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ADS1282IPWR
+NomenclatureIC ADC 31BIT SIGMA-DELTA 28TSSOP
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FabricantTexas Instruments
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Pièce fabricant #ADS1282IPWR
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Package TSSOP-28
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En stock3098
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Number of Bits | 31 |
| Sampling Rate(Per Second) | 4k |
| Number of Inputs | 1 |
| Input Type | Differential |
| Data Interface | SPI |
| Configuration | ADC |
| Number of A/D Converters | 1 |
| Architecture | Sigma-Delta |
| Reference Type | External |
| Voltage - Supply, Analog | 5V |
| Voltage - Supply, Digital | 1.65V ~ 3.6V |
| Features | PGA |
| Operating Temperature | -40°C ~ 85°C |
| Supplier Device Package | 28-TSSOP |
Présentation
Description
The ADS1282IPWR supports data rates up to 19.2 kSPS, allowing it to handle high-speed data conversion while maintaining precision. It includes programmable gain amplifiers (PGAs) and a flexible digital filter to optimize performance according to specific application needs. The ADC operates from a single 5V supply and features a low power consumption design, which is critical for battery-operated and portable devices.
With its SPI-compatible serial interface, the ADS1282IPWR facilitates easy integration with microcontrollers and digital signal processors (DSPs). The chip is packaged in a TSSOP-20 (Thin Shrink Small Outline Package) form, ensuring a compact footprint ideal for space-constrained applications.
Equivalent
1. Analog Devices AD7190: A high-resolution, low noise, low power sigma-delta ADC.
2. Maxim Integrated MAX11204: A low-power, high-resolution ADC with similar performance characteristics.
3. Microchip MCP3561R: A low-noise, 24-bit delta-sigma ADC.
4. Linear Technology LTC2440: A high-speed, high-precision delta-sigma ADC.
These alternatives may differ slightly in specifications, so it’s important to verify compatibility for your application.
Features
1. Resolution: 24-bit ADC providing high-resolution measurement capabilities.
2. Sampling Rate: Capable of up to 128 kSPS (kilosamples per second), suitable for fast and accurate data acquisition.
3. Input Channels: Offers a single differential or two single-ended input channels.
4. Low Noise: Features excellent noise performance for precise and error-free data capture.
5. Wide Dynamic Range: Supports a wide dynamic range, making it suitable for applications requiring high linearity and accuracy.
6. Digital Filter: Incorporates programmable digital filters to improve signal fidelity and flexibility in signal processing.
7. Power Supply: Operates on a dual supply of ±2.5V, providing stability and reducing power consumption.
8. Temperature Range: Operates efficiently across an industrial temperature range from -40°C to +85°C, suitable for various environments.
9. Interface: Utilizes a simple SPI-compatible serial interface, easing integration with microcontrollers and DSPs.
10. Low Power: Designed for low power consumption, making it suitable for battery-operated systems.
These features make the ADS1282IPWR ideal for applications in industrial automation, medical instrumentation, and seismic data acquisition.
Pinout
1. VDD1, VDD2: Analog and digital power supply.
2. GND: Ground reference.
3. AINP, AINN: Differential analog inputs.
4. REFP, REFN: Differential reference voltage inputs.
5. CLK: Clock input.
6. SYNC: Synchronization input to reset the digital filter.
7. START: Initiates data conversion.
8. DRDY/DOUT: Data ready output and serial data output.
9. SCLK: Serial clock for SPI communication.
10. CS: Chip select for SPI.
11. PWDN: Power down control.
12. RESET: Resets the device.
13. M0, M1: Mode selection pins.
14. GPIO1, GPIO2: General-purpose input/output.
This ADC is suitable for high-precision applications and includes features like programmable gain amplifiers, high-resolution, low noise, and wide dynamic range.