Details

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Parameter	Symbol	Min	Typ	Max	Unit
Supply Voltage	VDD	2.7	-	5.5	V
Supply Current (Active)	IDD	-	160	-	μA
Supply Current (Power-Down)	IDD	-	2	-	μA
Differential Input Range	VIN	-	2.5	-	V
Common-Mode Input Range	VCM	0	-	VDD	V
Output Data Rate	ODR	0.5	-	4000	SPS
Resolution		-	24	-	bits
Signal-to-Noise Ratio	SNR	-	90	-	dB
Power Consumption		-	0.4	-	mW/ENOB
Operating Temperature	Toper	-40	-	85	°C
Storage Temperature	Tstg	-65	-	150	°C

Instructions for Using the ADS127L01IPBS

1. Power Supply:

   • Connect the VDD pin to a stable power supply between 2.7V and 5.5V.
   • Ensure the power supply has adequate decoupling capacitors (e.g., 0.1μF and 10μF) placed close to the VDD pin.

2. Input Configuration:

   • The differential input range is ±2.5V. Connect the analog input signals to the INP and INN pins.
   • The common-mode input range is from 0V to VDD. Ensure the common-mode voltage of the input signal is within this range.

3. Output Data Rate:

   • Set the output data rate (ODR) using the configuration registers. The ODR can be set from 0.5SPS to 4000SPS.
   • Higher ODRs will increase power consumption and reduce the effective number of bits (ENOB).

4. Resolution:

   • The ADS127L01IPBS provides 24-bit resolution. Use the configuration registers to select the desired resolution mode.

5. Signal-to-Noise Ratio (SNR):

   • The typical SNR is 90dB. To achieve optimal performance, ensure the input signal is well-filtered and the analog front-end design minimizes noise.

6. Power Consumption:

   • The power consumption is typically 0.4mW per ENOB. Use the power-down mode to reduce power consumption when not actively measuring.

7. Temperature Range:

   • The operating temperature range is from -40°C to 85°C. Store the device between -65°C and 150°C.

8. Configuration Registers:

   • Use the I2C or SPI interface to configure the device. Refer to the datasheet for detailed register maps and configuration settings.

9. Initialization Sequence:

   • After powering up, initialize the device by writing to the configuration registers to set the desired parameters (ODR, resolution, etc.).
   • Ensure the device is properly reset before configuring.

10. Data Readout:

    • Read the conversion results from the data registers using the I2C or SPI interface.
    • Check the status register to ensure the conversion is complete before reading the data.

11. Power-Down Mode:

    • To enter power-down mode, write the appropriate command to the configuration registers. This reduces the supply current to approximately 2μA.

12. Handling and Storage:

    • Handle the device with care to avoid electrostatic discharge (ESD). Use proper ESD protection equipment.
    • Store the device in a dry environment to prevent moisture damage.

For more detailed information, refer to the ADS127L01IPBS datasheet and application notes provided by Texas Instruments.

(For reference only)