Overview
The AD7910ARM is a high-speed, low-power, 10-bit successive approximation analog-to-digital converter (ADC) produced by Analog Devices Inc. This component is designed to operate from a single power supply ranging from 2.35 V to 5.25 V and features a throughput rate of up to 250 kSPS. The AD7910ARM is available in a compact 6-lead SC70 package and an 8-lead MSOP package, offering significant space-saving advantages. It includes a low noise, wide bandwidth track-and-hold amplifier and a high-speed serial interface compatible with SPI, QSPI, MICROWIRE, and DSPs.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 10 bits |
| Throughput Rate | Up to 250 kSPS |
| Power Supply | 2.35 V to 5.25 V |
| Package Types | 6-lead SC70, 8-lead MSOP |
| Analog Input Range | 0 V to VDD |
| Serial Interface | SPI, QSPI, MICROWIRE, DSP-compatible |
| Standby Current | 1 μA max |
| Operating Temperature | -40°C to +85°C |
| Signal-to-Noise Ratio (SNR) | 71 dB at 100 kHz input frequency |
Key Features
- Low power consumption with flexible power/serial clock speed management.
- No pipeline delays, allowing for immediate data conversion.
- High-speed serial interface compatible with various microprocessor and DSP protocols.
- On-chip track-and-hold amplifier with wide bandwidth.
- Power-down mode to maximize power efficiency at lower throughput rates.
- Compact packaging options (6-lead SC70 and 8-lead MSOP) for space-saving designs.
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 AD7910ARM ADC?
The AD7910ARM is a 10-bit analog-to-digital converter. - What is the maximum throughput rate of the AD7910ARM?
The maximum throughput rate is up to 250 kSPS. - What are the power supply requirements for the AD7910ARM?
The AD7910ARM operates from a single power supply ranging from 2.35 V to 5.25 V. - What types of packages are available for the AD7910ARM?
The component is available in 6-lead SC70 and 8-lead MSOP packages. - What is the analog input range of the AD7910ARM?
The analog input range is from 0 V to VDD. - Is an external reference required for the AD7910ARM?
No, an external reference is not required; the reference is derived from the power supply. - What is the standby current of the AD7910ARM?
The standby current is 1 μA max. - What are the operating temperature ranges for the AD7910ARM?
The operating temperature range is -40°C to +85°C. - What is the signal-to-noise ratio (SNR) of the AD7910ARM at 100 kHz input frequency?
The SNR is 71 dB at 100 kHz input frequency. - What types of serial interfaces are supported by the AD7910ARM?
The component supports SPI, QSPI, MICROWIRE, and DSP-compatible serial interfaces.
