Overview
The ADA8282WBCPZ-R7, produced by Analog Devices Inc., is a high-performance radar receive path analog front-end (AFE) integrated circuit. It is designed for applications requiring low cost, low power, compact size, and flexibility. The device features four parallel channels, each consisting of a low noise amplifier (LNA) followed by a programmable gain amplifier (PGA). This configuration allows for a gain range of 18 dB to 36 dB in 6 dB increments, making it suitable for various signal conditioning and amplification tasks.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Total Power Dissipation | 73 | - | 219 | mW |
| Power Dissipation per Channel | 31 | - | - | mW |
| AVDD | 3.0 | 3.3 | 3.6 | V |
| VIO | 1.8 | - | 3.6 | V |
| Differential Input Resistance | 1.45 | 1.57 | 1.7 | kΩ |
| Common-Mode Input Resistance | 0.37 | 0.39 | 0.42 | kΩ |
| Differential Input Capacitance | 10.8 | 12 | 13.2 | pF |
| Output Voltage Swing (Gain = 18 dB) | - | - | 3.1 | V p-p |
| Output Voltage Swing (Gain = 24 dB, 30 dB, 36 dB) | - | - | 6.3 | V p-p |
| Operating Temperature Range | -40 | - | 125 | °C |
| Package Type | - | - | 32-Lead LFCSP (5mm x 5mm x 0.75mm w/ EP) | - |
Key Features
- Four parallel channels, each with a low noise amplifier (LNA) and a programmable gain amplifier (PGA).
- Gain range of 18 dB to 36 dB in 6 dB increments.
- Minimum -3 dB bandwidth of 5 MHz and typical -3 dB bandwidth of 42.3 MHz.
- Typical slew rate of 28 V/μs.
- Differential input and output.
- Selectable low noise and low power modes.
- Input referred noise of 4.5 nV/√Hz at 18.3 mW per channel and 3.8 nV/√Hz at 26.5 mW per channel.
- Combined input referred voltage noise of 3.4 nV/√Hz at maximum gain.
- Fabricated in an advanced CMOS process, RoHS-compliant.
Applications
The ADA8282WBCPZ-R7 is suitable for various high-performance signal conditioning and amplification applications, including radar receive paths, automotive systems, and other environments requiring low noise, low power, and compact size. It is particularly useful in scenarios where flexibility in gain settings and power modes is necessary to optimize performance according to the end application.
Q & A
- What is the ADA8282WBCPZ-R7? The ADA8282WBCPZ-R7 is a high-performance radar receive path analog front-end (AFE) integrated circuit produced by Analog Devices Inc.
- How many channels does the ADA8282WBCPZ-R7 have? It has four parallel channels, each consisting of a low noise amplifier (LNA) and a programmable gain amplifier (PGA).
- What is the gain range of the ADA8282WBCPZ-R7? The gain range is from 18 dB to 36 dB in 6 dB increments.
- What is the typical bandwidth of the ADA8282WBCPZ-R7? The typical -3 dB bandwidth is 42.3 MHz.
- What are the power modes of the ADA8282WBCPZ-R7? It can be configured in four power modes that trade off power and noise performance.
- What is the operating temperature range of the ADA8282WBCPZ-R7? The operating temperature range is from -40°C to +125°C.
- What package type does the ADA8282WBCPZ-R7 come in? It comes in a 32-Lead LFCSP (5mm x 5mm x 0.75mm w/ EP) package.
- Is the ADA8282WBCPZ-R7 RoHS-compliant? Yes, it is RoHS-compliant.
- What are some typical applications of the ADA8282WBCPZ-R7? It is used in radar receive paths, automotive systems, and other high-performance signal conditioning and amplification applications.
- What is the typical slew rate of the ADA8282WBCPZ-R7? The typical slew rate is 28 V/μs.
