規格
| 屬性 | 價值 |
| Package / Case | Tube |
| Part Status | Active |
| Number of Bits | 24 |
| Sampling Rate(Per Second) | 120 |
| Number of Inputs | 2 |
| 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 | 2.5V ~ 5.25V |
| Voltage - Supply, Digital | 2.5V ~ 5.25V |
| Operating Temperature | -40°C ~ 105°C |
| Supplier Device Package | 10-MSOP |
概述
Pinout
The AD7787BRMZ is a 24-bit sigma-delta ADC with 10 pins in an MSOP package.
Key Functions:
- Analog Inputs: Differential (AIN+, AIN-) or pseudo-differential (AIN, GND).
- Reference Input (REFIN): External reference voltage (typ. 2.5V).
- Digital Interface: SPI-compatible (SCLK, DOUT/RDY, DIN, CS).
- Power Supply: Operates from 2.7V to 5.25V (AVDD, DVDD).
- Output Data Rate: Programmable (4.17Hz to 470Hz).
- Low Power: Suitable for battery-powered applications.
Pinout Summary:
1. AIN+ – Positive analog input
2. AIN- – Negative analog input
3. REFIN – Reference input
4. GND – Ground
5. CS – Chip select (SPI)
6. SCLK – Serial clock (SPI)
7. DOUT/RDY – Data output/ready signal
8. DIN – Serial data input (SPI)
9. AVDD – Analog supply
10. DVDD – Digital supply
Compact and versatile, it’s ideal for precision sensor measurements.
Key Functions:
- Analog Inputs: Differential (AIN+, AIN-) or pseudo-differential (AIN, GND).
- Reference Input (REFIN): External reference voltage (typ. 2.5V).
- Digital Interface: SPI-compatible (SCLK, DOUT/RDY, DIN, CS).
- Power Supply: Operates from 2.7V to 5.25V (AVDD, DVDD).
- Output Data Rate: Programmable (4.17Hz to 470Hz).
- Low Power: Suitable for battery-powered applications.
Pinout Summary:
1. AIN+ – Positive analog input
2. AIN- – Negative analog input
3. REFIN – Reference input
4. GND – Ground
5. CS – Chip select (SPI)
6. SCLK – Serial clock (SPI)
7. DOUT/RDY – Data output/ready signal
8. DIN – Serial data input (SPI)
9. AVDD – Analog supply
10. DVDD – Digital supply
Compact and versatile, it’s ideal for precision sensor measurements.
Manufacturer
The AD7787BRMZ is manufactured by Analog Devices, Inc. (ADI), a leading global semiconductor company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits.
Analog Devices is known for its expertise in precision data converters, amplifiers, sensors, and power management ICs, serving industries like industrial automation, healthcare, automotive, and communications. The AD7787BRMZ itself is a low-power, 24-bit sigma-delta ADC designed for precision measurement applications.
ADI, founded in 1965 and headquartered in Norwood, Massachusetts, is a key player in analog technology innovation.
Analog Devices is known for its expertise in precision data converters, amplifiers, sensors, and power management ICs, serving industries like industrial automation, healthcare, automotive, and communications. The AD7787BRMZ itself is a low-power, 24-bit sigma-delta ADC designed for precision measurement applications.
ADI, founded in 1965 and headquartered in Norwood, Massachusetts, is a key player in analog technology innovation.
Application
The AD7787BRMZ is a low-power, 24-bit sigma-delta ADC with an integrated PGA, ideal for precision measurement applications. Key areas include:
- Industrial Sensors (strain gauges, pressure, temperature)
- Medical Devices (patient monitoring, portable instruments)
- Weigh Scales & Load Cells (high-resolution weighing systems)
- Process Control (flow, level, and gas detection)
- Battery-Powered Systems (low energy consumption for portable devices)
Its high accuracy, low noise, and flexible power modes make it suitable for applications requiring reliable, high-resolution signal conversion.
- Industrial Sensors (strain gauges, pressure, temperature)
- Medical Devices (patient monitoring, portable instruments)
- Weigh Scales & Load Cells (high-resolution weighing systems)
- Process Control (flow, level, and gas detection)
- Battery-Powered Systems (low energy consumption for portable devices)
Its high accuracy, low noise, and flexible power modes make it suitable for applications requiring reliable, high-resolution signal conversion.
Package
The AD7787BRMZ comes in a 10-lead MSOP (Mini Small Outline Package). This compact surface-mount package is suitable for space-constrained applications, offering reliable performance for precision analog-to-digital converters. The MSOP-10 package dimensions are approximately 3mm × 3mm.
