LMX2330L National Semiconductor Corporation, LMX2330L Datasheet - Page 7

• Manufacturer Part Number: LMX2330L
• Description: Pllatinum? Low Power Dual Frequency Synthesizer For Rf Personal Communications
• Manufacturer: National Semiconductor Corporation

Charge Pump Current Specification Definitions
I1 = CP sink current at V
I2 = CP sink current at V
I3 = CP sink current at V
I4 = CP source current at V
I5 = CP source current at V
I6 = CP source current at V
Note 6: I
Note 7: I
Note 8: I
V = Voltage offset from positive and negative rails. Dependent on VCO tuning range relative to V
[
[|I2| − |I5|]/[
[|I2
Do
Do-sink
Do
1
⁄
2
vs V
*
vs T
@
{|I1| − |I3|}]/[
temp| − |I2
vs I
A
Do
= Charge Pump Output Current magnitude variation vs Temperature =
Do-source
= Charge Pump Output Current magnitude variation vs Voltage =
1
⁄
2
*
{|I2| + |I5|}]
Do
Do
Do
1
@
⁄
2
Do
Do
Do
= V
= V
= V
= Charge Pump Output Current Sink vs Source Mismatch =
25˚C|]/|I2
*
= V
= V
= V
{|I1| + |I3|}]
P
P
/2
− V
P
P
/2
− V
*
100%
@
25˚C|
*
100% and [
*
100% and [|I5
1
⁄
2
*
{|I4| − |I6|}]/[
@
temp| − |I5
1
⁄
2
*
7
{|I4| + |I6|}]
@
25˚C|]/|I5
*
@
100%
25˚C|
CC
*
and ground. Typical values are between 0.5V and 1.0V.
100%
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