Overview
The AD8321ARZ is a gain programmable CATV line driver manufactured by Analog Devices Inc. This component is designed for coaxial line driving applications, particularly in cable modems and other communication systems. It is known for its high-speed transmission capabilities, low power consumption, and enhanced signal integrity. The AD8321ARZ operates within a wide supply voltage range and is suitable for various environmental conditions, making it a reliable choice for data transmission and reception applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 2.7 V to 5.5 V | V |
| Operating Temperature Range | -40°C to +85°C | °C |
| Package Type | 20-SOIC (0.295", 7.50mm Width) | |
| Mounting Type | Surface Mount | |
| Input Resistance (Single-Ended) | 820 Ω | Ω |
| Input Capacitance | 2.0 pF | pF |
| Gain Range | 52.4 dB to 54.4 dB | dB |
| Maximum Gain | 26.75 dB | dB |
| Minimum Gain | -28.15 dB | dB |
| Power Consumption (Typical at 3.3 V) | 3 mA | mA |
| Operating Frequency Range | DC to 100 kHz | |
| High-Speed Transmission | Up to 100 Mbps | Mbps |
Key Features
- High-speed transmission up to 100 Mbps
- Low power consumption (typically 3 mA at 3.3 V)
- Enhanced signal integrity with high common-mode rejection ratio (CMRR) and low noise
- Digitally controlled variable gain
- Wide supply voltage range: 2.7 V to 5.5 V
- Operating temperature range: -40°C to +85°C
- Surface mount package: 20-SOIC (0.295", 7.50mm Width)
Applications
The AD8321ARZ is primarily used in data transmission and reception applications across various industries, including:
- Telecommunication systems
- Automotive systems
- Industrial control systems
- Cable modems (CATV)
- Modems
Q & A
- What is the primary function of the AD8321ARZ?
The AD8321ARZ is a gain programmable CATV line driver designed for coaxial line driving applications, particularly in cable modems and other communication systems.
- What is the supply voltage range for the AD8321ARZ?
The supply voltage range for the AD8321ARZ is 2.7 V to 5.5 V.
- What is the operating temperature range for the AD8321ARZ?
The operating temperature range for the AD8321ARZ is -40°C to +85°C.
- What is the package type of the AD8321ARZ?
The AD8321ARZ is packaged in a 20-SOIC (0.295", 7.50mm Width) package.
- What are the key features of the AD8321ARZ?
The key features include high-speed transmission up to 100 Mbps, low power consumption, enhanced signal integrity, and digitally controlled variable gain.
- In which industries is the AD8321ARZ commonly used?
The AD8321ARZ is commonly used in telecommunication, automotive, and industrial control systems, as well as in cable modems and other communication applications.
- How is the gain controlled in the AD8321ARZ?
The gain in the AD8321ARZ is controlled through a three-wire SPI-compatible interface using SDATA, DATEN, and CLK inputs.
- What is the typical power consumption of the AD8321ARZ at 3.3 V?
The typical power consumption of the AD8321ARZ at 3.3 V is 3 mA.
- Is the AD8321ARZ RoHS compliant?
Yes, the AD8321ARZ is lead-free and RoHS compliant.
- What is the maximum gain of the AD8321ARZ?
The maximum gain of the AD8321ARZ is approximately 26.75 dB.
- What is the minimum gain of the AD8321ARZ?
The minimum gain of the AD8321ARZ is approximately -28.15 dB.
