Datasheet

LMX2531LQ2820E EVALUATION BOARD OPERATING INSTRUCTIONS
22
Schematic
R6
R16 R15 R13 R12 R11
R2_LF
R8
C7
C2pLF
C2_LF
C1_LF
R14
C8
1 2 3 4 5 6 7 8 9 10
uWIRE
R10
C6
R2pLF
C16
FRAME
Fout
Vcc
R21
R19
R20
C1
R2
C12
C2
Vcc VCO
VccDIG
VccPLL
Vcc BUF
R3
C3
C17
R4
C9
C4
R5
C5
OSCin
VccVCO
VccPLL
Vcc BUF
C13
C18
C20
R7
R23
R22
Ftest/LD
C15
C22
R1
R9
TRI GGER
GND
1 2
3 4
5 6
7 8
POWER
C24
C14
C11
C19
C21
C23
Note that Any Component with Desi gnator 100 or Higher is on the Bottom Side of the Board
C10
Vcc
Vcc
R18
R24
R17
C105
C100
C101
C103
C104
C102
Vcc DIG
Vcc DIG
1
NC
2
GND
3
NC
4
NC
5
NC/ Vre g BUF
6
NC
7
DATA
8
CLK
9
LE
10
CE
11
NC
12
NC
13
NC
14
NC
15
VccVCO
16
VregVCO
17
VrefVCO
18
GND
19
GND
20
Fou t
21
Vcc BUF
22
Vt u ne
23
CPout
24
FLout
25
Vre g PLL1
26
Vcc PLL
27
GND
34
NC
29
Ftest/LD
30
OSCin
31
OSCin*
32
Test
33
NC
35
VregDIG
36
VregPLL2
28
SLG1
37
SLG2
38
U1
LMX2531LQA