Overview
The AD7278ARMZ is a high-speed, low-power, 8-bit successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This component operates from a single power supply ranging from 2.35 V to 3.6 V and features a throughput rate of up to 3 million samples per second (MSPS). The AD7278ARMZ is designed for high-performance applications requiring low power consumption and high-speed data conversion.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 8 bits | |
| Throughput Rate | Up to 3 MSPS | |
| Supply Voltage | 2.35 V to 3.6 V | |
| Power Consumption | 12.6 mW at 3 MSPS with 3 V supplies | |
| Input Bandwidth | Exceeds 55 MHz | |
| Signal-to-Noise Ratio (SNR) | 70 dB at 1 MHz input frequency | |
| Conversion Time | 250 ns max (12 SCLK cycles with SCLK at 48 MHz) | |
| Track-and-Hold Acquisition Time | 60 ns min | |
| Interface | SPI-/QSPI™-/MICROWIRE™-/DSP compatible | |
| Temperature Range | −40°C to +125°C | |
| Package | 8-lead MSOP, 8-lead TSSOP |
Key Features
- High-speed successive approximation ADC with throughput rates up to 3 MSPS.
- Low power consumption of 12.6 mW at 3 MSPS with 3 V supplies.
- Wide input bandwidth exceeding 55 MHz.
- High signal-to-noise ratio (SNR) of 70 dB at 1 MHz input frequency.
- No pipeline delays, ensuring accurate and timely data conversion.
- Flexible power and serial clock speed management.
- Power-down mode with a typical current of 0.1 μA.
- SPI-/QSPI™-/MICROWIRE™-/DSP compatible high-speed serial interface.
Applications
- High-speed data acquisition systems.
- Medical imaging and diagnostic equipment.
- Aerospace and defense applications requiring high reliability and low power consumption.
- Industrial automation and control systems.
- Communication systems and wireless infrastructure.
Q & A
- What is the resolution of the AD7278ARMZ ADC?
The AD7278ARMZ is an 8-bit successive approximation ADC.
- What is the maximum throughput rate of the AD7278ARMZ?
The AD7278ARMZ has a maximum throughput rate of up to 3 MSPS.
- What is the operating voltage range for the AD7278ARMZ?
The AD7278ARMZ operates from a single power supply ranging from 2.35 V to 3.6 V.
- How much power does the AD7278ARMZ consume at 3 MSPS with 3 V supplies?
The AD7278ARMZ consumes 12.6 mW at 3 MSPS with 3 V supplies.
- What is the input bandwidth of the AD7278ARMZ?
The input bandwidth of the AD7278ARMZ exceeds 55 MHz.
- What is the signal-to-noise ratio (SNR) of the AD7278ARMZ at 1 MHz input frequency?
The SNR of the AD7278ARMZ is 70 dB at 1 MHz input frequency.
- Does the AD7278ARMZ have pipeline delays?
No, the AD7278ARMZ does not have pipeline delays.
- What type of interface does the AD7278ARMZ use?
The AD7278ARMZ uses an SPI-/QSPI™-/MICROWIRE™-/DSP compatible high-speed serial interface.
- What is the temperature range for the AD7278ARMZ?
The AD7278ARMZ operates over a temperature range of −40°C to +125°C.
- What are the available package options for the AD7278ARMZ?
The AD7278ARMZ is available in 8-lead MSOP and 8-lead TSSOP packages.
