Specifications
SKU: 4224031
Telephone Line Interface and Speakerphone Circuit
Parameter | Symbol | Min | Typ | Max | Unit |
---|---|---|---|---|---|
Supply Voltage | Vcc | 1.8 | 3.3 | 5.5 | V |
Operating Current | Iop | - | 100 | - | μA |
Peak Current | Ipk | - | 500 | - | μA |
Output Power | Pout | - | 15 | - | dBm |
Modulation Bandwidth | Bw | - | 200 | - | kHz |
Frequency Range | f | 300 | 433 | 868 | MHz |
Sensitivity | Rs | -110 | -100 | -90 | dBm |
Data Rate | Rb | 0.1 | 100 | 200 | kbps |
Operating Temperature | Toper | -40 | 25 | 85 | °C |
Storage Temperature | Tstg | -40 | - | 85 | °C |
Instructions for AS2523
Power Supply:
- Ensure the supply voltage (Vcc) is within the range of 1.8V to 5.5V.
- Use a stable power source to avoid fluctuations that could affect performance.
Current Considerations:
- The operating current (Iop) is typically around 100μA.
- The peak current (Ipk) can reach up to 500μA during transmission.
Output Power:
- The typical output power (Pout) is 15dBm. Adjust this if necessary based on your application requirements.
Modulation Bandwidth:
- The modulation bandwidth (Bw) is typically 200kHz. This should be suitable for most applications but can be adjusted if needed.
Frequency Range:
- The AS2523 operates within the frequency range of 300MHz to 868MHz. Choose the appropriate frequency based on your region and application.
Sensitivity:
- The sensitivity (Rs) ranges from -110dBm to -90dBm. Higher sensitivity allows for better reception in low-signal environments.
Data Rate:
- The data rate (Rb) can vary from 0.1kbps to 200kbps. Select the appropriate data rate based on your communication needs.
Temperature:
- The operating temperature (Toper) range is from -40°C to 85°C.
- The storage temperature (Tstg) range is also from -40°C to 85°C. Store the device in a dry, cool place to ensure longevity.
Installation:
- Mount the AS2523 on a PCB with proper grounding and shielding to minimize interference.
- Ensure all connections are secure and free from solder bridges or other defects.
Testing:
- After installation, test the device to ensure it meets the specified parameters.
- Use a spectrum analyzer to verify the output power and frequency stability.
Handling:
- Handle the AS2523 with care to avoid damage from static electricity or physical stress.
- Follow ESD (Electrostatic Discharge) precautions when handling the device.
Inquiry - AS2523