MCP651EV-VOS Microchip Technology, MCP651EV-VOS Datasheet - Page 14

• Manufacturer Part Number: MCP651EV-VOS
• Description: BOARD EVAL OP AMP MCP651
• Manufacturer: Microchip Technology
• Series: mCal Technologyr

Specifications of MCP651EV-VOS

• Channels Per Ic: 1 - Single
• Amplifier Type: General Purpose
• Output Type: Single-Ended, Rail-to-Rail
• Slew Rate: 30 V/µs
• Current - Output / Channel: 100mA
• Operating Temperature: -40°C ~ 125°C
• Current - Supply (main Ic): 6mA
• Voltage - Supply, Single/dual (±): 2.5 V ~ 5.5 V
• Board Type: Fully Populated
• Utilized Ic / Part: MCP651
• Processor To Be Evaluated: MCP651
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Operating Supply Voltage: 2.5 V to 5.5 V
• Tool Type: Evaluation Board
• Core Architecture: PIC
• Cpu Core: PIC
• Data Bus Width: 8 bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• -3db Bandwidth: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

DS51834A-page 10
1.4.4
The DUT’s CAL/CS input pin is normally held at V
keeps the MCP651 in its normal mode of operation. When S
pulls CAL/CS up to V
its low power mode of operation. Releasing S
a time set by R
enough to de-glitch S
DUT is being put into calibration mode, and during calibration mode (up to 4 ms of time
after CAL/CS goes low).
FIGURE 1-4:
1.4.5
The other op amps (U
The design assumes that these supplies are ±2.5V, for the best performance. These
supplies can be set as low as ±0.9V, which will keep the MCP6V01’s working, but will
reduce the range of possible V
1.4.6
The connector V
used to measure the actual DUT supply voltages, and to estimate its supply currents
I
is operating correctly. V
201 V/V or 1998 V/V.
DD
and I
SS
CAL Input
Bias Inputs for Other Op Amps
Outputs
. V
OUTX
20
V
CALX
, R
V
DDX
SSX
21
is the DUT’s output voltage; it is used only to verify that the circuit
CAL Switch and De-glitching Circuitry.
DDX
1
2
outputs the voltage set by the POT RCAL. V
and C
. Note that the supply voltages need to be constant while the
, U
M
4.49Ω 4.99Ω
4.49Ω 4.99Ω
3
(after a time set by R
R
R
is the most important output; it is V
and U
37
38
9
); the time constant (R
DUT
COX
U
4
1
) are run on dual power supplies centered on ground.
R
R
and V
29
30
CAL/CS
V
V
DD
SS
M
values.
10Ω
R
1
10 kΩ
41
then brings CAL/CS back to V
R
20
19
and C
SSX
20
C
1.0 µF
+ R
100 kΩ
by resistors R
9
9
R
), so that the MCP651 enters
20
21
© 2009 Microchip Technology Inc.
1
)C
is closed by the user, R
OST
9
is 0.11s, which is slow
R
10 kΩ
multiplied by either
21
S
DDI
1
20
and V
and R
SSX
SSI
21
; this
are
(after
20