Overview
The AD7911ARM is a 10-bit, high-speed, low-power successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This device operates from a single power supply ranging from 2.35 V to 5.25 V and features a throughput rate of up to 250 kSPS. It is designed for applications requiring high speed and low power consumption, making it suitable for a variety of electronic systems.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 10 bits |
| Throughput Rate | Up to 250 kSPS |
| Power Supply Range | 2.35 V to 5.25 V |
| Power Consumption | 4 mW typ at 250 kSPS with 3 V supplies, 13.5 mW typ at 250 kSPS with 5 V supplies |
| Input Range | 0 to VDD |
| Input Channels | 2 single-ended analog input channels |
| Package Type | 8-lead MSOP |
| Operating Temperature Range | -40°C to +85°C |
Key Features
- Fast throughput rate: up to 250 kSPS
- Low power consumption: 4 mW typ at 250 kSPS with 3 V supplies, 13.5 mW typ at 250 kSPS with 5 V supplies
- Wide input bandwidth: can handle input frequencies in excess of 6 MHz
- Flexible power/serial clock speed management
- No pipeline delays
- High speed serial interface: SPI/QSPI/MICROWIRE/DSP compatible
- Standby mode: 1 μA maximum
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 ADC?
The AD7911ARM is a 10-bit analog-to-digital converter.
- What is the maximum throughput rate of the AD7911ARM?
The maximum throughput rate is up to 250 kSPS.
- What is the power supply range for the AD7911ARM?
The power supply range is from 2.35 V to 5.25 V.
- How much power does the AD7911ARM consume at 250 kSPS with a 3 V supply?
The power consumption is typically 4 mW at 250 kSPS with a 3 V supply.
- What is the input range for the analog input channels?
The input range is from 0 to VDD.
- How many analog input channels does the AD7911ARM have?
The AD7911ARM has 2 single-ended analog input channels.
- What type of package is the AD7911ARM available in?
The AD7911ARM is available in an 8-lead MSOP package.
- What is the operating temperature range for the AD7911ARM?
The operating temperature range is from -40°C to +85°C.
- Is the AD7911ARM compatible with high-speed serial interfaces?
Yes, it is compatible with SPI/QSPI/MICROWIRE/DSP interfaces.
- What is the standby current of the AD7911ARM?
The standby current is 1 μA maximum.
