产品概述
集20年的光纤光谱仪研制经验，奥谱天成推出了新一代高性能超薄光纤光谱仪：ATP2400，它内置了脉冲氙灯驱动电路，采用高灵敏度线性CMOS，并特别定制了超低噪声CMOS信号处理电路，从而大幅降低了传感器的噪声，获得了极佳的信噪比（比同类竞争对手提高了约2倍），而且提高了ATP2400的测量可靠性，测量结果不随环境温度变化，为业界最佳水平。ATP2400可接收SMA905光纤输入光或者自由空间光，通过USB2.0或者UART端口，输出测量所得的光谱数据。
ATP2400只需要一个5V直流电源供电或者USB供电，非常便于集成使用。
| 型号 | 探测器像素 | 探测器是否制冷 |
| ATP2400 | 2048像素 | 否 |
特点：
体积超小、超薄、超轻；
光纤输入、信号输出，在同一侧，非常便于集成
探测器：线性 CMOS
探测器像素：2048 像素
超低噪声 CCD 信号处理电路
最大光谱范围: 180-1180 nm（具体依需求而定）
光谱分辨率: 0.1-2 nm (取决于光谱范围、狭缝宽度)
光路结构：交叉 C-T
内置脉冲氙灯驱动
积分时间：0.1ms-130s
供电电源：DC 5V±10% 或 USB 供电
16 bit, 2MHz ADC
光输入接口：SMA905 或自由空间
数据输出接口: USB2.0 (High speed)或 UART
20 针双排可编程外扩接口
典型应用：
快速、超微量分光光度计；
环保仪器（烟气、水质）；
透过率、反射率检测；
光谱分析/辐射分光分析/分光光度分析
激光波长测定
2 Electrical Pin-out
Table 1 Electrical Characteristics
Parameter | Min | Typ | Max | Unit |
Power Supply |
|
|
|
|
Operating voltage range | 4.5 | 5 | 5.5 | V |
Operating current |
| 250 |
| mA |
Logic Inputs(3.3V LVTTL, Five-volt tolerant) |
|
|
|
|
High level input voltage | 1.7 |
| 3.6 | V |
Low level input voltage | -0.3 |
| 1.0 | V |
Logic Output(3.3V LVTTL) |
|
|
|
|
High level output voltage | 2.4 |
|
| V |
Low level output voltage |
|
| 0.4 | V |
The module is equipped with a 20-pin male angled box header(2x10, 2.00 mm pitch) and USB2.0 C type interface. The 20-pin connector is a Samtec part # STMM-110-02-L-D-RA connector. The mate to this is a Samtec part # TCSD-10-D-XX.XX-01-N.
Table 2 Electrical Pin-Out
Pin# | Description | I/O | Function Description |
1 | VCC | / | Power Supply, 5V±0.5, |
2 | GND | / | Ground |
3 | TX | Output | LVTTL Transmit signal |
4 | RX | Input | LVTTL Receive signal |
5 | Lamp Enable | Output | LVTTL output the lamp enable signal. |
6 | N.C. | / | / |
7 | Ext_trigger_in | Input | LVTTL input the trigger signal. Falling edge trigger collection |
8 | N.C. | / | / |
9 | SPI_SCK | Output | The SPI Clock signal for communications to other SPI peripherals |
10 | SPI_MOSI | Output | The SPI Master Out Slave In (MOSI) signal for communications to other SPI peripherals |
11 | SPI_MISO | Input | The SPI Master In Slave Out (MISO) signal for communications to other SPI peripherals |
12 | SPI_CS | Output | The SPI Chip/Device Select signal for communications to other SPI peripherals |
13 | GPIO0 | Input /Output | General Purpose Software Programmable Digital Inputs/Outputs, LVTTL Logic. |
14 | GPIO1 | Input /Output | General Purpose Software Programmable Digital Inputs/Outputs, LVTTL Logic. |
15 | GPIO2 | Input /Output | General Purpose Software Programmable Digital Inputs/Outputs, LVTTL Logic. |
16 | GPIO3 | Input /Output | General Purpose Software Programmable Digital Inputs/Outputs, LVTTL Logic. |
17 | GPIO4 | Input /Output | General Purpose Software Programmable Digital Inputs/Outputs, LVTTL Logic. |
18 | GPIO5 | Input /Output | General Purpose Software Programmable Digital Inputs/Outputs, LVTTL Logic. |
19 | GPIO6 | Input /Output | General Purpose Software Programmable Digital Inputs/Outputs, LVTTL Logic. |
20 | GPIO7 | Input /Output | General Purpose Software Programmable Digital Inputs/Outputs, LVTTL Logic. |
3 谱图示例
图1 ATP2400-180-410-50的分辨率测试，分辨率为0.621nm
