS, PCH MCS Traces
FCS Calculation	Multi-tau algorithm, online calculation and online fit
Number of counts of decay/ waveform recording	unlimited
Dead Time	100 ns
Saturated Count Rate, Peak (Each Channel)	10 MHz
Max. Counts / Time Channel (Counting Depth)	unlimited
Output Data Format (ADC / Macrotime / Routing)	12 / 12 / 4
FIFO Buffer Capacity (Photons)	2 * 10⁶
Macro Timer Resolution, Internal Clock	50 ns, 12 bit, overflows marked by MOTF entry in data stream
Input Macro Timer Resolution, Clock from Sync	10 ns to 100 ns, 12 bit, overflow marked by MOTF entry in data stream
Input Curve Control (external Routing)	4 bit, TTL
External Event Markers	4 bit, TTL
Enable Count Control	1 bit, TTL
Input Experiment Trigger	TTL
Computer Interface
Principle	High-Speed Parallel Interface