Overview
The AD7765BRUZ-REEL7 is a high-performance, 24-bit sigma-delta (Σ-Δ) analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for high-speed data acquisition of both AC and DC signals, offering a wide input bandwidth and high dynamic range. The AD7765 is particularly suited for applications requiring precise and reliable analog-to-digital conversion with minimal external signal conditioning.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Analog Devices Inc. | |
| Part Number | AD7765BRUZ-REEL7 | |
| Package | 28-Lead TSSOP (4.4mm x 9.7mm) | |
| Number of Bits | 24 | |
| Sampling Rate | 156 kSPS | |
| Input Type | Differential | |
| Analog Input Range | ±3.2768 V differential (with 4.096 V reference) | |
| Supply Voltage | 2.5 V, 5 V | V |
| Operating Temperature | -40°C to +85°C | °C |
| Moisture Sensitivity Level | 1 (Unlimited) | |
| Data Interface | SPI |
Key Features
- Fully differential modulator input and on-chip differential amplifier for signal buffering and level shifting.
- On-chip reference buffer and integrated gain.
- Full band low-pass finite impulse response (FIR) filter to prevent aliasing.
- Overrange alert pin to indicate when the input signal exceeds the acceptable range.
- Digital gain correction registers.
- Low power mode to reduce power dissipation without compromising performance.
- Power-down mode for minimal power consumption.
- Synchronization of multiple devices via the SYNC pin and daisy chaining capability.
Applications
- Data acquisition systems.
- Vibration analysis.
- Instrumentation.
Q & A
- What is the sampling rate of the AD7765BRUZ-REEL7?
The sampling rate of the AD7765BRUZ-REEL7 is 156 kSPS.
- What is the resolution of the AD7765BRUZ-REEL7?
The AD7765BRUZ-REEL7 is a 24-bit analog-to-digital converter.
- What type of input does the AD7765BRUZ-REEL7 support?
The AD7765BRUZ-REEL7 supports differential inputs.
- What is the operating temperature range of the AD7765BRUZ-REEL7?
The operating temperature range is -40°C to +85°C.
- Does the AD7765BRUZ-REEL7 have a low power mode?
- What type of data interface does the AD7765BRUZ-REEL7 use?
The AD7765BRUZ-REEL7 uses a Serial Peripheral Interface (SPI).
- What is the package type of the AD7765BRUZ-REEL7?
The AD7765BRUZ-REEL7 is available in a 28-Lead TSSOP package.
- Does the AD7765BRUZ-REEL7 have an overrange alert feature?
- Can multiple AD7765BRUZ-REEL7 devices be synchronized?
- What is the typical power consumption in normal power mode?
The typical power consumption in normal power mode is around 371 mW with a 40 MHz clock and decimation rate of 128×.
