Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Number of Bits | 12 |
| Sampling Rate(Per Second) | 140k |
| Number of Inputs | 2 |
| Input Type | Pseudo-Differential, Single Ended |
| Data Interface | I²C |
| Configuration | MUX-ADC |
| Ratio - S / H: ADC | 0:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | Supply |
| Voltage - Supply, Analog | 1.65V ~ 3.6V |
| Voltage - Supply, Digital | 1.65V ~ 3.6V |
| Operating Temperature | -40°C ~ 125°C |
| Supplier Device Package | 10-X2QFN (2x1.5) |
Tổng quan
Description
The ADS7142IRUGR is a 12-bit, 1-MSPS, dual-channel SAR ADC from Texas Instruments. It features low power consumption (1.65 mW at 1 MSPS) and operates from a 2.7V to 5.5V supply, making it suitable for battery-powered and precision measurement applications.
Key features:
- Differential or single-ended inputs with a ±VREF range (up to ±2.5V).
- SPI-compatible interface for easy microcontroller integration.
- Integrated FIFO and programmable thresholds for efficient data handling.
- Small 2.0 × 2.0 mm WQFN package, ideal for space-constrained designs.
Applications include industrial sensors, portable instrumentation, and power monitoring. Its high speed, low power, and compact size make it a versatile choice for embedded systems.
For detailed specs, refer to the [TI datasheet](https://www.ti.com/product/ADS7142).
Key features:
- Differential or single-ended inputs with a ±VREF range (up to ±2.5V).
- SPI-compatible interface for easy microcontroller integration.
- Integrated FIFO and programmable thresholds for efficient data handling.
- Small 2.0 × 2.0 mm WQFN package, ideal for space-constrained designs.
Applications include industrial sensors, portable instrumentation, and power monitoring. Its high speed, low power, and compact size make it a versatile choice for embedded systems.
For detailed specs, refer to the [TI datasheet](https://www.ti.com/product/ADS7142).
Equivalent
The ADS7142IRUGR is a 12-bit, 1-MSPS SAR ADC. Equivalent alternatives include:
- ADS7142-Q1: Automotive-grade version.
- ADS7042: 12-bit, 1-MSPS, lower power.
- ADS7128: 12-bit, 1-MSPS, smaller package.
- LTC2366: 12-bit, 1-MSPS, similar SAR ADC.
- MAX11156: 12-bit, 1-MSPS, low-power alternative.
Check datasheets for exact compatibility in voltage range, interface, and package.
- ADS7142-Q1: Automotive-grade version.
- ADS7042: 12-bit, 1-MSPS, lower power.
- ADS7128: 12-bit, 1-MSPS, smaller package.
- LTC2366: 12-bit, 1-MSPS, similar SAR ADC.
- MAX11156: 12-bit, 1-MSPS, low-power alternative.
Check datasheets for exact compatibility in voltage range, interface, and package.
Features
The ADS7142IRUGR is a 12-bit, 1MSPS, dual-channel SAR ADC with key features:
- Resolution: 12-bit
- Sample Rate: Up to 1MSPS (shared between channels)
- Channels: 2 single-ended or 1 differential
- Interface: SPI-compatible (up to 50MHz)
- Input Range: 0V to VREF (2.5V or 5V)
- Low Power: 3.5mW at 1MSPS, 1.5µA in shutdown
- Integrated Features: Internal reference, FIFO, and GPIOs
- Package: 16-pin QFN (3mm × 3mm)
Ideal for high-speed, low-power data acquisition in industrial and medical applications.
- Resolution: 12-bit
- Sample Rate: Up to 1MSPS (shared between channels)
- Channels: 2 single-ended or 1 differential
- Interface: SPI-compatible (up to 50MHz)
- Input Range: 0V to VREF (2.5V or 5V)
- Low Power: 3.5mW at 1MSPS, 1.5µA in shutdown
- Integrated Features: Internal reference, FIFO, and GPIOs
- Package: 16-pin QFN (3mm × 3mm)
Ideal for high-speed, low-power data acquisition in industrial and medical applications.
Application
The ADS7142IRUGR is a 12-bit, 1-MSPS SAR ADC used in various applications:
- Industrial Automation: Sensor monitoring, PLCs, and control systems.
- Consumer Electronics: Touch panels, wearables, and audio equipment.
- Medical Devices: Portable diagnostics and patient monitoring.
- Automotive: Battery management and sensor interfaces.
- IoT & Smart Sensors: Low-power data acquisition for edge devices.
Its high speed, low power, and small form factor make it ideal for precision measurement in compact designs.
- Industrial Automation: Sensor monitoring, PLCs, and control systems.
- Consumer Electronics: Touch panels, wearables, and audio equipment.
- Medical Devices: Portable diagnostics and patient monitoring.
- Automotive: Battery management and sensor interfaces.
- IoT & Smart Sensors: Low-power data acquisition for edge devices.
Its high speed, low power, and small form factor make it ideal for precision measurement in compact designs.
Package
The ADS7142IRUGR is packaged in a 10-pin WQFN (RUG) type. This small, leadless package measures 2.5 mm × 2.5 mm with a height of 0.5 mm, making it suitable for compact designs. The WQFN (Very Thin Quad Flat No-Lead) package offers excellent thermal and electrical performance for high-precision ADC applications.
