Overview
The ADF7021-VBCPZ is a high-performance, low-power, narrow-band RF transceiver IC designed by Analog Devices Inc. This device is optimized for operation in the licensed and unlicensed VHF/UHF bands, making it suitable for a wide range of ISM band applications. The ADF7021-VBCPZ features a versatile frequency range, low power consumption, and high output power, making it an ideal choice for wireless sensor networks, industrial automation, home and building automation, asset tracking, and telemetry and remote control systems.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Frequency Range | 80 MHz | 960 MHz | ||
| Operating Temperature | -40°C | 85°C | ||
| Supply Voltage | 2.3 V | 3.6 V | ||
| Transmit Current | 13.8 mA | 27.1 mA | ||
| Receive Current | 16.3 mA | 21.7 mA | ||
| Output Power | -16 dBm | +13 dBm | ||
| Data Rate | 0.05 kbps | 24 kbps | ||
| Receiver Sensitivity | -125 dBm | |||
| Modulation Schemes | 2FSK, 3FSK, 4FSK, MSK | |||
| Package | 48-LFCSP (7x7) | |||
| Mounting Type | Surface Mount | |||
| ROHS Compliance | ROHS3 Compliant |
Key Features
- Wide Frequency Range: Supports frequencies from 80 MHz to 960 MHz, making it suitable for global ISM band applications.
- Low Power Consumption: Low current in both transmit and receive modes, ideal for battery-powered or energy-efficient designs.
- High Output Power and Sensitivity: Programmable output power from -16 dBm to +13 dBm and high receiver sensitivity for long-range communication.
- Flexible Modulation Support: Supports multiple modulation schemes including 2FSK, 3FSK, 4FSK, MSK, and spectral shaping with Gaussian and raised cosine filtering.
- Dual VCO Design: Allows dual-band operation and frequency hopping spread spectrum (FHSS) systems.
- Automatic Frequency Control (AFC): Fully automatic frequency control loop with on-chip image rejection calibration.
- Integrated Components: Includes on-chip fractional-N PLL, 7-bit ADC, and temperature sensor.
- Programmable IF Filter Bandwidths: Supports 9 kHz, 13.5 kHz, and 18.5 kHz bandwidths.
Applications
- Wireless Sensor Networks: Ideal for low-power, low-data-rate wireless sensor networks.
- Industrial Automation: Suitable for industrial control and monitoring systems.
- Home and Building Automation: Used in smart home and building automation systems.
- Asset Tracking: Applicable in asset tracking and monitoring systems.
- Telemetry and Remote Control Systems: Used in various telemetry and remote control applications.
Q & A
- What is the frequency range of the ADF7021-VBCPZ?
The frequency range of the ADF7021-VBCPZ is from 80 MHz to 960 MHz.
- What are the supported modulation schemes?
The device supports 2FSK, 3FSK, 4FSK, MSK, and spectral shaping with Gaussian and raised cosine filtering.
- What is the operating temperature range of the ADF7021-VBCPZ?
The operating temperature range is from -40°C to 85°C.
- What is the supply voltage range for the ADF7021-VBCPZ?
The supply voltage range is from 2.3 V to 3.6 V.
- What is the maximum output power of the ADF7021-VBCPZ?
The maximum output power is +13 dBm.
- What is the receiver sensitivity of the ADF7021-VBCPZ?
The receiver sensitivity can be as low as -125 dBm at 250 bps, 2FSK.
- Does the ADF7021-VBCPZ support frequency hopping spread spectrum (FHSS) systems?
Yes, the device supports FHSS systems due to its frequency-agile PLL.
- What type of package does the ADF7021-VBCPZ come in?
The device comes in a 48-LFCSP (7x7) package.
- Is the ADF7021-VBCPZ ROHS compliant?
Yes, the device is ROHS3 compliant.
- What are some typical applications of the ADF7021-VBCPZ?
Typical applications include wireless sensor networks, industrial automation, home and building automation, asset tracking, and telemetry and remote control systems.
