Overview
The AD7173-8BCPZ-RL is a highly integrated, low-power, 8-/16-channel, 24-bit Sigma-Delta analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for low bandwidth input signals and features fast settling and high accuracy. It is particularly suited for applications requiring precision and low power consumption.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Resolution | 24 bits | |||
| Channels | 8/16 | |||
| Output Data Rate | 31.25 kSPS | |||
| Power Supply (AVDD1, AVDD2, IOVDD) | 2.7 | 3.3 | 5.5 | V |
| Current Consumption (Full Operating Mode) | 3 | 7.35 | mW | |
| Standby Mode Current | 25 | 400 | µA | |
| Power-Down Mode Current | 2 | 10 | µA | |
| Operating Temperature | -40 | 105 | °C | |
| Package Type | 40-Lead LFCSP (6mm x 6mm w/ EP) | |||
Key Features
- Highly integrated Sigma-Delta ADC with 24-bit resolution and 31.25 kSPS output data rate.
- Eight flexible setups with configurability for output data rate, digital filter mode, offset/gain error correction, reference selection, and buffer enables.
- Integrated precision 2.5 V, low drift (3.5 ppm/°C) band gap reference and integrated oscillator.
- Low power consumption with various power modes including standby and full power-down.
- Integrated input buffers and external reference capability.
- Support for external clock and crystal oscillator.
Applications
- Industrial automation and control systems.
- Medical devices requiring high precision and low power consumption.
- Test and measurement equipment.
- Automotive systems, especially those requiring robust and reliable ADCs.
- Environmental monitoring and data acquisition systems.
Q & A
- What is the resolution of the AD7173-8BCPZ-RL ADC?
The AD7173-8BCPZ-RL has a 24-bit resolution.
- How many channels does the AD7173-8BCPZ-RL support?
The device supports 8 or 16 channels.
- What is the output data rate of the AD7173-8BCPZ-RL?
The output data rate is 31.25 kSPS.
- What are the power supply requirements for the AD7173-8BCPZ-RL?
The device operates with power supplies ranging from 2.7V to 5.5V for AVDD1, AVDD2, and IOVDD.
- What is the typical current consumption in full operating mode?
The typical current consumption in full operating mode is between 3 mW and 7.35 mW depending on the supply voltages.
- What are the standby and power-down mode current consumptions?
In standby mode, the current consumption is between 25 µA and 400 µA, and in full power-down mode, it is between 2 µA and 10 µA.
- What is the operating temperature range of the AD7173-8BCPZ-RL?
The operating temperature range is from -40°C to 105°C.
- What type of package does the AD7173-8BCPZ-RL come in?
The device comes in a 40-Lead LFCSP (6mm x 6mm w/ EP) package.
- Does the AD7173-8BCPZ-RL have integrated input buffers and reference?
Yes, it has integrated input buffers and a precision 2.5 V band gap reference.
- Can the AD7173-8BCPZ-RL be used with an external clock or crystal oscillator?
Yes, it supports both external clock and crystal oscillator configurations.
