Specifications
SKU: 1714423
CRT Display Synchronization Deflection CircuitCRT
Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
---|---|---|---|---|---|---|
Supply Voltage | VCC | - | 4.5 | 5.0 | 5.5 | V |
Standby Current | ISB | VCC = 5V | - | 1.0 | - | mA |
Operating Current | IOC | VCC = 5V, f = 3.58MHz | - | 30 | - | mA |
Input Voltage Range | VIN | - | 0.3 | - | 2.0 | V |
Output Voltage Range | VOUT | - | 0.3 | - | 2.0 | V |
Differential Gain Error | DGE | - | - | 0.5 | - | % |
Differential Phase Error | DPE | - | - | 0.5 | - | ° |
S/N Ratio | SNR | - | - | 60 | - | dB |
THD+N | THD+N | - | - | 0.1 | - | % |
Output Power | POUT | RL = 75Ω | - | 1.0 | - | W |
Instructions for Use
Power Supply:
- Ensure the supply voltage (VCC) is within the range of 4.5V to 5.5V.
- Use a stable power source to avoid fluctuations that can affect performance.
Standby Mode:
- The standby current (ISB) is typically 1.0mA when the device is not actively processing signals.
- To enter standby mode, set the appropriate control pin as specified in the datasheet.
Operating Current:
- The operating current (IOC) is typically 30mA when the device is processing a 3.58MHz signal at 5V.
- Ensure the power supply can handle this current requirement.
Input and Output Voltage:
- The input and output voltage ranges are from 0.3V to 2.0V.
- Ensure the input signal levels are within these limits to prevent distortion or damage.
Performance Parameters:
- The differential gain error (DGE) and differential phase error (DPE) are both typically 0.5% and 0.5°, respectively.
- The signal-to-noise ratio (SNR) is typically 60dB, and the total harmonic distortion plus noise (THD+N) is typically 0.1%.
Output Power:
- The output power (POUT) is typically 1.0W when connected to a 75Ω load.
- Ensure the load impedance matches this value for optimal performance.
Handling and Storage:
- Handle the device with care to avoid static discharge, which can damage sensitive components.
- Store the device in a dry, cool place away from direct sunlight and extreme temperatures.
Mounting and PCB Layout:
- Follow recommended PCB layout guidelines to ensure proper heat dissipation and minimize electromagnetic interference (EMI).
- Use appropriate decoupling capacitors near the power supply pins to stabilize the supply voltage.
Testing:
- Before finalizing the design, test the device under various conditions to ensure it meets the required specifications.
- Use a signal generator and oscilloscope to verify the performance parameters.
For more detailed information, refer to the LA7852 datasheet provided by the manufacturer.
(For reference only)Inquiry - LA7852