Description

The AD7490BRUZ-REEL7 is an Analog to Digital Converter (ADC) that belongs to the AD7490 series. It is a 12-bit, 16-channel, high speed and low power successive approximation ADC from Analog Devices Inc. It operates from a single power supply of 2.7V to 5.25V with a throughput rate of 1MSPS. The AD7490BRUZ-REEL7 features a low noise, wide bandwidth track-and-hold amplifier that can handle input frequencies in excess of 1 MHz.

Specifications and features

• Product Category: Analog to Digital Converters (ADC)
• Model: AD7490BRUZ-REEL7
• 12-bit high speed, low power, 16-channel, successive approximation ADC
• Input Voltage: 2.7V to 5.25V
• Throughput Rate: 1 MSPS
• Low power consumption: 5.4 mW maximum at 870 kSPS with 3 V supplies and 12.5 mW maximum at 1 MSPS with 5 V supplies
• 16 (single-ended) inputs with sequencer
• Wide input bandwidth: 69.5 dB SNR at 50 kHz input frequency
• High speed serial interface, SPI/QSPI™/MICROWIRE™/DSP compatible
• 28-lead TSSOP and 32-lead LFCSP packages

Application Scenarios

AD7490BRUZ-REEL7 is an ideal and reliable solution for measuring analog signals and temperature sensing in data acquisition systems, digital signal processing, and industrial automation fields. Its high-speed conversion capability can be useful for medical instrumentation, process control, and communication applications.

Comparison

• Low power consumption, even in high speed mode, ideal for low-power designs
• High input bandwidth with low harmonic distortion
• Flexible power management and serial clock speed management
• Compatible with various serial interfaces

• Limited resolution of 12-bit compared to newer ADCs in the market
• Limited number of channels compared to other multi-channel ADCs