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Data Sheet AD4858
Buffered, 8-Channel Simultaneous Sampling, 20-Bit 1 MSPS DAS
FEATURES
► Complete 20-bit data acquisition system ► Simultaneous sampling of 8 internally buffered channels ► 1 MSPS per channel throughput ► Differential, wide common-mode range inputs ► ±75 pA typical input leakage at 25°C ► Full-scale input step settling time < 300 ns ► Integrated reference and reference buffer (4.096 V) ► Integrated supply decoupling capacitors ► 45 mW per channel at 1 MSPS, power scales with throughput
► Minimal external signal conditioning ► Seamless high dynamic range
► Per sample, per channel automatic gain ranging ► Maintains ppm-level INL ► Per channel SoftSpan input ranges, bipolar or unipolar ► ±40 V, ±25 V, ±20 V, ±12.5 V, ±10 V, ±6.25 V, ±5 V, ±2.