XR2211ACD

The XR2211ACD is a versatile phase-locked loop (PLL) IC designed for frequency synthesis, demodulation, and tracking applications. Key features include:
- Wide operating range: Supports frequencies up to 300 kHz.
- Low power consumption: Suitable for battery-powered devices.
- Adjustable parameters: Features programmable VCO, phase comparator, and loop filter for flexible design.
- Stable performance: Includes on-board voltage regulation for improved noise immunity.
Common applications include tone decoding, FSK demodulation, and frequency synchronization in communication systems. Its compact DIP-16 package makes it easy to integrate into various circuits.
For detailed specs, refer to the datasheet from Exar (now MaxLinear).

The XR2211ACD is a precision FSK demodulator. Equivalent or similar products include:
- NE/SA/SE567 (Tone Decoder/Phase-Locked Loop)
- LM567 (Tone Decoder)
- XR2211 (Same family, different package)
- XR2212 (Enhanced version)
These chips offer comparable FSK demodulation or tone detection functions. Check datasheets for exact compatibility.

The XR2211ACD is a versatile phase-locked loop (PLL) IC with the following key features:
- Frequency Range: Operates from 0.1 Hz to 300 kHz, suitable for low-frequency applications.
- Low Power Consumption: Typically 3 mA at 5V, making it energy-efficient.
- Wide Supply Voltage: Supports 4.5V to 20V, offering flexibility in power sources.
- High Stability: Features a temperature-compensated VCO for reliable performance.
- Adjustable Parameters: Allows tuning of capture range, loop gain, and damping via external components.
- Built-in Phase Comparator: Simplifies loop design for synchronization tasks.
- Monolithic Design: Ensures compactness and reliability.
Commonly used in FM demodulation, frequency synthesis, and tone decoding. Its ease of use and robust performance make it ideal for communication and control systems.

The XR2211ACD is a 16-pin (DIP/SOIC) precision FSK demodulator IC. Key functions include:
- FSK Demodulation: Converts frequency-shift keyed signals to digital outputs.
- Input/Output Pins: Includes signal input (Pin 3), demodulated output (Pin 7), and carrier detect (Pin 8).
- Timing Components: Pins 1, 2, 4, 5, 6 for external R/C networks to set center frequency and bandwidth.
- Power Supply: V+ (Pin 16) and GND (Pin 9) for ±5V to ±12V operation.
- Auxiliary Controls: Pins 10-15 for threshold adjustment, loop filter, and hysteresis control.
Designed for telecom, data transmission, and tone decoding with high accuracy.

The XR2211ACD is available in a 16-pin Ceramic Dual In-line Package (CDIP). This package type is known for its durability and reliability, suitable for high-performance and industrial applications. The CDIP-16 package has a standard 0.3-inch pin spacing and is designed for through-hole PCB mounting.