Overview
The AD7763BSVZ-REEL is a high-performance, 24-bit sigma-delta analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed to combine wide input bandwidth and high speed with the benefits of sigma-delta conversion, making it ideal for high-speed data acquisition applications. The AD7763 features a sampling rate of 625 kSPS and achieves a signal-to-noise ratio (SNR) of 107 dB, ensuring high accuracy and reliability in various measurement scenarios.
Key Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD7763BSVZ-REEL |
| Description | IC ADC 24BIT S/D 625KSPS 64-TQFP |
| Package | 64-Lead Thin Quad Flat Package, Exposed Pad (TQFP-EP) |
| Number of Bits | 24 |
| Sampling Rate | 625 kSPS |
| Analog Supply Voltage | 2.5 V, 3.15 V ~ 5.25 V |
| Digital Supply Voltage | 2.5 V |
| Reference Type | External |
| Operating Temperature | -40°C to +85°C |
| Total Power Dissipation | 955.5 mW (Normal), 651 mW (Low Power), 6.35 mW (Standby) |
Key Features
- High-performance 24-bit sigma-delta ADC with 107 dB SNR at 625 kSPS.
- Integrated buffer to drive the reference, differential amplifier for signal buffering and level shifting.
- Overrange flag, internal gain and offset registers, and a low-pass digital FIR filter.
- Programmable decimation rates and user-programmable digital FIR filter coefficients.
- Differential input sampled at up to 40 MSPS by an analog modulator.
- Common-mode biasing achievable using on-chip differential amplifiers, reducing external signal conditioning requirements.
Applications
The AD7763BSVZ-REEL is ideal for applications demanding high signal-to-noise ratio (SNR) without the need for complex front-end signal processing. Typical applications include:
- High-speed data acquisition systems.
- Industrial measurement and control systems.
- Medical devices requiring precise analog-to-digital conversion.
- Aerospace and defense systems where high accuracy and reliability are critical.
Q & A
- What is the sampling rate of the AD7763BSVZ-REEL?
The sampling rate of the AD7763BSVZ-REEL is 625 kSPS.
- What is the signal-to-noise ratio (SNR) of the AD7763BSVZ-REEL?
The SNR of the AD7763BSVZ-REEL is 107 dB at 625 kSPS.
- What is the package type of the AD7763BSVZ-REEL?
The package type is a 64-Lead Thin Quad Flat Package, Exposed Pad (TQFP-EP).
- What are the analog and digital supply voltage requirements?
The analog supply voltage is 2.5 V, 3.15 V ~ 5.25 V, and the digital supply voltage is 2.5 V.
- Does the AD7763BSVZ-REEL have integrated signal conditioning features?
Yes, it includes an integrated buffer to drive the reference, a differential amplifier for signal buffering and level shifting, and other features to minimize external signal conditioning.
- What is the operating temperature range of the AD7763BSVZ-REEL?
The operating temperature range is -40°C to +85°C.
- Can the decimation rates and FIR filter coefficients be programmed?
Yes, the decimation rates and digital FIR filter coefficients are programmable to tailor the device to specific application requirements.
- What is the total power dissipation of the AD7763BSVZ-REEL in normal operation?
The total power dissipation in normal operation is 955.5 mW.
- Is the AD7763BSVZ-REEL RoHS compliant?
Yes, the AD7763BSVZ-REEL is lead-free and RoHS compliant.
- What are some typical applications of the AD7763BSVZ-REEL?
Typical applications include high-speed data acquisition systems, industrial measurement and control systems, medical devices, and aerospace and defense systems.
