Datasheet Analog Devices LTC2494IUHF#PBF — 数据表

LTC2494
16-Bit 8-/16-Channel DS ADC
with PGA and Easy Drive
Input Current Cancellation
Description Features Up to 8 Differential or 16 Single-Ended Inputs
n Easy DriveTM Technology Enables Rail-to-Rail
Inputs with Zero Differential Input Current
n Directly Digitizes High Impedance Sensors with
Full Accuracy
n 600nV RMS Noise
n Programmable Gain from 1 to 256
n Integrated High Accuracy Temperature Sensor
n GND to V
CC Input/Reference Common Mode Range
n Programmable 50Hz, 60Hz or Simultaneous
50Hz/60Hz Rejection Mode
n 2ppm INL, No Missing Codes
n 1ppm Offset and 15ppm Full-Scale Error
n 2x Speed Mode/Reduced Power Mode (15Hz Using
Internal Oscillator and 80µA at 7.5Hz Output)
n No Latency: Digital Filter Settles in a Single Cycle,
Even After a New Channel Is Selected
n Single-Supply 2.7V to 5.5V Operatio Internal Oscillator …