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ADS7887SDCKR
+BOMIC ADC 10BIT SAR SC70-6
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #ADS7887SDCKR
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Gói SOT-SC70-6
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Có sẵn2563
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | microPOWER™ |
| Part Status | Active |
| Number of Bits | 10 |
| Sampling Rate(Per Second) | 1.25M |
| Number of Inputs | 1 |
| Input Type | Single Ended |
| Data Interface | SPI |
| Configuration | S/H-ADC |
| Ratio - S / H: ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | Supply |
| Voltage - Supply, Analog | 2.35V ~ 5.25V |
| Voltage - Supply, Digital | 2.35V ~ 5.25V |
| Operating Temperature | -40°C ~ 125°C |
| Supplier Device Package | SC-70-6 |
Tổng quan
Description
Designed for low power consumption, the ADS7887SDCKR is suitable for battery-powered applications. It operates within a supply voltage range of 2.7 V to 5.5 V. The ADC offers a simple serial interface, compatible with SPI, QSPI, and Microwire, making it easy to integrate with various microcontrollers and digital signal processors.
Housed in a small SOT-23 package, the ADS7887SDCKR is ideal for space-constrained applications. It provides an excellent trade-off between speed, accuracy, and power consumption, making it suitable for applications such as data acquisition systems, portable medical devices, and industrial automation. The device also includes an internal clock and low-power standby mode, enhancing its versatility and efficiency.
Equivalent
1. Analog Devices AD7476: 12-bit, 1 MSPS ADC.
2. Microchip Technology MCP3201: 12-bit, 100 ksps ADC.
3. Maxim Integrated MAX1166: 12-bit, 300 ksps ADC.
4. ON Semiconductor NCD98011: 12-bit, 1 MSPS ADC.
These alternatives might vary in specific features or performance, so it's essential to compare their datasheets for compatibility with your application.
Features
1. Resolution and Speed: It offers a 12-bit resolution with a fast sampling rate of up to 1 MSPS (million samples per second).
2. Input Range: The ADC supports a unipolar input voltage range from 0V to VREF.
3. Power Supply: It operates with a supply voltage range of 2.7V to 5.5V.
4. Interface: The device features an SPI-compatible serial interface for easy integration with microcontrollers and DSPs.
5. Low Power Consumption: It is designed for low power applications, with a typical power consumption of 2 mW at a 3 V supply.
6. Package: The ADS7887SDCKR is available in a compact 6-pin SOT-23 package, making it suitable for space-constrained applications.
7. Temperature Range: It operates effectively over a wide temperature range from -40°C to 125°C.
These features make the ADS7887SDCKR suitable for applications requiring fast and accurate data conversion, such as portable and battery-powered devices, data acquisition systems, and instrumentation.
Pinout
1. VDD (Pin 1): Power supply input.
2. IN+ (Pin 2): Positive analog input.
3. IN- (Pin 3): Negative analog input (typically connected to ground for single-ended input).
4. REF (Pin 4): Reference voltage input.
5. GND (Pin 5): Ground.
6. CS (Pin 6): Chip select; active low to enable the device.
7. SCLK (Pin 7): Serial clock input for SPI communication.
8. DOUT (Pin 8): Serial data output.
The ADS7887SDCKR interfaces with microcontrollers via a Serial Peripheral Interface (SPI). It features a high-speed sampling rate and is suited for various applications requiring precise data conversion.
Manufacturer
Application
1. Industrial Automation: For precise data acquisition and control systems.
2. Medical Equipment: Used in devices requiring fast and accurate signal conversion.
3. Consumer Electronics: Embedded in devices for efficient processing of analog signals.
4. Test and Measurement: Utilized in equipment that requires high-speed data acquisition.
5. Communication Systems: Applied in RF signal processing and other communication interfaces.
6. Automotive: In engine control units and other vehicle electronics needing rapid signal conversion.
These applications leverage the ADC's fast sampling rate and low power consumption.