Overview
The ONET4201PA, produced by Texas Instruments, is a versatile high-speed limiting amplifier designed for multiple fiber optic applications. It operates at a single 3.3-V supply voltage and supports data rates from 155 Mbps up to 4.25 Gbps. This device is characterized by its high gain, low power consumption, and compact package size, making it suitable for a variety of high-speed communication systems.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 3 | 3.3 | 3.6 | V |
| Supply Current (DISABLE = low, includes CML output current) | 35 | 45 | - | mA |
| Supply Current (DISABLE = low, excludes CML output current) | 27 | 35 | - | mA |
| Supply Current (DISABLE = high) | 0.25 | - | 10 | mA |
| Differential Data Output Voltage Swing | 520 | 760 | 1200 | mVp-p |
| Data Input/Output Resistance | 50 | - | - | Ω |
| Operating Temperature Range | -40 | - | 85 | °C |
Key Features
- Multi-Rate Operation from 155 Mbps up to 4.25 Gbps
- 89 mW Power Consumption
- Input Offset Cancellation
- High Input Dynamic Range
- Output Disable
- CML Data Outputs
- Receive Signal Strength Indicator (RSSI)
- Loss of Signal Detection
- Polarity Select
- Single 3.3-V Supply
- Surface Mount Small Footprint 3-mm × 3-mm 16-Pin QFN Package
- Pin-Compatible with the ONET2501PA and ONET3301PA
Applications
- Multi-Rate OC3 to OC-48 FEC SONET/SDH Transmission Systems
- 1.0625 Gbps, 2.125 Gbps, and 4.25 Gbps Fibre Channel Receivers
- Gigabit Ethernet Receivers
Q & A
- What is the operating voltage range of the ONET4201PA?
The ONET4201PA operates at a single 3.3-V supply voltage with a range of 3 V to 3.6 V.
- What are the supported data rates for the ONET4201PA?
The device supports data rates from 155 Mbps up to 4.25 Gbps.
- What is the typical power consumption of the ONET4201PA?
The device typically dissipates less than 89 mW of power.
- What package type and size does the ONET4201PA come in?
The ONET4201PA is available in a small footprint 3-mm × 3-mm 16-pin QFN package.
- Does the ONET4201PA have a receive signal strength indicator (RSSI)?
Yes, the ONET4201PA includes a receive signal strength indicator (RSSI).
- What is the operating temperature range of the ONET4201PA?
The device is characterized for operation from -40°C to 85°C.
- Is the ONET4201PA pin-compatible with other models?
Yes, it is pin-compatible with the ONET2501PA and ONET3301PA.
- What are some of the key applications for the ONET4201PA?
Key applications include multi-rate OC3 to OC-48 FEC SONET/SDH transmission systems, Fibre Channel receivers, and Gigabit Ethernet receivers.
- Does the ONET4201PA have a loss of signal detection feature?
Yes, the device includes a loss of signal detection feature.
- What is the differential data output voltage swing of the ONET4201PA?
The differential data output voltage swing is typically 760 mVp-p, with a range of 520 mVp-p to 1200 mVp-p.
