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ADS5474是一款14位,400MSPS模数转换器(ADC),此转换器在提供LVDS兼容数字输出的同时,可由5V和3V电源供电运行。这个ADC是12,13,14位ADC系列的一员,采样率在210MSPS至500MSPS之间.ADS5474输入缓冲器隔离了板上跟踪和保持(T& H)的内部开关,这样在提供一个高阻抗输入的同时,防止内部开关干扰信号源。
在采样率为400MSPS时,针对超过400MHz的宽带宽信号的转换,设计使用1.4GHz输入带宽,ADS5474在宽输入频率范围内具有出色低噪声性能和无杂散动态范围。
ADS5474采用84引脚陶瓷绝缘分流条封装(HFG)。此器件采用德州仪器(TI)互补双极工艺(BiCom3)制造,并且在完全军用温度范围(-55°C至+ 125°CT 外壳)内额定运行。
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| Resolution (Bits) |
| # Input Channels |
| INL (Max) (+/-LSB) |
| SNR (dB) |
| SFDR (dB) |
| Power Consumption (Typ) (mW) |
| Interface |
| Architecture |
| Analog Voltage AVDD (Min) (V) |
| Analog Voltage AVDD (Max) (V) |
| ENOB (Bits) |
| Digital Supply (Min) (V) |
| Digital Supply (Max) (V) |
| Operating Temperature Range (C) |
| Rating |
| Package Size: mm2:W x L (PKG) |
| Package Group |
| Reference Mode |
| ADS5474-SP | ADS5400-SP | ADS5424-SP | ADS5444-SP |
|---|---|---|---|
| 14 | 12 | 14 | 13 |
| 1 | 1 | 1 | 1 |
| 7 | 4.5 | 6.9 | 2.8 |
| 68.7 | 58.5 | 72.4 | 65.5 |
| 76.3 | 72 | 81.6 | 60.5 |
| 2500 | 2200 | 1900 | 2000 |
| Parallel LVDS | Parallel LVDS | Parallel CMOS | Parallel LVDS |
| Pipeline | Pipeline | Pipeline | Pipeline |
| 3.1 | 3.135 | 4.75 | 4.75 |
| 3.6 | 3.465 | 5.25 | 5.25 |
| 10.9 | 9.2 | 11.5 | 11.3 |
| 3 | 3.135 | 3 | 3 |
| 3.6 | 3.465 | 3.6 | 3.6 |
| -55 to 125 | -55 to 125 25 Only | -55 to 125 25 Only | -55 to 125 |
| Space | Space | Space | Space |
| See datasheet (CFP) | See datasheet (CFP) | See datasheet (CFP) | See datasheet (CFP) |
| CFP | CFP | CFP | CFP |
| Ext Int | Ext Int | Int | Ext Int |
| 无样片 |