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PRODUCTS PRODUCTS INDEX
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 RESET ICs
ICS
System Reset IC with delay
Monolithic IC PST89XB Series
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[Outline]
This IC is a reset IC for turning on/off power supply and power flicker in CPU or logic systems. This IC can change delay time by an external capacitor. Charging method of the capacitor, is current source type.
Current source type can reduce temperature fluctuations in the delay time.
td typ. ±6% (Ta=-40℃ to 105℃), It is ideal for a wide set the operating temperature range.


[Features]
1. Operating supply voltage
7V
2. Detecting voltage accuracy
±1.0%
3. Low supply current
0.35µA typ.
4. Operating supply voltage
0.95 to 6.5V
5. Operating temperature
-40 to +105℃
6. Reset voltage rank
1.6 to 5.2V (0.1V step)
7. Reset temperature coefficient
±100ppm/℃ typ.
8. Current source
100nA typ.
9. Output type
Open drain, CMOS


[Packages]


[Applications]
1. The reset of CPU and MPU and logic circuit
2. Battery voltage check
3. Back-up circuit
4. Level detector


[Pin Assignment]
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SC-82ABB
(TOP VIEW)
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1
GND
2
VDD
3
CD
4
OUT
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SOT-25A
(TOP VIEW)
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1
OUT
2
VDD
3
GND
4
NC
5
CD


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[NOTE]
-Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.
-The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.
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