TC54VC2102ECB MICROCHIP [Microchip Technology], TC54VC2102ECB Datasheet - Page 5

• Manufacturer Part Number: TC54VC2102ECB
• Description: Voltage Detector
• Manufacturer: MICROCHIP [Microchip Technology]

3.0
In normal steady-state operation when V
the output will be at a logic-high (see
the case of the TC54VN, this is an open-drain
condition. If the input falls below V
will pull down (Logic 0) to V
pull down to within 0.5V of V
and input voltage. (See Section 1.0 “Electrical
Characteristics”).
FIGURE 3-1:
© 2007 Microchip Technology Inc.
DETAILED DESCRIPTION
V
V
OUT
IN
Detect Voltage V
Minimum Operating
Timing Diagram.
Ground Level
Ground Level
Output Voltage
SS
SS
Voltage
. Generally, V
at rated output current
DET
DET
–
Figure
– , the output
IN
> V
OUT
3-1). In
DET
can
– ,
V
HYST
The output (V
falls below the minimum operating voltage (V
0.7V. Below this minimum operating voltage the output
is undefined. During power-up (or anytime V
fallen below V
V
will become valid. V
while V
+ V
assume its inactive state (high for TC54VC, open-drain
for TC54VN).
IN
V
DET
HYST
rises above V
INMIN
+
). If the input rises above V
< V
OUT
INMIN
IN
) will stay valid until the input voltage
INMIN
< V
), V
OUT
Release Voltage
or RESET Voltage
DET
OUT
. Once this occurs, the output
will be in its active-low state,
+ (therefore, V
will remain undefined until
DET
DS21434H-page 5
+, the output will
DET
TC54
+ = V
INMIN
IN
DET
has
) of
–