Datasheet Texas Instruments ONET4291TAYS — Datenblatt

ONET4291TA
www.ti.com SLLS670 – SEPTEMBER 2005 4.25-Gbps Transimpedance Amplifier With AGC and RSSI
FEATURES APPLICATIONS 2.8-GHz Bandwidth
3.2-kΩ Differential Transimpedance
Automatic Gain Control (AGC)
8.8-pA/в€љHz Typical Input Referred Noise
2-mAp-p Maximum Input Current
Received Signal Strength Indication (RSSI)
CML Data Outputs With On-Chip 50-Ω
Back-Termination
On-Chip Supply Filter Capacitor
Single 3.3-V Supply
Die Size: 0,78 Г— 1,18 mm SONET/SDH Transmission Systems at OC24
and OC48
4.25-Gbps, 2.125-Gbps, and 1.0625-Gbps
Fiber-Channel Receivers
Gigabit Ethernet Receivers
PIN Preamplifier-Receivers DESCRIPTION
The ONET4291TA is a high-speed transimpedance amplifier used in optical receivers with data rates up to 4.25
Gbps.
It features a low input referred noise, 2.8-GHz bandwidth, automatic gain control (AGC), 3.2-kΩ transimpedance,
and received signal strength indication (RSSI).
The ONET4291TA is available in die form and is optimized for use in a TO can. …