Cirrus Logic CDB5490U - Manual (Page 40)

CDB5490U
40
DS92
3DB5
REV C2
02/17/11
SCHEM CDB5490U-Z NPb
CS5490+ISOLATION
Alan ZHA Alan ZHA
2 3
CHK BY/DATE INC BY/DATE DESCRIPTION REV ECO#
SIZE B
OF SHEET
PART #
DESCRIPTION:
DRAWN BY:
DATE:
ENGINEER:
SHEET TITLE:
DO
1
TX RX RE
SE
T
DO1
TX
RX
RESET
DIGITAL OPTO
DIGITAL OPTO
VR
EF+
XIN_EXT
GN
D
GND
+3.3V
GND
+3
.3
V
+3
.3
V_
2
VR
EF-
GND
VDDA
VDDA GND
CRYSTAL XIN_EXT
USED ON EE5490U ONLY
600-00483-Z1
1 VDD1
2 GND1
3 A1
4 A2
5 A3
6 A4
7 EN1/NC
8 GND1 9 GND2
10 EN2/NC
11 B4
12 B3
13 B2
14 B1
15 GND2
16 VDD2
U3
Si8442BB-D-IS1
1 A
2 3
E
4 C
U4
TLP781
1 A
2 3
E
4 C
U5
TLP781
1
2
3
4
5
6
7
8
J1
7
HD
R4X
2
12 DO1
DO1
R25
680
Y1
J15
MODE
J18 RX
R29 680
1 2
3 4
5 6
7 8
J19
HDR4X2
J20
TX
R30
5.1K
R31 5.
1K
C13
0.01UF
X7R
C14
0.10uF
X7R
C15
0.10uF
X7R
C16
0.10uF
X7R
J21
VDDA
R32 680
C19
0.01UF
X7R
J2
3
RE
SE
T
R33 10K
C20
1uF C21 1uF
J36
J37
12
Z1
P6KE6.
8
6.
8V
C30
47uF
ELEC
C31
0.1uF
X7R
TP9
XOUT
J38
VDDA
C32
4.7uF
X7R
C33
4.7uF
ELEC
J3
9
J43
XIN
J49 DO1/TEST2
J50
ASSY DWG- 603-00483-Z1
PCB DWG- 240-00483-Z1
SCHEMATIC DWG 600-00483-Z1
LBL SUBASSY PROD ID AND REV
WIRE HOOK UP #6AWG STR BLU NPb L-1.5X.25TX.25T_TYPE_E_
MH1
MH2
MH3
MH4
MH5
1
FD1
1
FD2
1
FD3
SOCKET 1P- 8134-HC-5P2
R55
130
C3
15pF
COG
1
2
3
Z3
CTES033V3-G
J57
VDDD
J58
J48
SCREW-PHILIPS-4-40THR-PH-5/16-L-Z PMSSS 440 0031 PH
MH6
MH7
SHUNT_2P- 15-29-1025
C10
0.1uF
X7R
1 XOUT
2 XIN
3 RESET
4 IIN-
5 IIN+
6 VIN+
7 VIN-
8 VREF- 9 VREF+
10 GNDA
11 VDDA
12 DO/GPIO
13 TX
14 RX
15 MODE
16 VDDD
U1
CS5490-ISZ
1 XOUT
2 XIN
3 RESET
4 IIN-
5 IIN+
6 VIN+
7 VIN-
8 VREF- 9 VREF+
10 GNDA
11 VDDA
12 D01/GPIO
13 TX
14
RX
15 MODE
16 VDDD
XU1
CS5490-SOIC16-SKT
NO POP-SOCKET FOR CS5490-SOIC16
C1
0.10uF X7R
NO POP
C2
0.10uF
X7R
NO POP
C7
0.10uF
X7R
NO POP
1 VIN
2 GND
3 ON
5 VOUT
4 BPS
U2
C8
4.7uF
X7R
C11
0.1uF
X7R
DC DC
2 +VIN
1 -VIN 4 -VO
5 +VO
U8
VBT1-S5-S5-SMT
C12 1UF
X7R
LABEL ROHS LPP0054
TX
VDDA
VDDA
VDDA
IIN+
IIN-
VIN-
VIN+
VDDA
VDDA
+3.3V_1
+3.3V_1
VDDA
VDDA
GND1
GND1 GND1
VDDA
GND1
DO1
RX
RESET
GND1 +3.3V_1
+3.3V_1
GND1
IIN+
IIN-
VIN-
VIN+
+5V
VDDA
Figure 34. Schematic - CS5490 and Isolation