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SA555 Datasheet, PDF (3/6 Pages) NEC – PRECISION TIMERS
SA555
Advance
LINEAR INTEGRATED CIRCUIT
 ABSOLUTE MAXIMUM RATING over operating free-air temperature range (unless otherwise noted)
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage (Note 2)
VCC
18
V
Input Voltage
CONT, RESET, THRES, TRIG
VI
VCC
V
Output Current
IO
±225
mA
Operating Virtual Junction Temperature
TJ
150
°C
Storage Temperature
TSTG
-65~150
°C
Note: 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
2. All voltage values are with respect to GND.
 RECOMMENDED OPERATING CONDITIONS over operating free-air temperature range (unless
otherwise noted)
PARAMETER
Supply Voltage
Input Voltage
Output Current
Operating Free-Air Temperature
 THERMAL DATA
SYMBOL
VCC
VI
IO
TA
RATINGS
4.5~16
VCC
±200
-40~85
UNIT
V
V
mA
°C
PARAMETER
SYMBOL
RATINGS
UNIT
Package Thermal Impedance (Note 1, 2)
SOP-8
DIP-8
θJA
97
°C/W
85
°C/W
Notes: 1. Maximum power dissipation is a function of TJ(max), θJA, and TA. The maximum allowable power dissipation
at any allowable ambient temperature is PD=(TJ(max)-TA)/θJA. Operating at the absolute maximum TJ of
150°C can affect reliability.
2. The package thermal impedance is calculated in accordance with JESD 51-7.
 ELECTRICAL CHARACTERISTICS VCC=5V~5V, TA=25°C (unless otherwise noted)
PARAMETER
THRES Voltage Level
THRES Current (Note)
TRIG Voltage Level
TRIG Current
RESET Voltage Level
RESET Current
DISCH Switch Off-State Current
CONT Voltage (Open Circuit)
Low-Level Output Voltage
High-Level Output Voltage
SYMBOL
VTH
ITH
VTRIG
ITRIG
VRESET
IRESET
IDISCH
VCONT
VOL
VOH
TEST CONDITIONS
VCC=15V
VCC=5V
VCC=15V
VCC=5V
TRIG at 0V
RESET at VCC
RESET at 0V
VCC=15V
VCC=5V
VCC=15V, IOL=10mA
VCC=15V, IOL=50mA
VCC=15V, IOL=100mA
VCC=15V, IOL=200mA
VCC=5V, IOL=5mA
VCC=5V, IOL=8mA
VCC=15V, IOL=-100mA
VCC=15V, IOL=-200mA
VCC=5V, IOL=-100mA
MIN TYP MAX UNIT
8.8
10 11.2
V
2.4
3.3
4.2
V
30
250
nA
4.5
5
5.6
V
1.1 1.67 2.2
V
0.5
2
µA
0.3
0.7
1
V
0.1
0.4
mA
-0.4 -1.5 mA
20
100
nA
9
10
11
V
2.6
3.3
4
V
0.1 0.25
V
0.4 0.75
V
2
2.5
V
2.5
V
0.1 0.35
V
0.15 0.4
V
12.75 13.3
V
12.5
V
2.75 3.3
V
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R106-005.a