Overview
The ADN2812ACPZ-RL7, produced by Analog Devices Inc., is a highly integrated clock and data recovery IC designed for fiber optic receivers. This device supports continuous data rates from 12.3 Mb/s to 2.7 Gb/s and automatically locks to all data rates without the need for an external reference clock or programming. It integrates functions such as quantization, signal level detection, and clock and data recovery, making it suitable for various high-speed data transmission applications.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Data Rate | 12.3 Mb/s | - | 2.7 Gb/s | - |
| Input Type | - | - | - | CML |
| Max Frequency | - | - | 2.7 GHz | - |
| Max Operating Temperature | -40°C | - | 85°C | - |
| Power Supply Voltage | 3.0 V | 3.3 V | 3.6 V | - |
| Power Supply Current | 235 mA | 259 mA | - | - |
| Package Type | - | - | - | 32-Lead LFCSP (5mm x 5mm) |
Key Features
- Supports data rates from 12.3 Mb/s to 2.7 Gb/s without an external reference clock or programming.
- Meets all SONET jitter requirements, including jitter transfer, jitter generation, and jitter tolerance.
- Integrated limiting amplifier and quantizer with adjustable slice level.
- Loss of signal (LOS) detect circuit with adjustable threshold and hysteresis.
- Single-supply operation at 3.3 V with low power consumption of 750 mW typical.
- I2C interface for accessing optional features.
- Compact 5 mm x 5 mm 32-lead LFCSP package.
Applications
- SONET OC-1/OC-3/OC-12/OC-48 and associated FEC rates.
- Fibre Channel, 2× Fibre Channel, and Gigabit Ethernet (GbE).
- HDTV and WDM transponders.
- Regenerators and repeaters.
- Test equipment.
- Broadband cross-connects and routers.
Q & A
- What is the data rate range supported by the ADN2812ACPZ-RL7?
The ADN2812ACPZ-RL7 supports continuous data rates from 12.3 Mb/s to 2.7 Gb/s.
- Does the ADN2812ACPZ-RL7 require an external reference clock?
No, the ADN2812ACPZ-RL7 automatically locks to all data rates without the need for an external reference clock or programming.
- What are the key features of the LOS detect circuit in the ADN2812ACPZ-RL7?
The LOS detect circuit has an adjustable threshold and hysteresis to prevent chatter at the output.
- What is the typical power consumption of the ADN2812ACPZ-RL7?
The typical power consumption is 750 mW.
- What is the operating temperature range of the ADN2812ACPZ-RL7?
The operating temperature range is from -40°C to +85°C.
- What type of package does the ADN2812ACPZ-RL7 come in?
The ADN2812ACPZ-RL7 comes in a 32-lead LFCSP package with dimensions of 5 mm x 5 mm.
- Does the ADN2812ACPZ-RL7 meet SONET jitter requirements?
- What is the purpose of the I2C interface in the ADN2812ACPZ-RL7?
The I2C interface allows access to optional features of the device.
- Can the ADN2812ACPZ-RL7 be used in Fibre Channel applications?
- Is the ADN2812ACPZ-RL7 suitable for use in test equipment?
