Texas Instruments CDCE421AEVM - CDCE421A Evalution Module CDCE421AEVM CDCE421AEVM 데이터 시트
제품 코드
CDCE421AEVM
VDD
+3V3
+3V3
VDD
VDD
VDD
VDD
+3V3
OP
AMP_EN_A
OP
AMP_RD_A
CE_A
SDA
T
A_A
L
VPECL_TERM_A
VDD_A_ON
REF.AINPUT
1
2
R58
150
R58
150
1
2
R1
13
422
R1
13
422
1
2
R1
12
422
R1
12
422
1
2
R68
10K-NP
R68
10K-NP
2
3
4
5
3
4
5
1
J14
SMA-VER
T
J14
SMA-VER
T
2
3
4
5
3
4
5
1
J24
SMA-VER
T
J24
SMA-VER
T
1
2
R61
10K-NP
R61
10K-NP
1
2
R103
301
R103
301
C64
1uF
C64
1uF
1
2
R70
49.9
R70
49.9
Q18
FDV303N
Q18
FDV303N
1
2
R55
150
R55
150
D27
LEDGREEN
D27
LEDGREEN
1
2
R94
10k
R94
10k
1
2
R99
10k
R99
10k
C59
0.1uF
C59
0.1uF
3
1
2
Q5
2N2222A
Q5
2N2222A
C60
0.1uF
C60
0.1uF
2
3
4
5
1
J100
SMA-VER
T
J100
SMA-VER
T
C1
1
1
0.1uF
C1
1
1
0.1uF
+IN
3
NC1
1
SHDN
8
OUT
6
V+
7
-IN
2
V
-
4
NC2
5
U17
TL
V3501
U17
TL
V3501
1
2
R109
10k
R109
10k
1
2
8
7
3
4
6
5
SW1
TDA04H0SK1
SW1
TDA04H0SK1
C70
0.1uF
C70
0.1uF
Q10
FDV303N
Q10
FDV303N
CE
1
VCTL
14
VCC1
16
VCC2
17
TESTEN
19
SCANEN
15
SCANIN
24
OUTN
7
OUTP
10
GND1
8
GND2
9
TEST
OUT
A
20
SCANOUT
18
SDA
T
A
3
XIN1
21
XIN2_XO
22
XIN2_VCXO
23
NC1
2
NC2
4
NC3
5
NC4
6
NC5
1
1
NC6
12
NC7
13
PWRP
AD
25
U1
1
CDCE421_24QFN
U1
1
CDCE421_24QFN
1
2
R107
100k
R107
100k
1
2
R95
10k
R95
10k
C1
12
0.1uF
C1
12
0.1uF
C65
0.1uF
C65
0.1uF
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Schematics and Layout
Figure 10. CDCE421AEVM—Schematic
SCAU031 – June 2009
10.9-MHz to 1.175-GHz, Low Phase Noise Clock Evaluation Board
13