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AD7124-8BBCPZ
+BOMIC ADC 24BIT SIGMA-DELTA 32LFCSP
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Nhà sản xuấtCông ty Analog Devices Inc.
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Ông. Phần #AD7124-8BBCPZ
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Bảng dữ liệu AD7124-8BBCPZ DataSheet
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Gói LFCSP-32
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Có sẵn7008
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tray |
| Part Status | Active |
| Number of Bits | 24 |
| Sampling Rate(Per Second) | 19.2k |
| Number of Inputs | 8, 15, 16 |
| Input Type | Differential, Pseudo-Differential, Single Ended |
| Data Interface | DSP, MICROWIRE™, QSPI™, and SPI™ |
| Configuration | MUX-PGA-ADC |
| Ratio - S / H: ADC | 0:1 |
| Number of A/D Converters | 1 |
| Architecture | Sigma-Delta |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | ±1.8V, 2.7V ~ 3.6V |
| Voltage - Supply, Digital | 1.65V ~ 3.6V |
| Features | PGA, Temperature Sensor |
| Operating Temperature | -40°C ~ 125°C |
| Supplier Device Package | 32-LFCSP (5x5) |
Tổng quan
Description
Key highlights:
- Resolution: 24-bit, ensuring high accuracy.
- Power Modes: Flexible (50 µA–900 µA) for power-sensitive designs.
- Interface: SPI-compatible for easy microcontroller integration.
- On-Chip Features: Reference detection, burnout currents, and sensor diagnostics.
- Applications: Industrial process control, temperature sensing, and medical instrumentation.
The device operates from 2.7V–5.25V and includes a built-in LDO for stable performance. Its low drift and high CMRR make it ideal for harsh environments.
Package: 32-lead LFCSP (5mm × 5mm).
For detailed specs, refer to the datasheet.
Equivalent
- ADS124S08 (TI): 24-bit, 8-channel, low-noise ADC.
- LTC2498 (Analog Devices): 24-bit, 16-channel, high-precision ADC.
- MAX11270 (Maxim): 24-bit, low-power, 8-channel ADC.
- MCP3551 (Microchip): 22-bit, lower-cost option.
These offer similar resolution and channel counts but vary in power, noise, and features. Check datasheets for exact compatibility.
Features
- Channels: 8 differential/15 single-ended inputs.
- Resolution: 24-bit with low noise (22.5nV/√Hz).
- Power Modes: Flexible (1.17mW at 3.3V, 31.25SPS).
- Output Rates: 1.17SPS to 19.2kSPS.
- Integrated Features: PGA (gain 1–128), reference/buffer, temperature sensor, and diagnostics.
- Interface: SPI-compatible.
- Supply Range: 2.7V–5.25V (AVDD/DVDD).
- Package: 32-lead LFCSP (5mm × 5mm).
Ideal for precision industrial, medical, and instrumentation applications.
Pinout
- Analog Inputs: 8 differential/16 single-ended channels.
- Reference Inputs: REFIN1(±), REFIN2(±).
- Power Supply: AVDD (2.7–5.25V), DVDD (1.65–3.6V).
- Digital Interface: SPI (SCLK, DIN, DOUT, CS, RDY).
- Control Pins: RESET, SYNC, AINCOM (common-mode).
- Outputs: Excitation currents (IOUT0, IOUT1) for sensors.
It features low noise, flexible gain (1–128), and integrated PGA, suitable for precision measurement.
Manufacturer
Analog Devices is known for its innovation in analog technology and holds a strong reputation for reliability and technical expertise.
Application
- Industrial automation: Process control, PLCs, and sensor interfaces.
- Medical devices: Patient monitoring and portable equipment.
- Test and measurement: High-accuracy data acquisition systems.
- Energy monitoring: Smart meters and power quality analysis.
- Automotive: Battery management and sensor signal conditioning.
- Aerospace/Defense: Ruggedized systems requiring reliable performance.
Its low noise, flexible inputs, and integrated features suit applications demanding precision in harsh environments.
