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LMX2346 Datasheet(PDF) 2 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part No. LMX2346
Description  PLLatinum™ Frequency Synthesizer for RF Personal Communications
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Maker  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
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LMX2346 Datasheet(HTML) 2 Page - National Semiconductor (TI)

 
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Connection Diagrams
20038407
16-Pin Chip Scale Package
NS Package Number SLB16A
20038401
16-Pin TSSOP Package
NS Package Number MTC16
Pin Descriptions
Pin Name
Pin Number
I/O
Description
I/O Circuit Configuration
16-Pin
CSP
16-Pin
TSSOP
OSC
IN
15
1
I
Reference oscillator input. A CMOS
inverting gate input. The input has a
V
CC/2 input threshold and can be driven
from an external CMOS or TTL logic
gate.
V
P
1
3
— Charge Pump Power Supply. Must be
V
CC.
V
CC
2
4
— Main Power Supply. V
CC may range from
2.7V to 5.5V. Bypass capacitors should
be placed as close as possible to this pin
and be connected directly to the ground
plane.
CP
o
3
5
O Charge Pump output. For connection to a
loop filter for driving the voltage control
input of an external VCO.
GND
4
6
— Ground.
www.national.com
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