Overview
The ADC161S626CIMME/NOPB, produced by Texas Instruments, is a 16-bit successive approximation register (SAR) analog-to-digital converter (ADC). This device is designed for high accuracy and low power consumption, making it ideal for various applications requiring precise analog-to-digital conversion. The ADC161S626 operates with a maximum sampling rate of 250 kSPS and features a differential analog input, which provides excellent common-mode signal rejection, making it suitable for noisy environments.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Resolution | 16 | - | - | Bits |
| Conversion Rate | 50 | - | 250 | kSPS |
| DNL (Differential Non-Linearity) | -0.5 | - | +0.8 | LSB |
| INL (Integral Non-Linearity) | -0.8 | - | +0.8 | LSB |
| Offset Error Temp Drift | - | - | 2.5 | μV/°C |
| Gain Error Temp Drift | - | - | 0.3 | ppm/°C |
| SNR (Signal-to-Noise Ratio) | - | - | 93.2 | dBc |
| THD (Total Harmonic Distortion) | - | - | -104 | dBc |
| Power Consumption at 10 kSPS, 5 V | - | - | 0.24 | mW |
| Power Consumption at 200 kSPS, 5 V | - | - | 5.3 | mW |
| Power Consumption at 250 kSPS, 5 V | - | - | 5.8 | mW |
| Power-Down, 5 V | - | - | 10 | μW |
| Operating Temperature Range | -40 | - | 85 | °C |
| Supply Voltage, VA | 4.5 | - | 5.5 | V |
| Supply Voltage, VIO | 2.7 | - | 5.5 | V |
| Reference Voltage, VREF | 0.5 | - | VA | V |
Key Features
- 16-bit Resolution With No Missing Codes: Ensures high accuracy in analog-to-digital conversion.
- Ensured Performance from 50 to 250 kSPS: Supports a wide range of sampling rates.
- ±0.003% Signal Span Accuracy: High accuracy over the temperature range of −40°C to +85°C.
- Separate Digital Input/Output Supply: Allows for independent analog and digital supply voltages (VA and VIO).
- True Differential Input: Provides excellent common-mode signal rejection.
- External Voltage Reference Range of 0.5 V to VA: Flexible reference voltage setup.
- Zero-Power Track Mode with 0-µsec Wake-up Delay: Minimizes power consumption while maintaining quick response times.
- Wide Input Common-mode Voltage Range of 0 V to VA: Supports a broad range of input voltages.
- SPI/QSPI™/MICROWIRE™ Compatible Serial Interface: Facilitates easy communication with other devices.
- Operating Temperature Range of −40°C to +85°C: Suitable for a variety of environmental conditions.
- Small VSSOP-10 Package: Compact design for space-efficient applications.
Applications
- Direct Sensor Interface: Ideal for connecting directly to bridge sensors and transducers.
- I/O Modules: Suitable for input/output modules in various systems.
- Data Acquisition: Used in data acquisition systems for precise measurement.
- Portable Systems: Appropriate for battery-operated systems due to low power consumption.
- Motor Control: Can be used in motor control applications requiring precise analog-to-digital conversion.
- Medical Instruments: Suitable for medical devices that require high accuracy and reliability.
- Instrumentation and Control Systems: Used in various instrumentation and control systems where precision is critical.
Q & A
- What is the resolution of the ADC161S626?
The ADC161S626 has a 16-bit resolution with no missing codes.
- What is the maximum sampling rate of the ADC161S626?
The maximum sampling rate is 250 kSPS.
- What is the signal span accuracy of the ADC161S626?
The signal span accuracy is ±0.003% over the temperature range of −40°C to +85°C.
- Does the ADC161S626 have separate analog and digital supplies?
Yes, it operates with separate analog (VA) and digital input/output (VIO) supplies.
- What is the range of the external voltage reference (VREF) for the ADC161S626?
The external voltage reference range is from 0.5 V to VA.
- What is the power consumption of the ADC161S626 at 250 kSPS and 5 V?
The power consumption is approximately 5.8 mW at 250 kSPS and 5 V.
- How does the ADC161S626 communicate with other devices?
The ADC161S626 communicates via a SPI/QSPI™/MICROWIRE™ compatible serial interface.
- What is the operating temperature range of the ADC161S626?
The operating temperature range is from −40°C to +85°C.
- What is the package type of the ADC161S626?
The ADC161S626 is available in a small 10-lead VSSOP package.
- Does the ADC161S626 have a zero-power track mode?
Yes, it features a zero-power track mode with 0-µsec wake-up delay.
