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參數(shù)資料
| 型號： | TL77-AC |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | SUPPLY VOLTAGE SUPERVISORS |
| 中文描述： | 電源電壓監(jiān)控器 |
| 文件頁數(shù)： | 1/7頁 |
| 文件大?。?/td> | 67K |
| 代理商： | TL77-AC |
TL7700 A Series
August1996
SUPPLY VOLTAGE SUPERVISORS
.
POWER-ONRESET GENERATOR
.
AUTOMATIC RESET GENERATION AFTER
VOLTAGEDROP
.
WIDE SUPPLY VOLTAGE RANGE ... 3V TO
TEMPERATURE-COMPENSATED VOLTAGE
REFERENCE
.
TRUE AND COMPLEMENT RESETOUTPUTS
.
EXTERNALLYADJUSTABLEPULSE WIDTH
18V
.
PRECISIONVOLTAGESENSOR
N
Minidip
DESCRIPTION
TheTL7700Aseriesaremonolithicintegratedcircuit
supplyvoltagesupervisorsspecificallydesi-gnedfor
use as reset controllers in microcomputer and mi-
croprocessorsystems.During power-upthedevice
teststhesupplyvoltageand keepstheRESETand
RESET outputsactive (high and low, respectively)
as long as the supply voltage has not reached its
nominal voltage value. Taking RESIN low has the
sameeffect.Toensurethatthemicrocomputersys-
temhasreset,theTL7700Atheninitiatesaninternal
timedelaythatdelaysthereturnoftheresetoutputs
totheirinactivestates.Sincethetimedelayformost
microcomputersandmicroprocessorsisintheorder
of several machinecycles, the device internaltime
delayis determinedby an externaltimedelayisde-
terminedby an externalcapacitorconnectedto the
C
T
input(pin3).
t
d
=1.3 x 10
4
x C
T
Where: C
T
is in farads(F) and t
d
inseconds (s). In
addition,when the supply voltage drops below the
nominal value, the outputs will be active until the
supplyvoltagereturns to the nominalvalue. An ex-
ternalcapacitor(typically0.1
μ
F)mustbeconnected
to theREF output(pin 1) to reducetheinfluenceof
fasttransientsin the supply voltage.
The TL7700AIseries is characterizedforoperation
from–25
o
C to85
o
C ;theTL7700ACseriesis char-
acterizedfrom 0
o
C to70
o
C.
D
SO8
ORDERING NUMBERS
Temperature Range
0 to 70
o
C
-25 to 85
o
C
Minidip
TL77XXACP
TL77XXAIP
S08
TL77XXACD
TL77XXAID
PIN CONNECTION
(top view)
1/7
相關(guān)PDF資料 |
PDF描述 |
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| TL7709A | SUPPLY VOLTAGE SUPERVISORS |
| TL7702A | SUPPLY VOLTAGE SUPERVISORS |
| TL7702AIP | SUPPLY VOLTAGE SUPERVISORS |
| TL7712A | SUPPLY VOLTAGE SUPERVISORS |
| TL7715A | SUPPLY VOLTAGE SUPERVISORS |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TL77-AI | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SUPPLY VOLTAGE SUPERVISORS |
| TL77XXACD | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SUPPLY VOLTAGE SUPERVISORS |
| TL77XXACP | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SUPPLY VOLTAGE SUPERVISORS |
| TL77XXAID | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SUPPLY VOLTAGE SUPERVISORS |
| TL77XXAIP | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SUPPLY VOLTAGE SUPERVISORS |
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