MCP6569-E/ST Microchip Technology, MCP6569-E/ST Datasheet - Page 19

• Manufacturer Part Number: MCP6569-E/ST
• Description: IC COMP QUAD 1.8V OD 14-TSSOP
• Manufacturer: Microchip Technology
• Type: General Purposer

Specifications of MCP6569-E/ST

• Number Of Elements: 4
• Output Type: CMOS, Open-Drain
• Voltage - Supply: 1.8 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 14-TSSOP (0.173", 4.40mm Width)
• Comparator Type: Low Power
• No. Of Comparators: 4
• Response Time: 34ns
• Ic Output Type: Open Drain
• Supply Current: 100µA
• Supply Voltage Range: 1.8V To 5.5V
• Amplifier Case Style: TSSOP
• No. Of Pins: 14
• Rohs Compliant: Yes
• Output Compatibility: CMOS
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4.3.2
Figure 4-6
using three resistors. The resulting hysteresis diagram
is shown in
FIGURE 4-6:
Hysteresis.
FIGURE 4-7:
Inverting Circuit.
In order to determine the trip voltages (V
for the circuit shown in
simplified to the Thevenin equivalent circuit with
respect to V
FIGURE 4-8:
© 2009 Microchip Technology Inc.
V
V
V
V
OH
DD
OL
SS
V
V
23
V
SS
IN
R
R
Low-to-High
V
2
3
shows an inverting circuit for single-supply
V
OUT
INVERTING CIRCUIT
Figure
DD
DD
, as shown in
R
23
4-7.
V
MCP656X
TLH
Inverting Circuit with
Hysteresis Diagram for the
Thevenin Equivalent Circuit.
+
Figure
MCP656X
-
V
DD
V
V
THL
Figure
DD
R
4-6, R
V
F
High-to-Low
R
SS
V
F
4-8.
PU
V
2
R
PU
and R
PU
THL
R
V
V
PU
DD
OUT
and V
V
3
OUT
can be
V
IN
TLH
)
Where:
Using this simplified circuit, the trip voltage can be
calculated using the following equation:
EQUATION 4-2:
Figure 2-21
typical values for V
4.4
With this family of comparators, the power supply pin
(V
capacitor (i.e., 0.01 µF to 0.1 µF) within 2 mm for good
edge rate performance.
4.5
Reasonable capacitive loads (e.g., logic gates) have
little impact on propagation delay (see
The supply current increases with increasing toggle
frequency
capacitive loads. The output slew rate and propogation
delay performance will be reduced with higher
capacitive loads.
Where:
DD
MCP6566/6R/6U/7/9
V
V
TLH
THL
for single supply) should have a local bypass
V
V
THL
TLH
Bypass Capacitors
Capacitive Loads
and
(Figure
=
=
=
=
V
V
R
V
Figure 2-24
OH
OL
23
23
OH
⎛
⎜
⎝
⎛
⎜
⎝
trip voltage from low-to-high
trip voltage from high-to-low
2-20),
=
---------------------- -
R
=
---------------------- -
R
23
23
and V
------------------ -
R
R
------------------ -
R
R
+
R
+
23
2
2
23
R
2
+
+
R F
R F
R
3
OL
R
3
R
can be used to determine
especially
⎞
⎟
⎠
⎞
⎟
⎠
3
3
.
+
+
×
V
V
V
23
DD
23
⎛
⎝
DS22143B-page 19
⎛
⎝
--------------------- -
R
--------------------- -
R
23
23
R
R
+
Figure
with
+
F
F
R
R
F
F
⎞
⎠
⎞
⎠
higher
2-32).