MCP6XXXEV-AMP2 Microchip Technology, MCP6XXXEV-AMP2 Datasheet - Page 15

• Manufacturer Part Number: MCP6XXXEV-AMP2
• Description: BOARD AMPLIFIER EVAL 2 MCP6XXX
• Manufacturer: Microchip Technology

Specifications of MCP6XXXEV-AMP2

• Channels Per Ic: 1 - Single
• Amplifier Type: General Purpose
• Board Type: Partially Populated
• Utilized Ic / Part: 8-DIP Package
• Processor To Be Evaluated: MCP6xxx
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Operating Temperature: -
• Output Type: -
• Current - Output / Channel: -
• Voltage - Supply, Single/dual (±): -
• -3db Bandwidth: -
• Slew Rate: -
• Current - Supply (main Ic): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

© 2007 Microchip Technology Inc.
2.3.1.4
• Amplifies two or more input voltages with an inverting gain. Input and output
• The Mindi™ Amplifier Designer gives design recommendations for circuits with up
FIGURE 2-6:
Figure 2-7 shows an example of the inverting summing amplifier circuit diagram sup-
ported by MCP6XXX Amplifier Evaluation Board 2.
FIGURE 2-7:
MCP6XXX Amplifier Evaluation Board 2.
voltages are shifted by a reference voltage for single supply
to 8 inputs; see the circuit diagram shown in Figure 2-6.
- Fill the sockets with the recommended resistors and capacitors
- Set JP1 and JP2 in the correct positions
* Test Points
VIN-1
VIN-2
VIN-3
VIN-4
VIN-5
VIN-6
VIN-7
VIN-8
(for the given example, JP1: Position A, JP2: Position C)
INVERTING SUMMING AMPLIFIER
R1
R2
R3
R6
R4
R5
V
V
R7
R8
V
Mid-supply
Reference
2
3
1
Inverting Summing Amplifier Circuit Diagram.
0.1 µF
Inverting Summing Amplifier Example Supported by the
CR2
R
R
R
1
2
3
GND
JP1
V
JP2
RR2
20 kΩ
RR1
20 kΩ
R
R
C
D
A
B
9
Installation and Operation
VDD
0.1 µF
V
UR1
R9
CR1
DD
R
11
C
U1
U
1
V
VREF
GND
OUT
R10
Supply
Power
V
S
Output
CL
Load
VDD
RISO
R11
VDD
RL
Power Supply
*
U1
0.1µF
CU1
DS51668A-page 11
V
DP1
L
GND
VL
1.0 µF
CP1