Overview
The AD7623ASTZRL is a 16-bit, 1.33 MSPS (Mega Samples Per Second) PulSAR® (Successive Approximation Register) analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This device operates from a single 2.5 V power supply and is designed for high-speed and low-power applications. It features a fully differential analog input, an internal reference and buffer, error correction circuits, and both serial and parallel system interface ports. The AD7623ASTZRL is available in a 48-lead low profile quad flat package (LQFP) and is specified to operate from −40°C to +85°C, making it suitable for a wide range of environments and applications.
Key Specifications
| Parameter | Min | Typical | Max | Unit |
|---|---|---|---|---|
| Resolution | 16 | - | - | Bits |
| Analog Input Voltage Range | -VREF | - | +VREF | V |
| Operating Input Voltage (VIN+, VIN- to AGND) | -0.1 | - | AVDD1 | V |
| Input Current (1.33 MSPS throughput) | - | 10 | - | μA |
| Input Impedance | - | - | - | - |
| Throughput Speed (Complete Cycle) | - | 750 | - | ns |
| Throughput Rate | 0 | - | 1.33 | MSPS |
| Integral Linearity Error (VREF = 2.048 V, PDREF = high) | -2 | - | +2 | LSB |
| Differential Linearity Error (VREF = 2.048 V, PDREF = high) | -1 | - | +2 | LSB |
| Power Supply Voltage | 2.37 | 2.5 | 2.63 | V |
| Power Dissipation (Typical) | - | 45 | - | mW |
Key Features
- Fast Throughput: The AD7623ASTZRL operates at a throughput rate of 1.33 MSPS, making it suitable for high-speed applications.
- Superior Linearity: The device has no missing 16-bit codes and excellent integral and differential linearity error specifications.
- Internal Reference: It includes a 2.048 V internal reference with a typical drift of ±7 ppm/°C.
- Single-Supply Operation: The ADC operates from a single 2.5 V power supply and dissipates power that scales with throughput, ideal for battery-powered applications.
- Flexible Interface: The device offers both serial and parallel interface options, compatible with 2.5 V, 3.3 V, or 5 V logic.
Applications
The AD7623ASTZRL is versatile and can be used in a variety of applications, including:
- Communications: High-speed data conversion in communication systems.
- Industrial Automation: Precision measurement and control in industrial environments.
- Instrumentation and Measurement: High-accuracy data acquisition in measurement instruments.
- Aerospace and Defense: Reliable and high-performance data conversion in military and aerospace applications.
- Healthcare: Medical devices requiring precise and fast analog-to-digital conversion.
Q & A
- What is the resolution of the AD7623ASTZRL ADC?
The AD7623ASTZRL has a resolution of 16 bits. - What is the maximum throughput rate of the AD7623ASTZRL?
The maximum throughput rate is 1.33 MSPS. - What is the power supply voltage range for the AD7623ASTZRL?
The power supply voltage range is from 2.37 V to 2.63 V. - Does the AD7623ASTZRL have an internal reference?
Yes, it has a 2.048 V internal reference with a typical drift of ±7 ppm/°C. - What types of interfaces does the AD7623ASTZRL support?
The device supports both serial and parallel interfaces, compatible with 2.5 V, 3.3 V, or 5 V logic. - What is the typical power dissipation of the AD7623ASTZRL?
The typical power dissipation is 45 mW. - What is the operating temperature range for the AD7623ASTZRL?
The operating temperature range is from −40°C to +85°C. - Is the AD7623ASTZRL available in different package types?
Yes, it is available in a 48-lead low profile quad flat package (LQFP) and a lead frame chip-scale package (LFCSP_VQ). - What are some common applications for the AD7623ASTZRL?
Common applications include communications, industrial automation, instrumentation and measurement, aerospace and defense, and healthcare. - Does the AD7623ASTZRL have any missing codes?
No, the AD7623ASTZRL has no missing 16-bit codes.
