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MCP3221A5T-I/OT
+StücklisteIC ADC 12BIT SAR SOT23-5
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HerstellerMikrochip-Technologie
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Herstellerteil #MCP3221A5T-I/OT
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Datenblatt MCP3221A5T-I/OT DataSheet
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Paket SOT-753
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Auf Lager2030
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Spezifikationen
| Attribut | Wert |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Number of Bits | 12 |
| Sampling Rate(Per Second) | 22.3k |
| Number of Inputs | 1 |
| Input Type | Single Ended |
| Data Interface | I²C |
| Configuration | S/H-ADC |
| Ratio - S / H: ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | Supply |
| Voltage - Supply, Analog | 2.7V ~ 5.5V |
| Voltage - Supply, Digital | 2.7V ~ 5.5V |
| Operating Temperature | -40°C ~ 125°C |
| Supplier Device Package | SOT-23-5 |
Übersicht
Description
Notably, it is housed in a compact SOT-23-5 package, making it ideal for space-constrained designs. It includes features like an on-chip voltage reference and low current consumption, which is beneficial for extending battery life in portable devices. The ADC is suitable for applications in medical devices, data logging, and industrial process control where precise and efficient analog-to-digital conversion is required. Its straightforward interface and reliable performance make it a popular choice for designers seeking a simple and efficient ADC solution.
Equivalent
1. Texas Instruments ADS1015 – 12-bit ADC with similar I2C interface.
2. Maxim Integrated MAX1236 – 12-bit, low-power ADC with I2C.
3. Analog Devices AD7991 – 12-bit ADC with I2C interface.
4. NXP PCA9536 – Though primarily an I/O expander, it can serve similar ADC roles in some applications.
Ensure compatibility with specific application requirements before selecting alternatives.
Features
1. Single-Channel ADC: Provides a 12-bit resolution for a single-ended input.
2. I2C Interface: Communicates via a standard I2C serial interface, making it easy to integrate with microcontrollers.
3. Low Power Consumption: Ideal for battery-powered applications.
4. Fast Conversion Rate: Offers a conversion rate of up to 22.3 ksps.
5. Wide Operating Voltage Range: Operates between 2.7V and 5.5V.
6. Small Package: Available in an 8-pin MSOP package, which is compact for space-constrained applications.
7. Temperature Range: Designed to operate over an industrial temperature range of -40°C to +85°C.
8. Automatic Shutdown: Features an auto-shutdown mode between conversions to save power.
9. High Accuracy: Provides accurate digital outputs with minimal linearity error.
These features make the MCP3221A5T-I/OT suitable for applications requiring accurate and efficient analog-to-digital conversion in a compact form factor.
Pinout
1. VDD (Pin 1): Power supply pin, typically +2.7V to +5.5V.
2. VSS (Pin 2): Ground pin.
3. SDA (Pin 3): Serial Data line used for I²C communication.
4. SCL (Pin 4): Serial Clock line used for I²C communication.
5. NC (Pin 5): No connection – not used.
6. NC (Pin 6): No connection – not used.
7. NC (Pin 7): No connection – not used.
8. AN (Pin 8): Analog input pin where the voltage signal to be converted is applied.
The MCP3221A5T-I/OT is designed for low-power applications and provides high-resolution digital output from an analog input signal, making it suitable for sensor data acquisition and similar applications.
Manufacturer
Application
1. Portable Devices: Ideal for battery-operated devices due to its low power consumption.
2. Sensor Interfaces: Used in interfacing with temperature, pressure, or light sensors.
3. Data Acquisition Systems: Suitable for collecting and converting analog signals in various systems.
4. Industrial Automation: Applied in monitoring and control systems.
5. Medical Devices: Used in diagnostic equipment for capturing analog inputs.
Its small size and efficient performance make it a versatile choice for diverse applications.