Overview
The AD7829BRU-1REEL7 is a high-speed, 8-channel, 8-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for microprocessor-compatible applications and features a maximum throughput of 2 million samples per second (MSPS). It is housed in a 28-lead Thin Shrink Small Outline Package (TSSOP) and is suitable for a wide range of applications requiring high-speed data acquisition.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD7829BRU-1REEL7 |
| Package | 28-lead TSSOP (0.173", 4.40mm Width) |
| Resolution | 8 bits |
| Number of Analog Input Channels | 8 single-ended channels |
| Sampling Rate | 2 MSPS |
| Conversion Time | 420 ns |
| Supply Voltage | 2.7 V ~ 3.3 V, 5 V ± 10% |
| Operating Temperature | -40°C to +85°C |
| Input Range | 0 V to 2 V p-p (VDD = 3 V), 0 V to 2.5 V p-p (VDD = 5 V) |
| Reference Type | External, Internal (2.5 V with 2% tolerance) |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | Contains lead / RoHS non-compliant |
Key Features
- High-speed 8-bit half-flash ADC with a conversion time of 420 ns.
- Eight single-ended analog input channels.
- On-chip track-and-hold amplifier and reference (2.5 V with 2% tolerance).
- Automatic power-down at the end of conversion.
- Flexible parallel interface with EOC (end of conversion) pulse for stand-alone operation.
- Wide operating supply range: 3 V ± 10% and 5 V ± 10%.
- Input ranges: 0 V to 2 V p-p (VDD = 3 V), 0 V to 2.5 V p-p (VDD = 5 V).
- SNR performance given for input frequencies up to 10 MHz.
Applications
- Data acquisition systems.
- DSP front ends.
- Disk drives.
- Mobile communication systems, subsampling applications.
Q & A
- What is the resolution of the AD7829BRU-1REEL7 ADC?
The AD7829BRU-1REEL7 has an 8-bit resolution.
- How many analog input channels does the AD7829BRU-1REEL7 have?
The AD7829BRU-1REEL7 has eight single-ended analog input channels.
- What is the maximum sampling rate of the AD7829BRU-1REEL7?
The maximum sampling rate is 2 MSPS.
- What is the conversion time of the AD7829BRU-1REEL7?
The conversion time is 420 ns.
- What are the supply voltage ranges for the AD7829BRU-1REEL7?
The supply voltage ranges are 2.7 V ~ 3.3 V and 5 V ± 10%.
- Does the AD7829BRU-1REEL7 have an on-chip reference?
Yes, it has an on-chip reference of 2.5 V with a 2% tolerance.
- What is the operating temperature range of the AD7829BRU-1REEL7?
The operating temperature range is -40°C to +85°C.
- Is the AD7829BRU-1REEL7 RoHS compliant?
No, it contains lead and is RoHS non-compliant.
- What type of interface does the AD7829BRU-1REEL7 use?
The AD7829BRU-1REEL7 uses a flexible parallel interface with an EOC pulse.
- What are some common applications of the AD7829BRU-1REEL7?
Common applications include data acquisition systems, DSP front ends, disk drives, and mobile communication systems.
