Overview
The AD7922ARMZ-REEL7 is a 12-bit, dual-channel, successive-approximation analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This component operates from a single power supply ranging from 2.35 V to 5.25 V and features a high throughput rate of up to 1 million samples per second (MSPS). It is designed for low power consumption and high speed, making it suitable for a variety of applications requiring precise and efficient analog-to-digital conversion.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD7922ARMZ-REEL7 |
| Description | IC ADC DUAL 12BIT 2CH 8MSOP |
| Number of Bits | 12 |
| Number of A/D Converters | 1 |
| Number of Inputs | 2 (single-ended) |
| Sampling Rate | Up to 1 MSPS |
| Voltage - Supply, Digital | 2.35 V ~ 5.25 V |
| Voltage - Supply, Analog | 2.35 V ~ 5.25 V |
| Package / Case | 8-MSOP, 8-TSSOP (0.118", 3.00mm Width) |
| Operating Temperature | -40°C ~ 85°C |
| Reference Type | Supply |
| Ratio - S/H:ADC | 1:1 |
| Data Interface | SPI, DSP |
| Configuration | MUX-S/H-ADC |
| Architecture | SAR (Successive Approximation Register) |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- 12-bit resolution with dual-channel input capability
- High-speed conversion rate of up to 1 MSPS
- Single power supply operation from 2.35 V to 5.25 V
- Low power consumption
- SPI and DSP compatible data interfaces
- MUX-S/H-ADC configuration for flexible operation
- SAR architecture for precise conversions
- Surface mount type with 8-MSOP or 8-TSSOP packaging
- Daisy Chain mode for connecting multiple ADCs
Applications
The AD7922ARMZ-REEL7 is suitable for a wide range of applications, including:
- Industrial automation and control systems
- Medical devices requiring precise analog-to-digital conversion
- Aerospace and defense systems where high reliability and precision are critical
- Automotive systems, especially those requiring robust and efficient data acquisition
- Consumer electronics, such as audio and video equipment, where high-quality signal conversion is necessary
Q & A
- What is the resolution of the AD7922ARMZ-REEL7?
The AD7922ARMZ-REEL7 has a 12-bit resolution. - How many input channels does the AD7922ARMZ-REEL7 have?
The AD7922ARMZ-REEL7 has two single-ended input channels. - What is the maximum sampling rate of the AD7922ARMZ-REEL7?
The maximum sampling rate is up to 1 million samples per second (MSPS). - What are the power supply voltage ranges for the AD7922ARMZ-REEL7?
The power supply voltage ranges from 2.35 V to 5.25 V for both digital and analog supplies. - What data interfaces does the AD7922ARMZ-REEL7 support?
The AD7922ARMZ-REEL7 supports SPI and DSP data interfaces. - What is the operating temperature range of the AD7922ARMZ-REEL7?
The operating temperature range is from -40°C to 85°C. - Is the AD7922ARMZ-REEL7 RoHS compliant?
Yes, the AD7922ARMZ-REEL7 is lead-free and RoHS compliant. - What is the package type of the AD7922ARMZ-REEL7?
The package types are 8-MSOP and 8-TSSOP. - Can multiple AD7922ARMZ-REEL7 devices be connected in a daisy chain configuration?
Yes, multiple AD7922ARMZ-REEL7 devices can be connected in a daisy chain configuration. - What is the architecture of the AD7922ARMZ-REEL7?
The architecture is based on the Successive Approximation Register (SAR) method.
