MAX3967 - Maxim

MAX3967 270Mbps SFP LED Driver

The MAX3967 is a programmable LED driver for fiber optic transmitters operating at data rates up to 270Mbps. The circuit contains a high-speed current driver with programmable temperature coefficient (tempco), adjustments for LED prebias voltage, and a disable feature. The circuit accepts PECL data inputs, and operates from a single +2.97V to +5.5V power sup.

Features

Ordering Information PART MAX3967ETG MAX3967E/D TEMP RANGE -40°C to +85°C -40°C to +85°C PIN-PACKAGE 24 Thin QFN Dice
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*Dice are tested and guaranteed only at TA = +25°C. Applications Multimode LED Transmitters Fast Ethernet/FDDI 155Mbps LAN ATM Transceivers ESCON Receivers SFP Transceivers TCNOM TC PB1 PB2 1 2 3 TOP VIEW TCMIN VEE TX_DISABLE Pin Configuration 24 23 22 21 20 19 18 17 16 MODSET MON N.C. VCC VCCOUT VCCOUT MAX3967 4 5 6 7 VEEOUT 8 OUT+ 9 OUT+ 10 OUT11 OUT12 N.C. 15 14 13 Typical Operating Circuits appear at end of data sheet. PB3 VEEOUT THIN QFN (4mm x 4mm) THE EXPOS.