Overview
The AD807A-155BRZRL7 is a high-performance integrated circuit designed by Analog Devices Inc. for use in fiber optic receivers. This component is specifically tailored for 155 Mbps data rates and integrates a quantizer, clock recovery, and phase-locked loop (PLL) functionalities. It is part of a comprehensive solution for fiber optic communication systems, ensuring reliable and accurate data transmission.
Key Specifications
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Voltage Range @ PIN or NIN | 2.5 VCC | V | |||
| Input Sensitivity, VSENSE PIN–NIN | BER = ≤ 1 × 10–10 | 2 mV | mV | ||
| Input Overdrive | BER = ≤ 1 × 10–10 | 0.001 | 2.5 V | V | |
| Input Offset Voltage | 50 | 500 | µV | ||
| Input Current | 5 | 10 | µA | ||
| Input RMS Noise | BER = ≤ 1 × 10–10 | 50 | µV | ||
| Input Peak-to-Peak Noise | BER = ≤ 1 × 10–10 | 650 | µV | ||
| Upper –3 dB Bandwidth | 180 | MHz | |||
| Input Resistance | 1 | MΩ | |||
| Input Capacitance | 2 | pF | |||
| Pulsewidth Distortion | 100 | ps | |||
| Nominal Center Frequency | 155.52 | MHz | |||
| Capture Range | 155 | 156 | MHz | ||
| Tracking Range | 155 | 156 | MHz | ||
| Static Phase Error | 27–1 PRN Sequence | 4 | 20 | Degrees | |
| Jitter | 27–1 PRN Sequence | 2.0 | 2.7 | Degrees RMS |
Key Features
- Integrated Quantizer and Clock Recovery: The AD807A-155BRZRL7 combines a quantizer and a phase-locked loop (PLL) for clock recovery, ensuring accurate data extraction and synchronization in fiber optic communication systems.
- High-Speed Operation: Designed to operate at 155 Mbps, making it suitable for high-speed data transmission applications.
- Low Noise and High Sensitivity: Features low input noise and high input sensitivity, which are critical for reliable data reception in fiber optic systems.
- Stable Frequency Acquisition: The PLL design guarantees frequency acquisition without false lock, ensuring stable operation even in the absence of input data transitions.
- Compact and Low Power: Available in a compact package and designed for low power consumption, making it ideal for a variety of applications where space and power efficiency are important.
Applications
The AD807A-155BRZRL7 is primarily used in fiber optic communication systems, particularly for 155 Mbps data rates. It can be integrated with other components like the AD8015 transimpedance amplifier to form a complete fiber optic receiver system. Key applications include:
- Fiber Optic Receivers: For receiving and decoding data transmitted over fiber optic cables.
- Telecommunication Systems: In high-speed data transmission networks.
- Data Communication Equipment: In devices requiring reliable and high-speed data reception.
- Optical Networking: In various optical networking applications where high-speed data transmission is necessary.
Q & A
- What is the primary function of the AD807A-155BRZRL7?
The primary function is to serve as a fiber optic receiver with integrated quantizer and clock recovery capabilities.
- What is the operating data rate of the AD807A-155BRZRL7?
The operating data rate is 155 Mbps.
- What are the key components integrated into the AD807A-155BRZRL7?
The key components include a quantizer, a phase-locked loop (PLL) for clock recovery, and associated support circuits.
- How does the AD807A-155BRZRL7 ensure stable frequency acquisition?
The PLL design guarantees frequency acquisition without false lock, ensuring stable operation even in the absence of input data transitions.
- What are the typical applications of the AD807A-155BRZRL7?
Typical applications include fiber optic receivers, telecommunication systems, data communication equipment, and optical networking.
- What is the input sensitivity of the AD807A-155BRZRL7?
The input sensitivity is 2 mV for a bit error rate (BER) of ≤ 1 × 10–10.
- What is the upper –3 dB bandwidth of the AD807A-155BRZRL7?
The upper –3 dB bandwidth is 180 MHz.
- How does the AD807A-155BRZRL7 handle input noise?
The component features low input RMS noise and peak-to-peak noise, ensuring reliable data reception.
- Can the AD807A-155BRZRL7 be used with other components to form a complete fiber optic receiver system?
Yes, it can be used with components like the AD8015 transimpedance amplifier to form a complete system.
- What is the nominal center frequency of the PLL in the AD807A-155BRZRL7?
The nominal center frequency is 155.52 MHz.
