Microchip微芯 MCP37D11-80 产品介绍
2026-04-14
0次
说明
MCP37D11-80是一个12位流水线a/D转换器,最大采样率为80Msps。70.9 dB信噪比(SNR)的高精度和超过92.2 dB的杂散自由动态范围(SFDR)实现了对快速输入信号的高精度测量。该设备在80 Msps(包括LVDS数字I/O)下以311 mW的极低功耗运行。79 mW(待机)和22 mW(关机)可提供较低的省电模式。MCP37D11-80包括许多数字处理功能,可简化系统设计、成本和功耗。其中包括带板载NCO的集成数字下变频器、用于提高SNR的抽取滤波器、用于提高感兴趣带宽周围的SNR的噪声整形再量化器、单独的相位、偏移和增益调整以及用于多通道模式中的时延校正的分数延迟恢复。数据可通过串行DDR LVDS或并行CMOS接口获得,并通过SPI进行配置。该设备可在TFBGA-121中使用,适用于汽车应用(AEC-Q100)。
特性
- 12-bit resolution
- 80 Msps maximum sampling rate
- Low power 311 mW operation at full sampling rate, including LVDS digital I/O
- Power saving modes of 79 mW during Standby and 22 mW during Shutdown
- 70.9 dB SNR at 80 Msps
- 92.2 dB SFDR at 80 Msps
- Integrated digital down-converter
- Decimation filters for improved SNR
- Noise-shaping requantizer
- Phase, offset and gain adjustment of individual channels
- Fractional delay recovery for time-delay corrections in multi-channel operations (dual/octal-channel modes)
- Input channel bandwidth of 500 MHz
- Output data format in serial DDR LVDS or parallel CMOS
- Configuration via Serial Peripheral Interface (SPI)
- Available in TFBGA-121 package
- AEC-Q100 qualified, Temperature Grade 1: -40°C to +125°C
参数
类型 | 描述 |
Resolution | 14 |
Sample Rate kSPS Max | 80000 |
Input Channels Differential | 8 |
SNRTyp | 71.4 |
SFDRTyp | 94.1 |
ENOB | 11.6 |
INLTypLSB | 0.125 |



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