Datasheet

AD5570
Rev. C | Page 23 of 24
J11–19
J11–12
J11–4 J11–6 J11–7 J11–8
J11–13
J11 – CENTRONICS CONNECTOR
J11–3 J11–2 J11–5
J4 J5 J6 J7 J8 J9 J10
J11–10
J11–9
J13–1
+
+
+
+
++++
C30 10µF 20V
C12
10µF
C11
10µF
+
C13
10µF
+
C21
10µF
+
C22
10µF
C23
0.1µF
C24
0.1µF
C15
0.1µF
C10
10µF
C9
10µF
C8
0.1µF
C7
0.1µF
C6
0.1µF
C14
0.1µF
0.33µF
C2
C4 0.01µF
C36 0.1µF
C3
0.1µF
C35
0.1µF
C16
0.1µF
C34
10µF
C5
10µF
R2 10kΩ R3 10kΩ
C17
0.1µF
C18
10µF
U5
U3
U1
U2
J1
TP5
V
OUT
C1
R1
REF/2
REF/2
OP
V+
V
–
WHITE PLASTIC SSOP CLAMP
OP177
ADR435
AD5570
C31 0.1µF
C32 0.1µF
C33 0.1µF
DGND
DGND
DVDD
DVDD
J13–2 J12–1 J12–2
J11–20 J11–21 J11–22 J11–23 J11–24 J11–25 J11–26 J11–27 J11–28 J11–29 J11–30
AVDD
AVDD
AVDD
V
SS
AVDD
DVDD
AVDD
LK2 LK1
TP4
TP10TP7TP1TP2TP9TP3TP8
J2
LK3
VSS
AGND
DGND
AVDD
AVDD
Y0
V
IN
SCLK
PD SDO SDIN SCLK SYNC
LDAC CLR
V
DD
V
DD
REFIN
V
SS
REFIN
LK5
GND DGND
AGNDS
AGND
REFGND
REFGND
SDATA BUSY
GND4
U6
GND3
V
OUT
V
IN
V
OUT
V
OUT
+V
IN
TRIM
GND
4
GND2 GND1
9
8 7 6 5
1 2 3
3
2
2
912 12 15
62
5
11 16 14
13
3
7
6
4
18
4 5 6 7
10
8 7 6 5 4 3
4
7 5 3
11 19 13 15 17
Y1 Y2 Y3
A0 A1 A2 A3
AGND
V
SS
74ACT244
LM78L05ACM AD7895-10
U4–B
AGND
J12–3
V
SS
OE
Y0
18 16 14 12
2 1 4 6 8
Y1 Y2 Y3
A0 A1 A2 A3
74ACT244
U4–A
OE
2 1 4 6 8
18 16 14 12
Y0 Y1 Y2 Y3
A0 A1 A2 A3
74ACT244
U9–A
OE
11 19 13 15 17
9 7 5 3
Y0 Y1 Y2 Y3
A0 A1 A2 A3
74ACT244
U9–B
SDO DIN SCLK
SCLK_ADC SDATA_ADC DATA SCLK DIN DOUT
OE
REF/2
REF
REF
CONVST
CLR PD CONVST LDAC SYNC
R4 4.7kΩ
DVDD
R5
4.7kΩ
R7
4.7kΩ
R6
4.7kΩ
DVDD DVDD
LK4
PD LDAC SYNC CLR
03760-043
Figure 46. Evaluation Board Schematic