TS555 Datasheet, PDF (2/12 Pages) STMicroelectronics – LOW POWER SINGLE CMOS TIMER

TS555
BLOCK DIAGRAM
VCC
8
Reset
4
R
Threshold 6
Control
Voltage ⁵
Trigger 2
+
-_A
R
+
-
B
R
1
Ground
R1
Q
R
S
TS555
3 Output
7 Discharge
FUNCTION TABLE
RESET
Low
High
High
High
TRIGGER
x
Low
High
High
LOW <-----> Level Voltage ≤ Min voltage specificed
HIGH <-----> Level Voltage ≥ Max voltage specificed
x
<-----> Irrelevant
THRESHOLD
x
x
High
Low
OUTPUT
Low
High
Low
Previous State
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
V_CC
Supply Voltage
T_j
Junction Temperature
T_stg
Storage Temperature Range
Power dissipation¹⁾
P_D
DIP8
SO8
TSSOP8
1. T_j = 150°C, T_amb = 25^oC with Rthja = 100^oC/W for DIP8 package
Rthja = 175^oC/W for SO8 package
Rthja = 200^oC/W for TSSOP8 package
Value
+18
+150
-65 to +150
1250
715
625
Unit
V
°C
°C
mW
OPERATING CONDITIONS
Symbol
V_CC
T_oper
Parameter
Supply Voltage
Operating Free Air Temperature Range
TS555C
TS555I
TS555M
Value
+2 to +16
0 to +70
-40 to +125
-55 to +125
Unit
V
°C
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