Texas Instruments ONET4291TA 4.25-Gbps Transimpedance Amplifier Datasheet

The ONET4291TA is a high-speed transimpedance amplifier used in optical receivers with data rates up to 4.25 Gbps. It features low input referred noise, 2.8 GHz bandwidth, automatic gain control (AGC), 3.2 kΩ transimpedance, and received signal strength indication (RSSI).


Texas Instruments ONET4291TA 4.25-Gbps Transimpedance Amplifier Datasheet - cover page
Brand
Texas Instruments
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
16
File format
PDF
File size
944 KB
Published
01 August, 2012
Updated
29 September, 2023
MD5 checksum
6BF648381EB4B77A4ACD8265954A16CB

About this manual

The ONET4291TA is a high-performance, 4.25-Gbps transimpedance amplifier designed for use in optical receivers. It features automatic gain control (AGC), received signal strength indication (RSSI), and a bandwidth of 2.8 GHz. The device is optimized for SONET/SDH transmission systems, fiber-channel receivers, and gigabit Ethernet receivers.

What's inside

  • Features
  • Applications
  • Description
  • Block Diagram
  • Filter Circuitry
  • Bond Pad Assignment
  • Absolute Maximum Ratings
  • Recommended Operating Conditions
  • DC Electrical Characteristics
  • AC Electrical Characteristics

Specifications

Data Rate4.25 Gbps
Bandwidth2.8 GHz
Transimpedance3.2-kΩ
Supply Voltage3.3 V
Input Referred Noise8.8 pA/√Hz
Operating Temperature-40°C to 85°C
Supply Current11 mA
RSSI Gain1 A/A

Frequently asked questions

What is the maximum data rate of the ONET4291TA?

The device supports data rates up to 4.25 Gbps.

What supply voltage is required for the ONET4291TA?

The device requires a single 3.3-V supply voltage.

Does the ONET4291TA include Automatic Gain Control?

Yes, it features automatic gain control (AGC).

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