產品資訊

Features Document Support

Delta Sigma ADC
- ADC Resolution 24 Bits
- 24 Bits, No Missing Codes
- Up to 22 Bits Noise-Free Resolution
- ±0.0020% Nonlinearity
- Data Output Rates up to 30kSPS
  - Programmable output rates from 2.5SPS to 30kSPS by register setting
- Fast Channel Cycling
- One-Shot Conversions with Single-Cycle Settling
- Flexible Input Multiplexer with Sensor Detect
  - Four Differential Inputs
  - Eight Single-Ended Inputs
- Chopper-Stabilized Input Buffer
- Low-Noise PGA with programmable gain up to 64
  - Programmable gain of 1, 2, 4, 8, 16, 32, 64 by register setting
- Self and System Calibration for All PGA Settings
Power
- Support Normal, Standby Mode and Power-down modes
- Built-in a power management controller with Power-down and wakeup control
Clock
- Built-in embedded crystal oscillator
- Support external clock input CLKIN from XTAL1 pin
- Support internal clock output CLKOUT to D0 pin
Communication
- SPI-Compatible Serial Interface
- Support ADC command mode for register setting
- Support Read Data(RDATA) or Read Data Continuous(RDATAC) command to get ADC data
Operating
- Analog Supply range: 4.75V to 5.25V
- Digital Supply range: 1.8V to 3.6V
- Operating temperature range -40℃ ~ 85℃ (**1)
Package Types
- SSOP28 / SSOP20
- (**1): Tested by sampling.