Analog Devices EVAL-AD5934EB Preliminary Technical Data page 6

EVAL-AD5934EB
V
IN
LK8
TEST
IMPEDANCE
C42
15pF
LK9
V
OUT
LK1
6
OUT
C27
0.1µF
C29
10µF
CLK1
R1
DGND
50Ω
DVDD_5V
DGND
0.1nF
DGND
Figure 2. Setup Link Position Circuit (A 15 pF Capacitor Connected Between VIN and VOUT, with RFB = 200 kΩ and a Precision 16 MHz Crystal Connected to MCLK)
5VUSB
LK11
VDD_REF
CLK2
FEEDBACK
T5
RESISTOR
T1
T6
T2
R2
LK7
T7
T8
C41
LK6
LK2
4
3
+
AD820
U1
2
–
7
R3
VDD_AMP
R4
LK3
XTAL1
LK12
4 3
VDD O/P
C1
2
GND
DGND
ADR423
2
+VIN
C31
C32
10µF
0.1µF
5
TRIM
GND
U6
AD5934
1 NC 16
SCL
SCL
2 NC 15
SDA
SDA
3 NC
AGND2 14
13
4 RFB
AGND1
5 VIN 12
DGND
DGND
6 VOUT AVDD2 11
7
NC AVDD1
10
8
MCLK DVDD 9
C26
0.1µF
AGND DGND
NC = NO CONNECT
Rev. PrC | Page 6 of 32
Preliminary Technical Data
U4
6
VOUT
4
LK10 LK4 LK5
AVDD_SIG
DVDD_5V
C28 C30
0.1µF 10µF
C25
10µF
AVDD_REF
C24 C2
0.1µF 10µF