Overview
The AD7718BRUZ-REEL7 is a high-resolution, low-power analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This component is part of the AD7718 series, which includes complete analog front-ends designed for low-frequency measurement applications. The AD7718BRUZ-REEL7 features a 24-bit delta-sigma ADC with a programmable gain amplifier (PGA) and can be configured as 4/5 fully differential or 8/10 pseudo-differential input channels. It operates from a single 3 V or 5 V supply, making it versatile for various applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 24-bit |
| Number of Channels | 4/5 differential, 8/10 pseudo-differential |
| Conversion Rate | 1.365 kSPS |
| Input Signal Range | 20 mV to 2.56 V |
| Supply Voltage | 3 V or 5 V |
| Power Dissipation (3 V supply) | 3.84 mW (typical) |
| Package Type | 28-Lead TSSOP |
| Interface | 3-Wire Serial, SPI, QSPI, MICROWIRE, and DSP-Compatible |
| Operating Frequency | 32 kHz crystal with on-board PLL |
| RoHS Compliance | Yes |
Key Features
- High resolution 24-bit delta-sigma ADC with PGA
- Configurable as 4/5 fully differential or 8/10 pseudo-differential input channels
- Programmable gain front end and reference inputs
- Simultaneous 50 Hz and 60 Hz rejection
- VREF select allows absolute and ratiometric measurement capability
- Rail-to-rail input buffer and PGA
- Low power consumption with power-down mode
- 3-Wire Serial, SPI, QSPI, MICROWIRE, and DSP-Compatible interface
Applications
- Industrial process control
- Instrumentation
- Pressure transducers
- Portable instrumentation
- Smart transmitters
Q & A
- What is the resolution of the AD7718BRUZ-REEL7? The AD7718BRUZ-REEL7 has a 24-bit resolution.
- How many channels can the AD7718BRUZ-REEL7 be configured for? It can be configured as 4/5 fully differential or 8/10 pseudo-differential input channels.
- What is the conversion rate of the AD7718BRUZ-REEL7? The conversion rate is 1.365 kSPS.
- What are the input signal ranges for the AD7718BRUZ-REEL7? The input signal ranges from 20 mV to 2.56 V.
- What are the supply voltage options for the AD7718BRUZ-REEL7? It operates from a single 3 V or 5 V supply.
- What is the typical power dissipation of the AD7718BRUZ-REEL7 when operating from a 3 V supply? The typical power dissipation is 3.84 mW.
- What type of package does the AD7718BRUZ-REEL7 come in? It comes in a 28-Lead TSSOP package.
- What interfaces are supported by the AD7718BRUZ-REEL7? It supports 3-Wire Serial, SPI, QSPI, MICROWIRE, and DSP-Compatible interfaces.
- Is the AD7718BRUZ-REEL7 RoHS compliant? Yes, it is RoHS compliant.
- What are some common applications of the AD7718BRUZ-REEL7? Common applications include industrial process control, instrumentation, pressure transducers, portable instrumentation, and smart transmitters.
