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PDF IN1232 Data sheet ( Hoja de datos )
| Número de pieza | IN1232 | |
| Descripción | Low power Micro Monitor Chip | |
| Fabricantes | IK Semiconductor | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de IN1232 (archivo pdf) en la parte inferior de esta página. Total 7 Páginas | ||
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et4U.comPOWER SUPPLY CONTROL
heWITH BUILT-IN WATCHDOG TIMER
.DataSIN1232 is designed to monitor power supply within the system of
reset signal generation for
wwmicroprocessors. It is used in monitor systems for controlling
w various processes and entities.
TECHNICAL DATA
IN1232
Packaged in 8-pin SOP or DIP.
mFeatures:
.co• Rated supply voltage 5.0 V
• Accurate 5% or 10% microprocessor power supply monitoring
U• Programming of watchdog timer overflow time
• Generation of reset signals at power on for correct microproces
t4sor start.
ORDERING INFORMATION
IL1232N Plastic
IL1232D SOIC
TA = -40° to 85° C for all packages.
eThe chip contains reference voltage source, analog comparator,
eWatchdog timer, circuit for monitoring power supply deviation accuracy.
.
ShFunctions:
ta• Reset signal generation after power failure/ error
a• Reset signal generation from external “RESET” pushbutton
• Reset signal generation from watchdog timer
PBRST 01
TD 02
TOL 03
GND 04
08 Vcc
07 ST
06 RST
05 RST
.D Fig 1 – PIN ASSIGNMENT
wwwTable 1 – Absolute maximum ratings
Symbol
VСС
VIH
VIL
ТA
Tstg
Parameter
Supply voltage
Input voltage, high level
Input voltage, low level
Operating temperature range
Storage temperature
Typical
mMin Max
.co- 7.0
U- 7.0
t4-1.0 -
e-40 +85
www.DataShe-60 +125
Units
V
V
V
°С
°С
1
1 page  
tF
VCC
4.75 V
4.5 V
4.25 V
____
RST
tRPD
RST
VOH
tF ≥10 VµsOL
tRPD ≤175 µs
Fig. 4 – Timing diagram: power error / down to VCCTP
IN1232
VCC
RST
RST
4.25 V
tR
4.75 V
VCCTP
tRPU
VOH
tR ≥1 µs
250 ms≤ tRPU ≤1000 ms
Fig. 5 – Timing diagram: Power-Up/ Stable
VOL
5
5 Page | ||
| Páginas | Total 7 Páginas | |
| PDF Descargar | [ Datasheet IN1232.PDF ] | |
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