Evaluation Board Hardware; Power Supplies - Analog Devices ADuCM350 User Manual

EVAL-ADuCM350EBZ User Guide

EVALUATION BOARD HARDWARE

POWER SUPPLIES

VCCM_ANA
Table 1 describes the three options for supplying power to the
VCCM_ANA pin.
Table 1. VCCM_ANA Supply Options
Link J10 Position VCCM_ANA Supply
A (Default Position) Regulated 3.3 V from J3 wall socket
supplied with board
B CR2032 battery connection, J19
C External supply
OPTION 1
5V_USB
OPTION 2
OPTION 3
NOTES
1. LK24 IS NOT INSERTED BY DEFAULT.
U6
2 IN 1
OUT
SD GND
7 3
+
C37
10uF
USB REGULATOR
LK24
VUSB
J19
BATT-3002-20MM
BATTERY CONTACT
LK10
J12-2
C34 C40
0.1uF 10uF
J12-1
Figure 3. Power Supply Schematic for VCCM_ANA Pin
VDD_IO
Table 2 describes the two options for supplying power to the
VDD_IO pin.
Table 2. VDD_IO Supply Options
Link M5 Position
A (Default Position)
B
VLCDVDD
Table 3 describes the three options for supplying power to the
VLCDVDD pin.
Table 3. VLCDVDD Supply Options
LK14 Position 1
Inserted
Open
1 The default position for LK14 is to be removed.
3.3V_BOARD
T68
L2
R32
BEAD
0r
R30
560r
D4
POWER
Rev. A | Page 5 of 28
VDD_IO Supply
From VCCM_ANA
Regulated 3.3 V from J3 wall socket
(supplied with board)
VLCDVDD Supply
Powered by VCCM
Not powered
LK5
R31
VDDOUT
1r6
T3
J10
A VCCM_ANA
B
C
UG-668