Overview
The AD7829BRUZ-1 from Analog Devices Inc. is a high-speed, 8-channel, 8-bit analog-to-digital converter (ADC) designed for a wide range of applications requiring fast and accurate analog-to-digital conversion. This microprocessor-compatible ADC features a maximum throughput of 2 million samples per second (MSPS) and operates from a single supply voltage of either 3 V ± 10% or 5 V ± 10%. The device includes an on-chip reference, a track-and-hold amplifier, and a high-speed parallel interface, making it suitable for integration into various data acquisition systems and digital signal processing (DSP) front ends.
Key Specifications
| Parameter | Description |
|---|---|
| Number of Bits | 8-bit |
| Sampling Rate | 2 MSPS |
| Number of Inputs | 8 single-ended channels |
| Input Range | 0 V to 2 V (VDD = 3 V ± 10%), 0 V to 2.5 V (VDD = 5 V ± 10%) |
| Supply Voltage | 3 V ± 10%, 5 V ± 10% |
| Reference Type | Internal (2.5 V, 2% tolerance), External |
| Conversion Time | 420 ns |
| Package Type | 28-lead TSSOP (Thin Shrink Small Outline Package) |
| Operating Temperature | -40°C to +85°C |
| Data Interface | Parallel |
Key Features
- High-speed conversion with a throughput of 2 MSPS and a conversion time of 420 ns.
- On-chip reference (2.5 V with 2% tolerance) and track-and-hold amplifier.
- Flexible parallel interface with end-of-conversion (EOC) pulse for stand-alone operation.
- Automatic power-down at the end of conversion to reduce power consumption.
- Wide operating supply range: 3 V ± 10% and 5 V ± 10%.
- Eight single-ended analog input channels with adjustable input ranges.
- Pipelined architecture for efficient data processing.
Applications
- Data acquisition systems.
- DSP front ends.
- Disk drives.
- Mobile communication systems, including subsampling applications.
Q & A
- What is the maximum sampling rate of the AD7829BRUZ-1?
The AD7829BRUZ-1 has a maximum sampling rate of 2 million samples per second (MSPS).
- How many analog input channels does the AD7829BRUZ-1 have?
The AD7829BRUZ-1 has eight single-ended analog input channels.
- What are the supply voltage options for the AD7829BRUZ-1?
The AD7829BRUZ-1 can operate from a single supply voltage of either 3 V ± 10% or 5 V ± 10%.
- What is the conversion time of the AD7829BRUZ-1?
The conversion time of the AD7829BRUZ-1 is 420 ns.
- Does the AD7829BRUZ-1 have an on-chip reference?
Yes, the AD7829BRUZ-1 includes an on-chip reference of 2.5 V with a 2% tolerance.
- What type of data interface does the AD7829BRUZ-1 use?
The AD7829BRUZ-1 uses a parallel data interface.
- Can the AD7829BRUZ-1 operate in stand-alone mode?
Yes, the AD7829BRUZ-1 can operate in stand-alone mode using the EOC (end-of-conversion) pulse.
- What is the operating temperature range of the AD7829BRUZ-1?
The operating temperature range of the AD7829BRUZ-1 is -40°C to +85°C.
- What package types are available for the AD7829BRUZ-1?
The AD7829BRUZ-1 is available in a 28-lead TSSOP (Thin Shrink Small Outline Package).
- Does the AD7829BRUZ-1 support automatic power-down?
Yes, the AD7829BRUZ-1 supports automatic power-down at the end of conversion.
