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SA555 Folha de dados(PDF) 2 Page - Diodes Incorporated

Nome de Peças SA555
Descrição Electrónicos  PRECISION TIMERS
PDF  14 Pages
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Fabricante Electrônico  DIODES [Diodes Incorporated]
Página de início  http://www.diodes.com
Logo DIODES - Diodes Incorporated

SA555 Folha de dados(HTML) 2 Page - Diodes Incorporated

  SA555 Datasheet HTML 1Page - Diodes Incorporated SA555 Datasheet HTML 2Page - Diodes Incorporated SA555 Datasheet HTML 3Page - Diodes Incorporated SA555 Datasheet HTML 4Page - Diodes Incorporated SA555 Datasheet HTML 5Page - Diodes Incorporated SA555 Datasheet HTML 6Page - Diodes Incorporated SA555 Datasheet HTML 7Page - Diodes Incorporated SA555 Datasheet HTML 8Page - Diodes Incorporated SA555 Datasheet HTML 9Page - Diodes Incorporated Next Button
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NE555/SA555/NA555
PRECISION TIMERS
NE555/SA555/NA555
Document number: DS35112 Rev. 4 - 2
2 of 14
www.diodes.com
February 2012
© Diodes Incorporated
Pin Descriptions
Pin Name
Pin Number
Description
GND
1
Ground
TRIG
2
Trigger set 1/3VCC
OUT
3
Timer output
RESET
4
Reset active low
CONT
5
External adjustment of internal threshold and trigger voltages
THRES
6
Threshold set to 2/3 VCC
DISCH
7
Low impedance discharge path
VCC
8
Chip supply voltage
Functional Block Diagram
RESET can override TRIG, which can override THRESH
Functional Table
Pin Name
Nominal Trigger
Voltage
Threshold
Voltage
Output
Discharge
Switch
GND
Irrelevant
Irrelevant
Low
On
TRIG
<1/3VCC
Irrelevant
High
Off
OUT
<1/3VCC
<2/3VCC
Low
On
RESET
<1/3VCC
<2/3VCC
As previously established



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