Overview
The AD7278BRMZ-REEL is a high-performance, 8-bit, single-channel, successive approximation register (SAR) analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed for high-speed data acquisition and features an on-chip sample-and-hold function. It operates within a supply voltage range of 2.35V to 3.6V, making it versatile for various applications. The AD7278BRMZ-REEL is packaged in an 8-TSSOP or 8-MSOP package, which is compact and suitable for surface mount applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD7278BRMZ-REEL |
| Category | Integrated Circuits (ICs) - Data Acquisition - Analog to Digital Converters (ADC) |
| Package / Case | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| Number of Bits | 8 |
| Sampling Rate (Per Second) | 3 MSPS |
| Number of Inputs | 1 |
| Input Type | Single Ended |
| Data Interface | SPI, DSP |
| Configuration | S/H-ADC |
| Ratio - S/H:ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | Supply |
| Voltage - Supply, Analog | 2.35 V ~ 3.6 V |
| Voltage - Supply, Digital | 2.35 V ~ 3.6 V |
| Operating Temperature | -40°C ~ 125°C |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- High-speed performance with a sampling rate of up to 3 MSPS.
- 8-bit resolution with single-channel, single-ended input.
- On-chip sample-and-hold function for accurate data acquisition.
- SPI and DSP compatible digital interface for easy integration with microprocessors or DSPs.
- Low power consumption, typically 12.6 mW at 3 MSPS with 3 V supplies.
- Wide input bandwidth and high signal-to-noise ratio (SNR) of 70 dB at 1 MHz input frequency.
- Compact 8-TSSOP or 8-MSOP package suitable for surface mount applications.
- Wide operating temperature range from -40°C to 125°C.
- Power-down mode with a typical current of 0.1 μA.
Applications
The AD7278BRMZ-REEL is suitable for a variety of high-speed data acquisition applications, including:
- Industrial automation and control systems.
- Medical devices requiring precise analog-to-digital conversion.
- Aerospace and defense systems where high reliability and performance are critical.
- Automotive systems, especially those requiring real-time data processing.
- Test and measurement equipment where accuracy and speed are paramount.
Q & A
- What is the sampling rate of the AD7278BRMZ-REEL?
The AD7278BRMZ-REEL has a sampling rate of up to 3 MSPS. - What is the resolution of the AD7278BRMZ-REEL?
The AD7278BRMZ-REEL has an 8-bit resolution. - What type of input does the AD7278BRMZ-REEL support?
The AD7278BRMZ-REEL supports single-ended input. - What digital interfaces are supported by the AD7278BRMZ-REEL?
The AD7278BRMZ-REEL supports SPI and DSP digital interfaces. - What is the operating temperature range of the AD7278BRMZ-REEL?
The operating temperature range is from -40°C to 125°C. - Is the AD7278BRMZ-REEL RoHS compliant?
Yes, the AD7278BRMZ-REEL is lead-free and RoHS compliant. - What is the typical power consumption of the AD7278BRMZ-REEL at 3 MSPS?
The typical power consumption is 12.6 mW at 3 MSPS with 3 V supplies. - What is the package type of the AD7278BRMZ-REEL?
The package types are 8-TSSOP and 8-MSOP (0.118", 3.00mm Width). - Does the AD7278BRMZ-REEL have an on-chip sample-and-hold function?
Yes, the AD7278BRMZ-REEL has an on-chip sample-and-hold function. - What is the signal-to-noise ratio (SNR) of the AD7278BRMZ-REEL at 1 MHz input frequency?
The SNR is 70 dB at 1 MHz input frequency.
