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AD7923BRU
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FabricanteDispositivos analógicos
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Peça do Fabricante #AD7923BRU
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Ficha Técnica AD7923BRU DataSheet
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Especificações
| Atributo | Valor |
| Brand | Analog Devices |
| Series | AD7923 |
| Packaging | Tube |
| MountingStyle | SMD/SMT |
| Resolution | 12 bit |
| NumberofChannels | 4 Channel |
| InterfaceType | SPI |
| SamplingRate | 200 kS/s |
| InputType | Single-Ended |
| Architecture | SAR |
| DNL-DifferentialNonlinearity | +/- 1.5 LSB |
| Height | 1.05 mm |
| INL-IntegralNonlinearity | +/- 1 LSB |
| ShippingRestrictions | Mouser does not presently sell this product in your region. |
| Package/Case | TSSOP-16 |
| MinimumOperatingTemperature | - 40 C |
| MaximumOperatingTemperature | + 85 C |
| SNR-SignaltoNoiseRatio | 70 dB |
| GainError | +/- 1.5 LSB |
Visão Geral
Description
The AD7923BRU includes a serial interface (SPI-compatible) for easy integration with microcontrollers and digital systems. It also features an internal reference voltage, simplifying design requirements. Its low noise and high linearity make it ideal for various applications in industrial, automotive, and medical fields.
Key specifications include an input voltage range that is rail-to-rail, a fast conversion time, and an onboard sample-and-hold circuit, enhancing its performance in dynamic signal environments. Overall, the AD7923BRU provides a compact, efficient solution for high-speed analog-to-digital conversion needs.
Equivalent
Features
1. Resolution: 12-bit resolution for accurate signal representation.
2. Architecture: Successive approximation register (SAR) architecture for efficient conversion.
3. Input Voltage Range: Configurable input voltage range from 0V to VREF.
4. Reference Voltage: Internal or external reference options for flexibility.
5. Interface: SPI-compatible digital interface for ease of communication with microcontrollers and DSPs.
6. Power Supply: Operates from a single supply voltage of 2.7V to 5.25V, ensuring compatibility with various systems.
7. Low Power Consumption: Consumes low power in active mode and can enter a sleep mode for energy savings.
8. Package: Available in a compact 16-lead TSSOP package, suitable for space-constrained applications.
9. Temperature Range: Commercial grade with operational temperature range from -40°C to +85°C.
These features make the AD7923BRU suitable for applications in industrial, medical, and portable devices.
Pinout
1. VDD: Positive power supply.
2. GND: Ground reference.
3. REF: Reference voltage input.
4. SCK: Serial clock input for SPI communication.
5. SDI: Serial data input.
6. SDO: Serial data output.
7. CS: Chip Select (active low).
8. CONVST: Convert start signal input.
9. DB0-DB11: Digital outputs for the 12-bit conversion result (DB0 is the least significant bit).
10. DB12: Overrange indicator (if applicable).
11. VREF: Reference voltage for ADC operation.
The AD7923 operates in a single-supply mode and offers a serial interface for easy integration with microcontrollers. It is designed for applications requiring high-speed data acquisition.
Manufacturer
Analog Devices focuses on producing products that facilitate data conversion, signal processing, and power management, serving diverse sectors such as consumer electronics, automotive systems, and industrial automation. The company's expertise in precision analog technology and its commitment to research and development have established it as a leader in the semiconductor industry.
The AD7923BRU itself is a 12-bit analog-to-digital converter (ADC) that features a serial interface, making it suitable for applications requiring precise data conversion with low power consumption. Its integration into various electronic systems exemplifies Analog Devices' dedication to providing high-quality, reliable solutions for complex engineering challenges.