LMX2346 National Semiconductor Corporation, LMX2346 Datasheet - Page 2

• Manufacturer Part Number: LMX2346
• Description: Pllatinum? Frequency Synthesizer For Rf Personal Communications
• Manufacturer: National Semiconductor Corporation

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