Overview
The AD7767BRUZ-1-RL7 is a high-performance, 24-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the AD7767 family, which includes the AD7767, AD7767-1, and AD7767-2, each offering different output data rates. The AD7767BRUZ-1-RL7 is specifically designed for ultralow power data acquisition, making it ideal for applications such as PCI- and USB-based systems. It operates from a 2.5 V supply with a 5 V reference and is housed in a 16-lead TSSOP package, ensuring a compact and efficient design.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 24 bits |
| Output Data Rate | 64 kSPS (AD7767-1) |
| Dynamic Range | 112.5 dB (AD7767-1) |
| Power Consumption | 10.5 mW to 13 mW (AD7767-1) |
| Supply Voltage | 2.5 V ± 5% |
| Reference Voltage | 5 V |
| Operating Temperature | −40°C to +105°C |
| Package Type | 16-Lead TSSOP |
| Current Specifications | AIDD: 1.3 mA to 1.5 mA, DIDD: 2.2 mA to 2.85 mA, IREF: 0.35 mA to 0.425 mA |
Key Features
- Oversampled successive approximation (SAR) architecture for high performance and low power consumption.
- On-board digital filter with linear phase response to eliminate out-of-band noise and reduce front-end antialias requirements.
- SYNC/PD pin for synchronization and power-down of multiple AD7767 devices.
- SDI pin for daisy chaining multiple AD7767 devices.
- Exceptionally low power consumption with high dynamic range and input bandwidth.
- Ideal for measuring small signal changes over a wide dynamic range.
Applications
The AD7767BRUZ-1-RL7 is particularly suited for applications requiring high accuracy and low power consumption, such as:
- Ultralow power data acquisition systems.
- PCI- and USB-based systems.
- Measurement of small signal changes over a wide dynamic range, especially in environments with larger ac or dc signals.
Q & A
- What is the resolution of the AD7767BRUZ-1-RL7? The AD7767BRUZ-1-RL7 has a 24-bit resolution.
- What is the maximum output data rate of the AD7767-1? The maximum output data rate of the AD7767-1 is 64 kSPS.
- What is the dynamic range of the AD7767-1? The dynamic range of the AD7767-1 is 112.5 dB.
- How much power does the AD7767-1 consume? The AD7767-1 consumes between 10.5 mW and 13 mW.
- What is the operating temperature range of the AD7767BRUZ-1-RL7? The operating temperature range is −40°C to +105°C.
- What type of package does the AD7767BRUZ-1-RL7 come in? The AD7767BRUZ-1-RL7 comes in a 16-Lead TSSOP package.
- Can multiple AD7767 devices be synchronized? Yes, multiple AD7767 devices can be synchronized using the SYNC/PD pin.
- Can multiple AD7767 devices be daisy-chained? Yes, multiple AD7767 devices can be daisy-chained using the SDI pin.
- What is the supply voltage for the AD7767BRUZ-1-RL7? The supply voltage is 2.5 V ± 5%.
- What is the reference voltage for the AD7767BRUZ-1-RL7? The reference voltage is 5 V.
