Overview
The AD7891YSZ-1 is an 8-channel, 12-bit high-speed data acquisition system produced by Analog Devices Inc. This component is part of the AD7891 series, which offers a versatile solution for data acquisition needs. It features a choice of either parallel or serial interface structure, determined by the MODE pin, making it compatible with various microprocessors, microcontrollers, and digital signal processors. The AD7891YSZ-1 operates from a single 5 V supply and supports multiple analog input ranges, including ±5 V, ±10 V, 0 V to +2.5 V, 0 V to +5 V, and ±2.5 V.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Channels | 8 |
| Resolution | 12-bit |
| Interface | Parallel or Serial |
| Supply Voltage | 5 V |
| Analog Input Ranges | ±5 V, ±10 V, 0 V to +2.5 V, 0 V to +5 V, ±2.5 V |
| Conversion Rate | 454.5 ksps |
| Package Type | 44-Pin MQFP |
| Power Dissipation (Normal Mode) | 82 mW typical |
| Power Dissipation (Standby Mode) | 75 mW typical |
| RoHS Compliance | Yes |
Key Features
- High-speed 12-bit ADC with an on-chip track/hold amplifier and a 2.5 V reference.
- Support for both parallel and serial interface structures.
- Standard control inputs and fast data access times.
- Dynamic performance parameters include harmonic distortion and signal-to-noise ratio.
- Operates from a single 5 V supply.
- Available in 44-terminal MQFP and 44-lead PLCC packages.
Applications
The AD7891YSZ-1 is suitable for a variety of applications requiring high-speed data acquisition, including industrial control systems, medical devices, automotive systems, and any environment where multiple analog inputs need to be converted to digital signals efficiently.
Q & A
- What is the resolution of the AD7891YSZ-1? The AD7891YSZ-1 has a 12-bit resolution.
- How many channels does the AD7891YSZ-1 support? The AD7891YSZ-1 supports 8 channels.
- What are the available interface options for the AD7891YSZ-1? The AD7891YSZ-1 offers both parallel and serial interface options.
- What is the supply voltage for the AD7891YSZ-1? The AD7891YSZ-1 operates from a single 5 V supply.
- What are the analog input ranges supported by the AD7891YSZ-1? The AD7891YSZ-1 supports analog input ranges of ±5 V, ±10 V, 0 V to +2.5 V, 0 V to +5 V, and ±2.5 V.
- What is the conversion rate of the AD7891YSZ-1? The AD7891YSZ-1 has a conversion rate of 454.5 ksps.
- In what package types is the AD7891YSZ-1 available? The AD7891YSZ-1 is available in 44-terminal MQFP and 44-lead PLCC packages.
- Is the AD7891YSZ-1 RoHS compliant? Yes, the AD7891YSZ-1 is RoHS compliant.
- What is the typical power dissipation of the AD7891YSZ-1 in normal mode? The typical power dissipation in normal mode is 82 mW.
- What is the typical power dissipation of the AD7891YSZ-1 in standby mode? The typical power dissipation in standby mode is 75 mW.
