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AD7768-4BSTZ
+StücklisteIC ADC 24BIT SIGMA-DELTA 64LQFP
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HerstellerAnalog Devices Inc.
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Herstellerteil #AD7768-4BSTZ
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Datenblatt AD7768-4BSTZ DataSheet
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Paket 64-LQFP
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Auf Lager3243
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package | Tray |
| ProductStatus | Active |
| NumberofBits | 24 |
| SamplingRate(PerSecond) | 256k |
| NumberofInputs | 4 |
| InputType | Differential |
| DataInterface | SPI |
| Configuration | ADC |
| NumberofA/DConverters | 4 |
| Architecture | Sigma-Delta |
| ReferenceType | External |
| Voltage-SupplyAnalog | 2V ~ 5.5V |
| Features | Simultaneous Sampling |
| OperatingTemperature | -40°C ~ 105°C |
| Package/Case | 64-LQFP |
| SupplierDevicePackage | 64-LQFP (10x10) |
Übersicht
Description
Key features of the AD7768-4BSTZ include a sample rate of up to 256 kSPS per channel, a flexible digital filter and decimation options, and selectable power modes to optimize performance and power consumption. It also offers wide input bandwidth, high dynamic range, and an integrated digital interface for easy communication with microcontrollers or FPGAs.
The device supports both SPI and LVDS serial interfaces, enhancing its adaptability in various system architectures. With its robust performance, the AD7768-4BSTZ enables highly accurate data conversion in demanding environments.
Equivalent
1. Texas Instruments' ADS1278: A 24-bit, 128 kSPS, sigma-delta ADC.
2. Linear Technology's (now Analog Devices) LTC2380-24: A 24-bit, 2 MSPS, SAR ADC.
3. Maxim Integrated's MAX11040K: A 24-bit, 128 kSPS, delta-sigma ADC.
Each of these alternatives has its own specific features and performance attributes.
Features
1. Resolution and Channels: It offers a 24-bit resolution with four differential or eight single-ended input channels.
2. Sampling Rate: The device supports a maximum sampling rate of 256 kSPS per channel.
3. Dynamic Range and Noise: It provides a high dynamic range and low noise performance, suited for precise measurements.
4. Power Consumption: The ADC is designed for low power consumption, making it suitable for battery-powered applications.
5. Interface: It includes a flexible serial interface for easy integration with microcontrollers and DSPs.
6. Oversampling: It features a high-level of oversampling to improve noise performance and resolution.
7. Synchronization: The part includes synchronization features for simultaneous sampling across multiple devices.
8. Integrated Features: It has integrated digital filters and a programmable gain stage.
These features make the AD7768-4BSTZ suitable for precision measurement applications such as medical instrumentation, industrial automation, and data acquisition systems.
Pinout
1. Analog Inputs: Channels AIN0 to AIN3 for differential input signals.
2. Reference Inputs: REFIN+ and REFIN- for external reference voltage.
3. Power Supply Pins: AVDD1, AVDD2, and IOVDD for the analog and digital supply voltages.
4. Ground Pins: AGND and DGND for analog and digital grounds.
5. Digital Interface: SPI communication pins including CS (Chip Select), SCLK (Serial Clock), DIN (Data In), and DOUT (Data Out).
6. Clock Inputs: MCLK for the master clock input.
7. Control Pins: RESET, SYNC, and MODE for device configuration and operation.
8. Data Ready: DRDY pin to signal data availability.
This configuration allows the AD7768-4BSTZ to perform high-precision data conversion with a flexible interface for various applications. The device supports simultaneous sampling of four channels with excellent noise performance and low power consumption.