DigiLock 110:数字锁定
数字激光锁定模块
基于FPGA的激光锁定:快速灵活
全数字且由计算机控制
快速响应,高带宽
多个PID,锁定,Pound-Drever-Hall,FFT,网络分析
单击&锁定,自动和重新锁定,响应,模拟
TOPTICA的 DigiLock 110是用于激光控制,稳定,表征和分析的多功能解决方案。 它的数字特性使其易于使用,灵活且智能。 基于FPGA的硬件具有较高的带宽和灵活性,其智能的软件概述了该软件的概述,但如果需要,它可以涉及每个微小的细节。
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| Functionality | Value | Unit | Comment |
|---|---|---|---|
| Scan function | |||
| Scan frequency | 0.1 Hz - 33 MHz | Bandwidth limited on some channels | |
| Waveform types | Sine, triangle, square, sawtooth | ||
| PID function 1 | |||
| Signal latency | 200 | ns | ADC and DAC latency included |
| Parameters | P, I, D, I cut-off | ||
| PID function 2 | |||
| Signal latency | 200 | ns | ADC and DAC latency included |
| Parameters | P, I, D | ||
| Analog P function | |||
| Bandwidth | 21 MHz (-3 dB, -200° phase) | ||
| Lock-In function | |||
| Modulation frequency | 12 Hz - 781 kHz | ||
| Pound-Drever-Hall function | |||
| Modulation frequency | 1.56, 3.13, 6.25, 12.5, 25 | MHz |
| Input Channels | Resolution | Sample rate | Bandwidth | Range | Impedance | Comment |
|---|---|---|---|---|---|---|
| (bit) | (Hz) | (-3 dB) (Hz) | (V) | (Ohm) | ||
| Main in | 14 | 100 M | 14 M | ± 2.1 | 50 | Input signal at has to be between ± 3.5V; it can be shifted with the and amplified with the PGA |
| Aux in | 14 | 100 M | 15 M | ± 2.1 | 50 | |
| Precise in | 16 | 200 k | 50 k | ± 2.0 | 10 k | |
| DCC Iact | 16 | 100 k | 15 k | ± 13.1 | 40 k | SYS DC 110 backplane |
| DTC Tact | 16 | 100 k | 15 k | ± 13.1 | 40 k | SYS DC 110 backplane |
| AIO 1 in | 16 | 100 k | 15 k | ± 12.5 | 47 k | Normally used as output |
| AIO 2 in | 16 | 100 k | 15 k | ± 12.5 | 47 k | |
| Sum in | 27 M | ± 1.0 | 50 | Bandwidth between and |
| Output Channels | Resolution | Sample rate | Bandwidth | Range | 50 Ohm | Comment |
|---|---|---|---|---|---|---|
| (bit) | (Hz) | (-3 dB) (Hz) | (V) | driver | ||
| Main out | 14 | 100 M | 19 M | ± 1.0 | Yes | Sum of and Analog P branch |
| Aux out | 14 | 100 M | 19 M | ± 1.0 | Yes | |
| SC 110 out | 21 | 100 k | 18 k | ± 6.5 | No | SYS DC 110 backplane; |
| amplification by 15 with SC110 | ||||||
| DCC Iset | 21 | 100 k | 18 k | ± 6.5 | No | SYS DC 110 backplane |
| DTC Tset | 16 | 100 k | 18 k | ± 6.5 | No | SYS DC 110 backplane |
| AIO 1 out | 16 | 100 k | 16 k | ± 6.5 | No | |
| AIO 2 out | 16 | 100 k | 16 k | ± 6.5 | No | Normally used as input |
| Error out | 20 M | ± 1.7 | Yes | Error out = (+ ) x Gain/2; bandwidth between and | ||
| TRIG | 0, 2.6 | Yes |
| General | Value |
|---|---|
| Supply voltage | ± 15 V |
| Supply current +15 V (typ) | 700 mA |
| Supply current -15 V (typ) | 200 mA |


Software
Free software downloads of the latest DigiLock software. For evaluation purposes, the software can be installed and tested without a DigiLock module connected.
Tutorials
Part 1 - Introduction
Part 2 - Basic locking
Part 3 - Advanced locking
Application Note: Diode Laser Locking and Linewidth Narrowing
Application Note: 12 orders of coherence control
Application Note: Trapping and quantum computing