Overview
The AD608AR-REEL7, produced by Analog Devices Inc., is a low power, low distortion, and low noise mixer/limiter/RSSI (Received Signal Strength Indicator) 3 V receiver IF subsystem. This device is designed to provide a complete, monolithic logarithmic/limiting amplifier using a successive-detection technique. It operates from a single 2.7 V to 5.5 V supply and is suitable for various wireless communication and instrumentation applications.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage | 2.7 V to 5.5 V |
| Power Consumption | Typical 21 mW at 3 V |
| IF Input Range | −75 dBm to +15 dBm |
| RF and LO Bandwidth | Both exceed 500 MHz |
| Conversion Gain | 24 dB mixer gain, 110 dB limiter gain |
| RSSI Output Range | 0.2 V to 1.8 V, 80 dB dynamic range |
| Enable/Disable Time | 200 ns |
| Standby Power | 300 μW |
| Operating Temperature | −25°C to +85°C (2.7 V to 5.5 V), −40°C to +85°C (3.0 V to 5.5 V) |
| Package Type | 16-lead plastic SOIC |
Key Features
- Low power consumption with typical power of 21 mW at 3 V and standby power of 300 μW.
- High speed RSSI output with 80 dB dynamic range and loadable output voltage from 0.2 V to 1.8 V.
- CMOS-compatible power-down with 200 ns enable/disable time.
- Wide RF and LO bandwidths exceeding 500 MHz.
- High gain mixer and limiter with 24 dB mixer gain and 110 dB limiter gain.
- Stable phase transition times of 11 ns and phase stability within ±3° at 10.7 MHz.
Applications
- PHS, GSM, TDMA, FM, or PM receivers.
- Battery-powered instrumentation.
- Base station RSSI measurements.
- Cellular radio applications.
Q & A
- What is the supply voltage range of the AD608AR-REEL7? The AD608AR-REEL7 operates from a single 2.7 V to 5.5 V supply.
- What is the typical power consumption of the AD608AR-REEL7 at 3 V? The typical power consumption is 21 mW at 3 V.
- What is the IF input range of the AD608AR-REEL7? The IF input range is from −75 dBm to +15 dBm.
- What is the RSSI output range and dynamic range of the AD608AR-REEL7? The RSSI output range is from 0.2 V to 1.8 V with an 80 dB dynamic range.
- How long does it take to enable or disable the AD608AR-REEL7? The enable/disable time is 200 ns.
- What is the standby power consumption of the AD608AR-REEL7? The standby power is 300 μW.
- What is the operating temperature range of the AD608AR-REEL7? The operating temperature range is −25°C to +85°C for 2.7 V to 5.5 V supplies and −40°C to +85°C for 3.0 V to 5.5 V supplies.
- In what package type is the AD608AR-REEL7 available? The AD608AR-REEL7 is available in a 16-lead plastic SOIC package.
- What are some common applications of the AD608AR-REEL7? Common applications include PHS, GSM, TDMA, FM, or PM receivers, battery-powered instrumentation, and base station RSSI measurements.
- How does the AD608AR-REEL7 handle power supply variations in RSSI output? The RSSI output is proportional to the power supply voltage, allowing the ADC to use the supply as a reference and reducing system errors and component costs.
