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AD7892ARZ-3
+BOMIC ADC 12BIT SAR 24SOIC
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Nhà sản xuấtCông ty Analog Devices Inc.
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Ông. Phần #AD7892ARZ-3
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Bảng dữ liệu AD7892ARZ-3 DataSheet
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Gói SOIC-24
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Bulk,Tube |
| Part Status | Active |
| Number of Bits | 12 |
| Sampling Rate(Per Second) | 600k |
| Number of Inputs | 2 |
| Input Type | Single Ended |
| Data Interface | SPI, Parallel |
| Configuration | S/H-ADC |
| Ratio - S / H: ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 5V |
| Voltage - Supply, Digital | 5V |
| Operating Temperature | -40°C ~ 85°C |
| Supplier Device Package | 24-SOIC |
Tổng quan
Description
The ADC comes in a compact, 8-lead SOIC package, making it ideal for space-constrained designs. It supports a unipolar input range, typically 0 to 5V, and provides a three-wire serial interface for easy integration with microcontrollers and DSPs. Key features include low power consumption, making it suitable for battery-powered devices, and high accuracy, with 12-bit resolution ensuring precise digitization of analog signals. The AD7892ARZ-3 is commonly used in applications such as telecommunications, data acquisition systems, and instrumentation.
Equivalent
1. Texas Instruments ADS8320 - 16-bit, low power serial ADC.
2. Maxim Integrated MAX11100 - 12-bit, ultra-low-power ADC.
3. Microchip Technology MCP3201 - 12-bit, low-power ADC with SPI interface.
These equivalents share similar characteristics but may vary in specific features like resolution and interface standards. Always verify compatibility with your specific requirements.
Features
1. Resolution: 12-bit ADC, providing precise digital conversion of analog signals.
2. Speed: Capable of conversion rates up to 600 kSPS (kilosamples per second), suitable for various high-speed applications.
3. Power Consumption: Designed for low power consumption, making it efficient for battery-powered and portable applications.
4. Input Range: Operates with a ±3 V input range, accommodating a wide variety of signal levels.
5. Package Type: Available in a compact surface-mount package, facilitating easy integration into circuit designs.
6. Single-Supply Operation: Operates from a single 5 V power supply, simplifying power supply design.
7. Serial Interface: Features a serial interface for easy integration with microcontrollers and digital signal processors.
8. Accuracy: Offers high accuracy and reliability with a specified integral nonlinearity (INL) and differential nonlinearity (DNL).
These features make the AD7892ARZ-3 suitable for applications in data acquisition, instrumentation, and communication systems.
Pinout
1. V_IN (Pin 1): Analog input where the signal to be converted is applied.
2. AGND (Pin 2): Analog ground, used as a reference point for the analog input signal.
3. V_DD (Pin 3): Positive power supply voltage for the device.
4. DGND (Pin 4): Digital ground, serving as a reference point for digital signals.
5. SCLK (Pin 5): Serial clock input used to synchronize data transfer.
6. SDATA (Pin 6): Serial data output where the conversion result is provided.
7. CS (Pin 7): Chip select input, used to enable or disable the device.
8. REF_IN/REF_OUT (Pin 8): Reference input/output pin; it can accept an external reference voltage or provide an internal reference.
This ADC is designed for high-speed data acquisition and provides a fast and efficient conversion of analog signals to digital form.