LMX2313USLDX datasheet(6/29 Pages) NSC

Part #	LMX2313USLDX

Description	PLLatinum??Ultra Low Power Frequency Synthesizer for RF Personal Communications

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Manufacturer	NSC [National Semiconductor (TI)]

Direct Link	http://www.national.com

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6 / 29 page

Electrical Characteristics (Continued)

V

CC =VP =VµC = 3.0V, −40˚C < TA < +85˚C unless specified otherwise.

Symbol

Parameter

Conditions (Note 3)

Min

Typ

Max

Units

CHARGE PUMP

ICPo-

source

Charge Pump Output

Current (Note 7)

VCPo = Vp/2, ICPo_4X = 0

0.8

1.0

1.2

mA

ICPo-

sink

VCPo = Vp/2, ICPo_4X = 0

−0.8

−1.0

−1.2

mA

ICPo-

source

VCPo = Vp/2, ICPo_4X = 1

3.2

4.0

4.8

mA

ICPo-

sink

VCPo = Vp/2, ICPo_4X = 1

−3.2

−4.0

−4.8

mA

ICPo-

tri

Charge Pump TRI-STATE

Current

0.5V

≤ VCPo ≤ V

P − 0.5V

−2.5

2.5

nA

ICPo-

sink vs.

ICPo-

source

CP Sink vs. Source

Mismatch

VCPo = Vp/2

T

A = 25˚C

(Note 8)

310

%

ICPo vs VCPo CP Current vs. Voltage

0.5V

≤ VCPo ≤ V

P − 0.5V

T

A = 25˚C (Note 8)

815

%

ICPo vs T

A

CP Current vs.

Temperature

VCPo = Vp/2V (Note 7)

8%

DIGITAL INTERFACE (Data, Clock, LE, CE)

V

IH

High-level Input Voltage

V

µC = 1.72V to 5.5V

0.8 V

µC

V

IL

Low-level Input Voltage

V

µC = 1.72V to 5.5V

0.2 V

µC

V

I

IH

High-level Input Current

V

IH =VµC= 5.5V

−1.0

1.0

µA

I

IL

Low-level Input Current

V

IL = 0V, VµC = 5.5V

−1.0

1.0

µA

V

OH

High-level Output Voltage

(Pin 7–FoLD)

I

OH = 500 µA

V

µC − 0.4

V

High-level Output Voltage

(Pin 15–FL)

I

OH = −500 µA

V

CC − 0.4

V

OL

Low-level Output Voltage

I

OL = 1.0 mA (Note 9)

0.1

0.4

V

MICROWIRE TIMING (Data, Clock, LE, CE)

t

CS

Data to Clock Set Up Time (Note 10)

50

ns

t

CH

Data to Clock Hold Time

(Note 10)

20

ns

t

CWH

Clock Pulse Width High

(Note 10)

50

ns

t

CWL

Clock Pulse Width Low

(Note 10)

50

ns

t

ES

Clock to Load Enable Set

Up Time

(Note 10)

50

ns

t

EW

Load Enable Pulse Width

(Note 10)

50

ns

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LMX2313USLDX Datasheet(PDF) 6 Page - National Semiconductor (TI)

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