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IC ADC 24BIT SIGMA-DELTA 28TSSOP
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製造商ADI公司
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製造商部分 #AD7738BRUZ
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包裹 TSSOP-28
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有存貨5636
365 天品質保證
7*24 小時服務保證
90-日售後保障
正品保證
規格
| 屬性 | 價值 |
| Package / Case | Tube |
| Part Status | Active |
| Number of Bits | 24 |
| Sampling Rate(Per Second) | 15.4k |
| Number of Inputs | 4, 8 |
| Input Type | Differential, Single Ended |
| Data Interface | SPI, DSP |
| Configuration | MUX-ADC |
| Number of A/D Converters | 1 |
| Architecture | Sigma-Delta |
| Reference Type | External |
| Voltage - Supply, Analog | 5V |
| Voltage - Supply, Digital | 2.7V ~ 3.6V, 5V |
| Features | True Bipolar |
| Operating Temperature | -40°C ~ 105°C |
| Supplier Device Package | 28-TSSOP |
概述
Description
Key specifications:
- Resolution: 24 bits (no missing codes).
- Input Range: ±10 mV to ±10 V (programmable).
- Data Rate: Up to 1.2 kHz (with simultaneous 50/60 Hz rejection).
- Interface: SPI-compatible serial interface.
- Power Supply: Single (+5 V) or dual (±5 V) operation.
Ideal for industrial process control, weigh scales, and instrumentation, the AD7738BRUZ offers high accuracy, low noise, and robust performance in harsh environments. Its integrated features reduce external component requirements, simplifying system design.
Package: 28-lead TSSOP (RUZ).
For detailed specs, refer to the datasheet.
Equivalent
- AD7730: Similar 24-bit ADC with on-chip PGA.
- AD7734: 24-bit ADC with higher channel count.
- LTC2440: 24-bit delta-sigma ADC from Linear Tech.
- ADS1256: 24-bit ADC from Texas Instruments.
- MAX1402: 24-bit ADC with PGA from Maxim.
These offer comparable resolution and features for precision measurement applications. Check datasheets for exact specs.
Features
- Resolution: 24-bit, no missing codes.
- Channels: 8 pseudo-differential or 4 fully differential analog inputs.
- Throughput: Up to 6.5 kSPS (with internal filter bypass).
- Input Range: Programmable ±10V, ±5V, ±2.5V, or 0–20mA current loop.
- Low Noise: 12.5nV/√Hz input-referred noise.
- On-Chip Features: PGA (gain 1–128), calibration, and digital filtering.
- Interface: SPI-compatible serial interface.
- Power Supply: Single +5V or dual ±5V operation.
- Package: 28-lead TSSOP.
Ideal for industrial, weigh-scale, and process control applications requiring high accuracy.
Application
- Industrial Process Control: Weigh scales, pressure sensors, and temperature monitoring.
- Medical Equipment: Patient monitoring systems and portable medical devices.
- Automotive Systems: Sensor signal conditioning for pressure, load, and torque.
- Test & Measurement: High-accuracy data acquisition systems.
- Energy Monitoring: Smart meters and power quality analysis.
Its low noise, high resolution, and flexible input ranges make it ideal for demanding analog signal processing tasks.