LMX2485E EVAL National Semiconductor, LMX2485E EVAL Datasheet - Page 26

• Manufacturer Part Number: LMX2485E EVAL
• Description: BOARD EVALUATION LMX2485E
• Manufacturer: National Semiconductor
• Series: PLLatinum™r

Specifications of LMX2485E EVAL

• Main Purpose: Timing, Frequency Synthesizer
• Utilized Ic / Part: LMX2485E
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Secondary Attributes: -
• Embedded: -
• Primary Attributes: -

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Operation with the 8/9/12/13 Prescaler (RF_P=0)
Operation with the 16/17/20/21 Prescaler (RF_P=1)
2040-20
2044-20
>1023
>2045
RF_N
RF_N
25-26
27-30
49-50
51-54
1023
2039
<25
<49
31
55
43
45
...
...
0
1
0
1
.
.
0
1
0
1
.
.
Possible with a second or third order delta-sigma engine.
0
1
0
1
.
Possible only with a second order delta-sigma engine.
.
Possible only with a second or third order delta-sigma engine.
Possible with a second or third order delta-sigma engine.
RF_C [6:0]
Possible only with a second order delta-sigma engine.
RF_C [6:0]
Possible only with a second order delta-sigma engine.
N values less than 49 are prohibited.
0
1
0
1
.
.
N values greater than 2045 are prohibited.
N values less than 25 are prohibited.
N values above 1023 are prohibited.
0
1
0
1
.
.
26
RF_N [10:0]
RF_N [10:0]
1
1
1
1
.
.
1
1
1
1
.
.
0
0
0
0
0
RF_B [1:0]
RF_B [1:0]
.
1
1
1
1
.
.
1
1
1
1
RF_A [1:0]
.
RF_A [1:0]
.
1
1
1
1
.
.