MCP4XXX Digital Potentiometer Daughter Board User’s Guide
2.3
GETTING STARTED
The MCP4XXX Digital Potentiometer Daughter Board is a board that allows the Digital
Potentiometer circuit to be configured in many forms for evaluation of the device. The
Resistor Network Circuit is shown in Figure 2-1 and shows the possible configurations
that the demo board supports.
The passive components use the surface-mount 805 package layout. Figure 2-2 shows
the board circuit.
This demo board supports the following Microchip Digital Potentiometers devices:
? MCP42XXX
? MCP4021
? MCP4011
NOTE
NOTE
U2-P0A
U2-P0W
U2-P0B
NOTE
U1-P1A
U1-P1W
U1-P1B
U2-P1A
U2-P1W
U2-P1B
U1-P0A
U1-P0W
U1-P0B
NOTE
U3-A
U3-W
U3-B
Note:
These footprints are provided so the customer can populate with the
desired resistor value or leave unpopulated (open).
FIGURE 2-1:
MCP4XXX Digital Potentiometer Daughter Board Resistor
Network Circuit Configuration.
DS51621A-page 8
? 2006 Microchip Technology Inc.
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