TC3404 +1.8 V, low power, four-input, 16-bit ADC with a power failure monitor

16-bit resolution per second conversion 8, adjustable to 10-bit resolution with 512 per second conversion; 1.8 ~ 5.5V operation, low power operation 280uA; sleep: 37VA; two differential and TC3404 datasheet and two single-ended input Built-in multiplexer; MlCROPORTM Serial Bus interface, only two lines; users internal or external reference; when not in use into sleep mode; in shutdown mode, power failure early warning detector, is also suitable for operation as a wake-up timer