Overview
The AD7911ARM-REEL7 is a high-performance, 10-bit successive approximation analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This component is designed for high-speed, low-power applications and features a wide range of functionalities that make it suitable for various industrial and consumer electronics. The AD7911 operates from a single power supply ranging from 2.35 V to 5.25 V and is available in an 8-lead MSOP package, making it compact and versatile for different system designs.
Key Specifications
| Parameter | Value | Unit | Test Conditions/Comments |
|---|---|---|---|
| Resolution | 10-bit | ||
| Throughput Rate | 250 kSPS | Maximum | |
| Conversion Time | 3.2 μs max | 16 SCLK cycles with SCLK at 5 MHz | |
| Track-and-Hold Acquisition Time | 290 ns max | ||
| Power Supply | 2.35 V to 5.25 V | Single supply | |
| Power Consumption (Normal Mode) | 4 mA max at 2.35 V to 3.6 V, 4 mA max at 4.75 V to 5.25 V | fSAMPLE = 250 kSPS | |
| Power Consumption (Full Power-Down Mode) | 1 μA max | Static, SCLK on or off | |
| Package Type | 8-lead MSOP | Surface Mount | |
| Operating Temperature | -40°C to +85°C |
Key Features
- Fast throughput rate of up to 250 kSPS
- Low power consumption: 4 mW typical at 250 kSPS with 3 V supplies and 13.5 mW typical at 250 kSPS with 5 V supplies
- Wide input bandwidth with a minimum SNR of 71 dB at 100 kHz input frequency
- No pipeline delays
- High-speed serial interface compatible with SPI, QSPI, MICROWIRE, and DSP
- Flexible power and serial clock speed management
- Standby mode with a maximum current of 1 μA
Applications
- Battery-powered systems: Personal digital assistants, medical instruments, mobile communications
- Instrumentation and control systems
- Data acquisition systems
- High-speed modems
- Optical sensors
Q & A
- What is the resolution of the AD7911ARM-REEL7 ADC?
The AD7911ARM-REEL7 has a resolution of 10 bits. - What is the maximum throughput rate of the AD7911ARM-REEL7?
The maximum throughput rate is 250 kSPS. - What is the power supply range for the AD7911ARM-REEL7?
The power supply range is from 2.35 V to 5.25 V. - What is the typical power consumption of the AD7911ARM-REEL7 at 250 kSPS?
The typical power consumption is 4 mW at 3 V supplies and 13.5 mW at 5 V supplies. - What type of package does the AD7911ARM-REEL7 come in?
The AD7911ARM-REEL7 comes in an 8-lead MSOP package. - What is the operating temperature range of the AD7911ARM-REEL7?
The operating temperature range is from -40°C to +85°C. - Does the AD7911ARM-REEL7 have pipeline delays?
No, the AD7911ARM-REEL7 does not have pipeline delays. - What types of serial interfaces is the AD7911ARM-REEL7 compatible with?
The AD7911ARM-REEL7 is compatible with SPI, QSPI, MICROWIRE, and DSP serial interfaces. - What is the maximum current in standby mode for the AD7911ARM-REEL7?
The maximum current in standby mode is 1 μA. - What are some common applications of the AD7911ARM-REEL7?
Common applications include battery-powered systems, instrumentation and control systems, data acquisition systems, high-speed modems, and optical sensors.
