Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| NumberofBits | 24 |
| SamplingRate(PerSecond) | 144k |
| NumberofInputs | 4 |
| InputType | Differential |
| DataInterface | SPI |
| Configuration | ADC |
| NumberofA/DConverters | 4 |
| Architecture | Sigma-Delta |
| ReferenceType | External |
| Voltage-SupplyAnalog | 5V |
| Voltage-SupplyDigital | 1.65V ~ 1.95V |
| OperatingTemperature | -40°C ~ 125°C |
| Package/Case | 64-PowerTQFP |
| SupplierDevicePackage | 64-HTQFP (10x10) |
Tổng quan
Description
The ADS1274IPAPT is a 24-bit, delta-sigma (ΔΣ) analog-to-digital converter (ADC) from Texas Instruments, designed for high-precision data acquisition.
### Key Features:
- Resolution: 24-bit
- Sampling Rate: Up to 128 kSPS (high-speed mode)
- Channels: 4 simultaneous sampling channels
- Interface: SPI-compatible serial interface
- Power Modes: Supports high-speed, high-resolution, and low-power modes
- Input Range: ±VREF (differential)
- Package: 32-pin TQFP (IPAPT)
### Applications:
- Industrial process control
- Medical instrumentation
- Seismic monitoring
- Audio & vibration analysis
### Advantages:
- Low noise (3.5 µV RMS)
- High linearity (±0.0015% INL)
- Flexible power options
Ideal for systems requiring high accuracy, low noise, and multi-channel synchronization.
### Key Features:
- Resolution: 24-bit
- Sampling Rate: Up to 128 kSPS (high-speed mode)
- Channels: 4 simultaneous sampling channels
- Interface: SPI-compatible serial interface
- Power Modes: Supports high-speed, high-resolution, and low-power modes
- Input Range: ±VREF (differential)
- Package: 32-pin TQFP (IPAPT)
### Applications:
- Industrial process control
- Medical instrumentation
- Seismic monitoring
- Audio & vibration analysis
### Advantages:
- Low noise (3.5 µV RMS)
- High linearity (±0.0015% INL)
- Flexible power options
Ideal for systems requiring high accuracy, low noise, and multi-channel synchronization.
Equivalent
Equivalent products to the ADS1274IPAPT (a 24-bit, 128 kSPS, 4-channel delta-sigma ADC) include:
- ADS1278IPAPT (8-channel version)
- ADS1274IPAPR (same specs, tape/reel packaging)
- ADS127L01 (lower power, similar performance)
- AD7779 (from Analog Devices, comparable specs)
- LTC2500-32 (from Linear Tech, 32-bit option).
Check datasheets for exact compatibility.
- ADS1278IPAPT (8-channel version)
- ADS1274IPAPR (same specs, tape/reel packaging)
- ADS127L01 (lower power, similar performance)
- AD7779 (from Analog Devices, comparable specs)
- LTC2500-32 (from Linear Tech, 32-bit option).
Check datasheets for exact compatibility.
Features
The ADS1274IPAPT is a 24-bit, delta-sigma ADC with these key features:
- Channels: 4 simultaneous sampling channels.
- Resolution: 24-bit with high linearity (INL: ±10 ppm).
- Data Rates: Up to 144 kSPS (high-speed mode) or 52 kSPS (high-resolution mode).
- Interface: SPI-compatible serial interface.
- Power Supply: Dual (±2.5V analog, 1.8V–3.3V digital).
- Power Consumption: 75 mW/channel (high-speed mode).
- Dynamic Range: 109 dB (high-resolution mode).
- Package: 32-pin TQFP (7x7 mm).
- Operating Temp: –40°C to +85°C.
Ideal for industrial, medical, and audio applications requiring high precision.
- Channels: 4 simultaneous sampling channels.
- Resolution: 24-bit with high linearity (INL: ±10 ppm).
- Data Rates: Up to 144 kSPS (high-speed mode) or 52 kSPS (high-resolution mode).
- Interface: SPI-compatible serial interface.
- Power Supply: Dual (±2.5V analog, 1.8V–3.3V digital).
- Power Consumption: 75 mW/channel (high-speed mode).
- Dynamic Range: 109 dB (high-resolution mode).
- Package: 32-pin TQFP (7x7 mm).
- Operating Temp: –40°C to +85°C.
Ideal for industrial, medical, and audio applications requiring high precision.
Application
The ADS1274IPAPT is a high-precision, 24-bit delta-sigma ADC used in applications requiring high-resolution data acquisition. Key areas include:
1. Industrial Automation – Process control, PLCs, and instrumentation.
2. Medical Equipment – Patient monitoring, ECG, and ultrasound systems.
3. Test & Measurement – Precision analyzers and data loggers.
4. Energy Monitoring – Power quality analysis and smart meters.
5. Audio Processing – Professional audio and acoustic measurement.
Its low noise, high dynamic range, and multi-channel capability make it ideal for demanding signal acquisition tasks.
1. Industrial Automation – Process control, PLCs, and instrumentation.
2. Medical Equipment – Patient monitoring, ECG, and ultrasound systems.
3. Test & Measurement – Precision analyzers and data loggers.
4. Energy Monitoring – Power quality analysis and smart meters.
5. Audio Processing – Professional audio and acoustic measurement.
Its low noise, high dynamic range, and multi-channel capability make it ideal for demanding signal acquisition tasks.
Package
The ADS1274IPAPT is packaged in a TQFP-64 (Thin Quad Flat Pack). This surface-mount package has 64 pins with a 0.5 mm pin pitch, measuring 10 mm × 10 mm. It is suitable for high-performance analog applications, offering good thermal and electrical performance. The "PT" suffix indicates the tape-and-reel packaging for automated assembly.
