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IC ADC 24BIT SIGMA-DELTA 24TSSOP
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HerstellerAnalog Devices Inc.
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Herstellerteil #AD7794BRUZ-REEL
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Paket TSSOP-24
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Auf Lager2049
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Number of Bits | 24 |
| Sampling Rate(Per Second) | 470 |
| Number of Inputs | 6 |
| Input Type | Differential |
| Data Interface | SPI, DSP |
| Configuration | MUX-ADC |
| Number of A/D Converters | 1 |
| Architecture | Sigma-Delta |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 2.7V ~ 5.25V |
| Voltage - Supply, Digital | 2.7V ~ 5.25V |
| Features | PGA, Temperature Sensor |
| Operating Temperature | -40°C ~ 105°C |
| Supplier Device Package | 24-TSSOP |
Übersicht
Description
Key specifications:
- Resolution: 24 bits (no missing codes).
- Output data rate: 4.17 Hz to 470 Hz (adjustable).
- Power supply: 2.7V to 5.25V, consuming <500 µA (typical).
- Interface: SPI-compatible.
- Package: 24-lead TSSOP (BRUZ), tape-and-reel (REEL).
Ideal for industrial sensors, weigh scales, and medical instruments, the AD7794 offers high accuracy with low noise (40 nV RMS at 4.17 Hz). Its integrated features reduce external component needs, simplifying design.
For detailed specs, refer to the datasheet on Analog Devices' website.
Equivalent
1. ADS124S08 (TI) - 24-bit, low-power, 8-channel.
2. LTC2440 (Analog Devices) - 24-bit, high precision.
3. MAX11270 (Maxim) - 24-bit, low-noise, PGA.
4. MCP3551 (Microchip) - 22-bit, cost-effective.
Check datasheets for exact compatibility in your application.
Features
- Resolution: 24-bit, ensuring high precision.
- Channels: 3 differential or 6 pseudo-differential inputs.
- Output Rate: Programmable from 4.17 Hz to 470 Hz.
- Noise: 40 nV RMS at 4.17 Hz (gain = 128).
- Power Supply: 2.7V to 5.25V, with <500 µA current consumption.
- Interface: SPI-compatible for easy communication.
- On-Chip Features: PGA (gains: 1–128), burnout currents, and internal reference.
- Temperature Range: -40°C to +105°C, suitable for industrial use.
- Package: TSSOP-24.
Ideal for sensor measurement, industrial, and medical applications requiring high accuracy and low power.
Manufacturer
Application
- Industrial Process Control (temperature, pressure, load cells)
- Medical Devices (patient monitoring, portable instruments)
- Weigh Scales & Strain Gauges (high-resolution measurements)
- Portable Instrumentation (battery-powered sensors)
- RTD & Thermocouple Interfaces (temperature sensing)
Its low noise, low power, and integrated features make it ideal for sensor signal conditioning in demanding environments.