AD4853
FEATURES
- plete 16-bit data acquisition system
- Simultaneous sampling of 4 internally buffered channels
- 1MSPS per channel throughput
- Differential, wide mon-mode range inputs
- ±75p A typical input leakage at 25°C
- Full-scale input step settling time < 300ns
- Integrated reference and reference buffer (4.096V)
- Integrated supply decoupling capacitors
- 57m W per channel at 1MSPS, 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 Soft Span input ranges, bipolar or unipolar
- ±40V, ±25V, ±20V, ±12.5V, ±10V, ±6.25V, ±5V, ±2.5V
- 0V to 40V, 25V, 20V, 12.5V, 10V, 6.25V, 5V, 2.5V
FUNCTIONAL BLOCK DIAGRAM
- Rail-to-rail input overdrive tolerance
- High performance
- INL: ±160μV typical (±40V range)
- SNR: 94.6d B single-conversion typical (±40V range)
- DR: 98.1d B single-conversion typical (±40V range)
- THD:
- 117d B typical (±40V range)
- CMRR: 120d B...
