IL1232D Просмотр технического описания (PDF) - IK Semicon Co., Ltd
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IL1232D Datasheet PDF : 7 Pages
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IN1232
Table 4 – AC electrical characteristics (Тamb = from -40 to +85 °С)
Symbol
tTD1
tTD2
tTD3
tPDLY
tRST
tRPD
tRPU
Parameter
Test conditions
Watchdog timer overflow
time
PBRST stable low to RST
and RST
Reset active time
VCC fail detect to RST and
RST
VCC detect to RST and RST
transition
VCC =5.0 V±10%
tST≥20 ns
TD = GND
TD disconnected
TD = VCC
VCC =5.0 V±10%
tPB≥20 ms
VCC =5.0 V±10%
tPB≥20 ms
VCC =from 5.0 to
4.0 V
tF≥10 µs
VCC = from 5.0 to
4.0 V
tR≥1 µs
Typical
min
max
62.5
250
250
1000
500
2000
-
20
250
1000
-
175
250
1000
Units
ms
ms
ms
ms
ms
µs
ms
Table 5 – Pin description
Pin
Symbol
01
PBRST
02
TD
03
TOL
04
GND
05
RST
06
RST
07
ST
08
VCC
Description
Pushbutton reset input
Time Delay Set
Selects 5% or 10% VCC Detect
Ground
Reset output (Active High)
Reset output (Active Low, open drain)
Strobe Input
Supply output from voltage source
3
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