|
ETC |
Timing Circuit
The IN555 monolithic timing circuit is a highly stable controller
capable of producing accurate time delays, or oscillation.
• Direct Replacement for NE555 Timers
• Timing From Microseconds Through Hours
• Operates in Both Astable and Monostable Modes
• High Current Output Can Source or Sink 200 mA
TECHNICAL DATA
IN555
PIN ASSIGNMENT
ORDERING INFORMATION
IN555N Plastic
IN555D SOIC
TA = -10° to 70° C for
all packages
LOGIC DIAGRAM
1
IN555
MAXIMUM RATINGS*
Symbol
Parameter
VCC Supply Voltage
Tstg Storage Temperature
Value
18
-60 to +85
Unit
V
°C
RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
VCC Supply Voltage
TA Operating Temperature, All Package Types
Min Max Unit
4.5 16
V
-10 +70 °C
ELECTRICAL CHARACTERISTICS(TA =+25°C)
Symbol
Parameter
Test Conditions
ICC Supply Current
Timing Error
Vth Threshold Voltage
VCC=5.0 V, RL =∞
VCC=15 V, RL=∞
R=1.0 kΩ to 100 kΩ
Initial Accuracy C = 0.1 µF
VCC=5.0 V and VCC=15 V
VCC=5.0 V
VCC=15 V
VT Trigger Voltage
IT Trigger Current
VR Reset Voltage
VCC=5.0 V
VCC=15 V
V02=0 V, VCC=15 V
V02=15 V, VCC=15 V
VCC=15 V
IR Reset Current
V04=0 V, VCC=15 V
V04=15 V, VCC=15 V
Ith Threshold Current (Note 1) V06=0 V, VCC=15 V
V06=10 V, VCC=15 V
Idis Discharge Leakage Current (Pin VCC=15 V, V07=15 V
7)
VREF Control Voltage Level
VCC=15 V
VCC=5.0 V
VOL Output Voltage Low
(VCC=15 V)
Isink=10 mA,
Isink=50 mA,
Isink=100 mA,
VCC=5.0 V, Isink=5.0 mA
VOH Output Voltage High
Isource=200 mA,VCC=15 V
Isource=100 mA, VCC=15 V
Isource=100 mA, VCC=5.0 V
tOLH Rise Time of Output
VCC=15 V
tOHL Fall Time of Output
VCC=15 V
Note 1. This will determine the maximum value of RA + RB for 15 V operation.
The maximum total R=20 MΩ.
Guaranteed Limits
Min Max
6.0
15
4
2.6
9
1.1
4.5
0.4
9.0
2.6
12
12.75
2.75
4.0
11
2.2
5.6
-2
0.5
1.0
-0.4
0.5
-0.5
0.25
100
11
4.0
0.25
0.75
2.3
0.35
150
150
Unit
mA
%
V
V
µA
V
mA
µA
µA
nA
V
V
V
ns
ns
2
|