LMX1600SLB National Semiconductor, LMX1600SLB Datasheet - Page 4

• Manufacturer Part Number: LMX1600SLB
• Description: PLLatinum Low Cost Dual Frequency Synthesizer
• Manufacturer: National Semiconductor

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DIGITAL INTERFACE (DATA, CLK, LE, EN, FoLD)
I
I
I
I
I
V
V
MICROWIRE TIMING
t
t
t
t
t
t
CLOSED LOOP SYNTHESIZER PERFORMANCE (NSC evaluation board only)
RF
IH
IL
IH
IL
O
CS
CH
CWH
CWL
ES
EW
(V
OH
OL
Electrical Characteristics
Note 3: Refer to Programming Description 2.5.3.
Note 4: Except fin.
Note 5: The OSCout Output Current Magnitude is lass than or equal to 200µA when the Logic Mode is selected. The OSCout Output Current Magnitude is greater
than or equal to 300µA when the Crystal Mode is selected.
Note 6: Offset frequency = 1 kHz, fin = 900 MHz, f = 25 kHz, N = 3600, f
of phase noise floor measurement.
Symbol
CC MAIN
n
= V
CC AUX
High-Level Input Current
Low-Level Input Current
OSC
OSC
OSC
(sink/source) (Note 5)
High-Level Output Voltage
Low-Level Output Voltage
Data to Clock Set Up Time
Data to Clock Hold Time
Clock Pulse Width High
Clock Pulse Width Low
Clock to Load Enable Set Up Time
Load Enable Pulse Width
Main PLL Phase Noise Floor
= 3.0V; T
IN
IN
OUT
Input Current
Input Current
Output Current Magnitude
Parameter
A
= 25˚C except as specified)
(Continued)
V
V
V
V
V
I
I
See Data Input Timing
See Data Input Timing
See Data Input Timing
See Data Input Timing
See Data Input Timing
See Data Input Timing
(Note 6)
OH
OL
IH
IL
IH
IL
OUT
= 0V; V
= 0V; V
= 500 µA
= V
= V
= −500 µA
OSC
= V
CC
CC
= 10 MHz, V
4
CC
= 3.6V, (Note 4)
= 3.6V
CC
CC
Conditions
/2
= 3.6V, (Note 4)
= 3.6V
OSC
Logic Mode
V
(Note 3)
Crystal Mode
V
(Note 3)
>
CC
CC
1.2 V
= 3.6V
= 2.7V
PP
. Refer to the Application Note, AN-1052, for description
V
CC
−100
|300|
−1.0
−1.0
Min
50
10
50
50
50
50
−0.4
−160
Typ
|200|
Max
100
1.0
1.0
0.4
dBc/Hz
Units
µA
µA
µA
µA
µA
µA
ns
ns
ns
ns
ns
ns
V
V