Overview
The AD7278ARMZ-RL 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 MSPS. The AD7278 is designed for applications requiring high-speed data conversion with minimal power consumption.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 8 bits | |
| Throughput Rate | Up to 3 MSPS | |
| Power Supply Range | 2.35 V to 3.6 V | |
| Power Consumption | 12.6 mW at 3 MSPS with 3 V supplies | |
| Input Bandwidth | 70 dB SNR at 1 MHz input frequency | |
| Track-and-Hold Acquisition Time | 60 ns min | |
| Conversion Time | 250 ns max (12 SCLK cycles with SCLK at 48 MHz) | |
| Output Coding | Straight (natural) binary | |
| Package Type | 8-Lead Mini Small Outline Package (MSOP) | |
| Operating Temperature Range | −40°C to +125°C | |
| Power-Down Mode Current | 0.1 μA typical |
Key Features
- High-speed throughput rate of up to 3 MSPS.
- Low power consumption of 12.6 mW at 3 MSPS with 3 V supplies.
- Wide input bandwidth with 70 dB SNR at 1 MHz input frequency.
- No pipeline delays, ensuring real-time data conversion.
- Flexible power and serial clock speed management.
- High-speed serial interface compatible with SPI, QSPI, MICROWIRE, and DSP.
- Low noise, wide bandwidth track-and-hold amplifier capable of handling input frequencies over 55 MHz.
- Power-down mode with a typical current of 0.1 μA.
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.
- Communications and telecommunications equipment.
Q & A
- What is the resolution of the AD7278ARMZ-RL ADC?
The AD7278ARMZ-RL has an 8-bit resolution.
- What is the maximum throughput rate of the AD7278ARMZ-RL?
The maximum throughput rate is up to 3 MSPS.
- What is the power supply range for the AD7278ARMZ-RL?
The power supply range is from 2.35 V to 3.6 V.
- How much power does the AD7278ARMZ-RL consume at 3 MSPS with 3 V supplies?
The power consumption is 12.6 mW at 3 MSPS with 3 V supplies.
- What is the input bandwidth of the AD7278ARMZ-RL?
The input bandwidth is 70 dB SNR at 1 MHz input frequency.
- Does the AD7278ARMZ-RL have pipeline delays?
No, the AD7278ARMZ-RL does not have pipeline delays.
- What types of serial interfaces is the AD7278ARMZ-RL compatible with?
The AD7278ARMZ-RL is compatible with SPI, QSPI, MICROWIRE, and DSP serial interfaces.
- What is the operating temperature range of the AD7278ARMZ-RL?
The operating temperature range is from −40°C to +125°C.
- What is the typical current in power-down mode for the AD7278ARMZ-RL?
The typical current in power-down mode is 0.1 μA.
- In what package types is the AD7278ARMZ-RL available?
The AD7278ARMZ-RL is available in an 8-Lead Mini Small Outline Package (MSOP).
