ADN4665
ADN4665 is CMOS Differential Line Driver manufactured by Analog Devices.
FEATURES
±15 k V ESD protection on output pins 400 Mbps (200 MHz) switching rates 100 ps typical differential skew 400 ps maximum differential skew 2 ns maximum propagation delay 3.3 V power supply ±350 m V differential signaling Low power dissipation (13 m W typical) Interoperable with existing 5 V LVDS receivers High impedance on LVDS outputs on power-down Conforms to TIA/EIA-644 LVDS standards Industrial operating temperature range:
- 40°C to +85°C Available in surface-mount SOIC package and low profile TSSOP package
VCC DIN4
DOUT2- DOUT2+
DIN3
APPLICATIONS
Backplane data transmission Cable data transmission Clock distribution
Figure 1.
GENERAL DESCRIPTION
The ADN4665 is a quad-channel, CMOS, low voltage differential signaling (LVDS) line driver offering data rates of over 400 Mbps (200 MHz) and ultralow power consumption. The device accepts low voltage TTL/CMOS logic signals and converts them to a differential current output of typically ±3.5 m A for driving a transmission medium such as a twisted pair cable. The transmitted signal develops a differential voltage of typically ±350 m V across a termination resistor at the receiving end. This voltage is converted back to a TTL/CMOS logic level by an LVDS receiver. The ADN4665 also offers active high and active low enable/ disable inputs (EN and EN). These inputs control all four drivers and turn off the current outputs in the disabled state to reduce the quiescent power consumption to typically 10 m W. The ADN4665 offers a new solution to high speed, point-to-point data transmission and offers a low power alternative to emittercoupled logic (ECL) or positive emitter-coupled logic (PECL).
Rev. 0
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