
Cirrus Logic
Description
The CS5371 and CS5372 are one and two channel high dynamic range, fourth-order ∆−Σ modulators intended for geophysical and sonar applications. Used in combination with the CS5376 digital filter, a unique high resolution A/D measurement system results.
FEATUREs
● Fourth-Order ∆Σ Architecture
● Clock Jitter Tolerant Architecture
● Input Voltage Range 5 Vp-p (2.5 Vdiff)
● High Dynamic Range (SNR)
• 124 dB @ 411 Hz Bandwidth
• 121 dB @ 822 Hz Bandwidth
● Low Total Harmonic Distortion (THD)
• -118 dB Typical, -112 dB Maximum
● Low Power Consumption
• Normal Mode: 25 mW per Channel
• Low Power Mode: 15 mW per Channel
● Small Footprint 24 Pin SSOP Package
● Single or Multi-Channel System Support
• 1 Channel System; CS5371
• 2 Channel System; CS5372
• 3 Channel System; CS5371 + CS5372
• 4 Channel System; CS5372 + CS5372
● Single or Dual Power Supply Configurations
• VA+ = +5 V; VA- = 0 V; VD = +3 V to +5 V
• VA+ = +2.5 V; VA- = -2.5 V; VD = +3 V to +5 V
• VA+ = +3 V; VA- = -3 V; VD = +3 V