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ADS7951SRGER
+NomenclatureIC ADC 12BIT SAR 24VQFN
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FabricantTexas Instruments
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Pièce fabricant #ADS7951SRGER
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Package VQFN (RGE)-24
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En stock5066
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | microPOWER™ |
| ProductStatus | Active |
| NumberofBits | 12 |
| SamplingRate(PerSecond) | 1M |
| NumberofInputs | 8 |
| InputType | Single Ended |
| DataInterface | SPI |
| Configuration | MUX-S/H-ADC |
| Ratio-S/H:ADC | 1:1 |
| NumberofA/DConverters | 1 |
| Architecture | SAR |
| ReferenceType | External |
| Voltage-SupplyAnalog | 2.7V ~ 5.25V |
| Voltage-SupplyDigital | 1.7V ~ 5.25V |
| OperatingTemperature | -40°C ~ 125°C |
| Package/Case | 24-VFQFN Exposed Pad |
| SupplierDevicePackage | 24-VQFN (4x4) |
Présentation
Description
Key features include:
- 12-bit resolution with a maximum sampling rate of 1 MSPS.
- Integrated 16-channel multiplexer, allowing for multiple input sources.
- SPI-compatible serial interface for easy integration with microcontrollers and DSPs.
- Low power consumption, making it ideal for battery-powered and portable applications.
- Wide supply voltage range, enhancing versatility for various systems.
- Built-in reference voltage options, contributing to design flexibility.
The ADS7951SRGER is suitable for a wide range of applications, including data acquisition systems, industrial automation, medical instruments, and any other system where precise, high-speed analog-to-digital conversion is necessary. The combination of its high performance, flexibility, and compact design makes it an effective solution for modern embedded systems.
Equivalent
1. Microchip Technology MCP3008 - 10-bit, 8-channel ADC.
2. Analog Devices AD7490 - 10-bit, 16-channel ADC.
3. Maxim Integrated MAX11624 - 10-bit, 12-channel ADC.
4. STMicroelectronics ADC12010 - 12-bit, 8-channel ADC.
These alternatives vary slightly in features and channels, so choose based on specific requirements.
Features
1. Resolution and Channels: It offers a 12-bit resolution with up to 16 input channels, suitable for multiplexed applications.
2. Speed: The ADC supports a sampling rate of up to 1 MSPS (Mega Samples Per Second), enabling fast data acquisition.
3. Interface: It features an SPI-compatible serial interface, making it easy to integrate with microcontrollers and digital signal processors.
4. Input Range and Voltage: The device operates with a single supply voltage ranging from 2.7V to 5.5V, and it supports a wide input voltage range.
5. Low Power Consumption: It is designed for low power operation, which is ideal for battery-powered applications.
6. Package: The ADS7951SRGER is available in a small TSSOP package, facilitating space-constrained designs.
7. Additional Features: It includes an internal reference, programmable input ranges, and an automatic power-down mode for enhanced power efficiency.
These features make the ADS7951SRGER suitable for applications in industrial control, data acquisition systems, and portable instrumentation.
Pinout
Key pin functions include:
- Analog Inputs (CH0-CH15): Channels for analog input signals.
- Supply Voltage (AVDD, DVDD): Power supply pins for the analog and digital sections.
- Reference Voltage (VREF): Reference voltage input for the ADC.
- Ground (AGND, DGND): Ground connections for analog and digital sections.
- Serial Data Interface (SCLK, SDI, SDO, CS): Pins for SPI communication. SCLK is the clock, SDI is serial data input, SDO is serial data output, and CS is chip select.
- Reset (RST): Resets the device.
- Busy/Interrupt (INT/OUTA): Indicates conversion status or serves as a digital output.
This device is used for high-speed data acquisition across multiple channels, suitable for applications needing precise analog-to-digital conversion.