Overview
The AD7653ASTZ is a 16-bit, 1 MSPS (Mega Samples Per Second), charge redistribution Successive Approximation Register (SAR) analog-to-digital converter (ADC) produced by Analog Devices Inc. This device operates from a single 5 V power supply and is known for its high-speed conversion capabilities and versatile interface options. The AD7653ASTZ is packaged in a 48-lead Quad Flat Package (LQFP) and is designed to meet the demands of various high-performance applications.
Key Specifications
| Specification | Value |
|---|---|
| Resolution | 16 bits |
| Sampling Rate | 1 MSPS (Warp mode), 800 kSPS (Normal mode), 666 kSPS (Impulse mode) |
| Analog Input Voltage Range | 0 V to 2.5 V |
| Power Supply | Single 5 V |
| Power Dissipation | 92 mW @ 666 kSPS, 138 µW @ 1 kSPS without REF, 128 mW @ 1 MSPS with REF |
| Interface | Parallel and serial (SPI/QSPI/MICROWIRE/DSP compatible) |
| Package Type | 48-lead LQFP |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- High-speed sampling rates: 1 MSPS in Warp mode, 800 kSPS in Normal mode, and 666 kSPS in Impulse mode.
- Internal reference with a typical temperature drift of 7 ppm/°C.
- Single 5 V supply operation with power dissipation that decreases with throughput in Impulse mode.
- Versatile interface: parallel and serial (SPI/QSPI/MICROWIRE/DSP compatible) compatible with both 3 V and 5 V logic.
- No pipeline delay, ensuring real-time data conversion.
Applications
- Data acquisition systems.
- Instrumentation and measurement equipment.
- Digital signal processing and spectrum analysis.
- Medical instruments and devices.
- Battery-powered systems and portable electronics.
- Process control and industrial automation.
Q & A
- What is the resolution of the AD7653ASTZ ADC?
The AD7653ASTZ has a resolution of 16 bits. - What are the sampling rates of the AD7653ASTZ?
The AD7653ASTZ can operate at 1 MSPS in Warp mode, 800 kSPS in Normal mode, and 666 kSPS in Impulse mode. - What is the analog input voltage range of the AD7653ASTZ?
The analog input voltage range is from 0 V to 2.5 V. - Does the AD7653ASTZ have an internal reference?
Yes, the AD7653ASTZ has an internal reference with a typical temperature drift of 7 ppm/°C. - What types of interfaces does the AD7653ASTZ support?
The AD7653ASTZ supports both parallel and serial interfaces (SPI/QSPI/MICROWIRE/DSP compatible). - What is the power supply requirement for the AD7653ASTZ?
The AD7653ASTZ operates from a single 5 V power supply. - What is the typical power dissipation of the AD7653ASTZ?
The typical power dissipation is 92 mW @ 666 kSPS, 138 µW @ 1 kSPS without REF, and 128 mW @ 1 MSPS with REF. - In what package is the AD7653ASTZ available?
The AD7653ASTZ is available in a 48-lead LQFP package. - What is the operating temperature range of the AD7653ASTZ?
The operating temperature range is from -40°C to +85°C. - Is the AD7653ASTZ suitable for battery-powered systems?
Yes, the AD7653ASTZ is suitable for battery-powered systems due to its low power consumption, especially in Impulse mode.
