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SY88822V Datasheet PDF

Micrel SY88822V

The SY88822V is a high speed current switch for driving a semiconductor laser diode in optical transmission applications. The modulation current (IOUT) is controlled by the current (IRSET) through the external resistor RSET. The output OUT is HIGH and no current flows through OUT when output enable is HIGH.
Part No. SY88822V
Datasheet SY88822V Download
Manufacturer
Micrel
Description LASER DIODE DRIVER
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SY88822V datasheet page 1 preview

FEATURES

s Single 3.3V or 5V power supply s Up to 155Mbps operation s Modulation current to 30mA s PECL output enable s Differential PECL inputs s Available in a tiny 10-pin (3mm) MSOP

APPLICATIONS

s 155Mbps SONET

DESCRIPTION

The device incorporates complementary open collector outputs with a 30mA maximum current driving capability. The external resistor REXT must be placed between /OUT and VCC to dissipate the worst case power. RSER is recommended to compensate for laser diode matching issues. Pin 9 and pin 10 should be connected to achieve better performance. The SY88822V utilizes the high performance bipolar ASSET™ technology. FUNCTIONAL BLOCK DIAGRAM VCC REXT /OUT DIN /DIN /EN Internal Logic IMOD 40X VREF RSET GND RSET ASSET is a trademark of Micrel, Inc. M9999-072505 hbwhelp@micrel.com or (408) 955-1690 1 OUT RSER to Laser Diode VCC GND Rev.: B Amendment: /0 Issue Date: July 2005 Micrel, Inc. SY88822V PACKAGE/ORDERING INFORMATION /EN 1 DIN 2 /DIN 3 VREF 4 RSET 5 10 OUT 9 OUT 8 /OU...
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