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ADS8685IPWR
+Lista de MateriaisIC ADC 16BIT SAR 16TSSOP
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FabricanteTexas Instruments
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Peça do Fabricante #ADS8685IPWR
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Especificações
| Atributo | Valor |
| PartStatus | Active |
| BaseProductNumber | ADS8685 |
| NumberofBits | 16 |
| SamplingRate(PerSecond) | 500k |
| NumberofInputs | 1 |
| InputType | Pseudo-Differential, Single Ended |
| DataInterface | SPI |
| Configuration | PGA-S/H-ADC |
| Ratio-S/H:ADC | 1:1 |
| NumberofA/DConverters | 1 |
| Architecture | SAR |
| ReferenceType | External, Internal |
| Voltage-Supply,Analog | 5V |
| Voltage-Supply,Digital | 1.65V ~ 5.25V |
| Features | PGA |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| Package | 16-TSSOP (0.173", 4.40mm Width) |
| SupplierDevicePackage | 16-TSSOP |
| MountingType | Surface Mount |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Visão Geral
Description
The ADS8685IPWR communicates via a serial peripheral interface (SPI), which ensures compatibility with a wide range of microcontrollers and processors. It operates over a wide temperature range, typically from -40°C to 125°C, making it suitable for industrial and automotive applications. Key features such as low power consumption and high accuracy make it ideal for use in data acquisition systems, process control, and test and measurement applications. The device is available in a TSSOP-16 package, which provides a compact form factor for space-constrained designs.
Equivalent
1. Analog Devices AD7984: A 16-bit, single-channel, low-power SAR ADC.
2. Maxim Integrated MAX11131: A 16-bit SAR ADC with high-speed data throughput.
3. Microchip Technology MCP33131: A 16-bit ADC with high precision and low power.
4. Texas Instruments ADS8681: Similar to ADS8685 but with slightly different specifications.
Always check specific requirements like sampling rate, input range, and power consumption when choosing an equivalent.
Features
Key features include a single-ended input, on-chip 4.096 V reference with low drift, and a wide operating temperature range from -40°C to 125°C. The ADS8685IPWR supports SPI-compatible interfaces, making it suitable for a variety of microcontroller and DSP applications. It also offers low power consumption and operates with a 5 V analog supply and a separate 1.8 V to 5 V digital supply. This ADC is commonly used in industrial automation, test and measurement, and battery-powered systems due to its high precision, flexibility, and robust design.
Pinout
The ADS8685IPWR comes in a TSSOP-16 package, meaning it has 16 pins. Key functions of the pins include:
1. Analog Inputs: For differential or single-ended input signals.
2. Digital Outputs/Inputs: Includes pins for serial data output (DOUT), serial data input (DIN), and serial clock (SCLK) for SPI communication.
3. Power Supply: VDD and GND pins for the ADC’s power and ground connections.
4. Control Signals: Such as chip select (CS) for enabling the device.
5. Reference Voltage: REFIN/REFOUT pin for an external reference connection or output from the internal reference.
These features make the ADS8685 suitable for high-speed, high-precision data acquisition applications. For detailed pin functions and configurations, refer to the datasheet provided by Texas Instruments.