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| DS1087L Datasheet, PDF (12/12 Pages) Dallas Semiconductor – 3.3V Spread-Spectrum EconOscillator | |||
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3.3V Spread-Spectrum EconOscillator
Processor-Controlled Mode
VCC
DITHERED 130kHz TO
66.6MHz OUTPUT
VCC OUT
SPRD
VCC
GND
DS1087L
DECOUPLING CAPACITORS
(0.1µF and 0.01µF)
4.7kâ¦
SCL
SDA
VCC
PDN
OE
4.7kâ¦
2-WIRE
INTERFACE
Chip Topology
TRANSISTOR COUNT: 10000
SUBSTRATE CONNECTED TO GROUND
Typical Operating Circuits
Stand-Alone Mode
MICRO-
PROCESSOR
DITHERED 130kHz TO
66.6MHz OUTPUT
VCC
XTL1/OSC1
VCC OUT
SCL*
XTL2/OSC2 N.C.
SPRD DS1087L SDA*
VCC
PDN
GND
OE
DECOUPLING CAPACITORS
(0.1µF and 0.01µF)
*SDA AND SCL CAN BE CONNECTED DIRECTLY HIGH IF THE DS1087L NEVER NEEDS
TO BE PROGRAMMED IN-CIRCUIT, INCLUDING DURING PRODUCTION TESTING.
Package Information
For the latest package outline information, go to
www.maxim-ic.com/DallasPackInfo
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
12 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600
© 2003 Maxim Integrated Products
Printed USA
is a registered trademark of Maxim Integrated Products.
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