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Электронный компонент: TS555CD

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TS555C,I,M
LOW POWER SINGLE CMOS TIMERS
January 1999
.
VERY LOW POWER CONSUMPTION :
.
100
A typ at V
CC
= 5V
.
HIGH MAXIMUM ASTABLE FREQUENCY
2.7MHz
.
PIN-TO-PIN AND FUNCTIONALLY
COMPATIBLE WITH BIPOLAR NE555
.
VOLTAGE RANGE : +2V to +18V
.
HIGH OUTPUT CURRENT CAPABILITY
.
SUPPLY
CURRENT
SPIKES
REDUCED
DURING OUTPUT TRANSITIONS
.
HIGH INPUT IMPEDANCE : 10
12
.
OUTPUT COMPATIBLE WITH TTL,CMOS
AND LOGIC MOS
N
DIP8
(Plastic Package)
D
SO8
(Plastic Micropackage)
1
2
3
4
8
7
6
5
GND
Trigger
Output
Reset
CC
Control
Voltage
V
Discharge
Threshold
PIN CONNECTIONS (top view)
ORDER CODES
Part Number
Temperature
Range
Package
N
D
P
TS555C
0
o
C, +70
o
C
q
q
q
TS555I
-40, +125
o
C
q
q
q
TS555M
-55, +125
o
C
q
q
q
Examples : TS555CD , TS555IN
DESCRIPTION
The TS555 is a single CMOS timer which offers
very low consumption (Icc
(TYP)
TS555 = 100
A
Icc
(TYP)
NE555 = 3mA) and high frequency
(f
(max.)
TS555 = 2.7MHz - f
(max.)
NE555 = 0.1 MHz)
Thus, either in Monostable or Astable mode, timing
remains very accurate.
The TS555 provides reduced supply current spikes
during output transitions, which enables the use of
lower decoupling capacitors compared to those
required by bipolar NE555.
Timing capacitors can also be minimized due to
high input impedance (10
12
).
P
TSSOP8
(Thin Shrink Small Outline Package)
1/12
RESET
TRIGG ER
THRESHOLD
OUTPUT
Low
x
x
Low
High
Low
x
High
High
High
High
Low
High
High
Low
Previous State
LOW
Level Voltage
Min voltage specified
HIGH
Level Voltage
Max voltage specified
X
Irrelevant
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
Unit
V
CC
Supply Voltage
+18
V
T
J
Junction Temperature
+150
o
C
THERMAL CHARACTERISTICS
Symbol
Parameter
Value
Unit
T
OPER
Operating Temperature Range
TS555C
TS555I
TS555M
0 to +70
-40 to +125
-55 to +125
o
C
T
STG
Storage Temperature Range
-65 to +150
o
C
Output
Dis charge
Ground
Tr igger
Control
Vol tage
Thres hold
V
CC
R eset
1
6
5
2
8
4
R
R
R
B
A
R1
R
S
Q
+
-
+
-
7
3
TS555
BLOCK DIAGRAM
TS555C,I,M
2/12
R1
50k
1
R2
50k
R3
50k
R4
50k
R5
50k
R6
50k
2
4
Threshold
5
6
7
14
8
9
15
16
17
18
19
Trigger
24
22
23
28
29
32
35
33
Discharge
Output
10
11
12
13
20
21
26
25
27
30
31
34
GND
RESET
V
CC
R7
Control
Voltage
SCHEMATIC DIAGRAM
TS555C,I,M
3/12
STATIC ELECTRICAL CHARACTERISTICS
V
CC
= +2V, T
amb
= +25
o
C, Reset to V
CC
(unless otherwise specified)
Symbol
Parameter
TS555C-TS555I-TS555M
Unit
Min.
Typ
Max.
I
CC
Supply Current (no load, High and Low States)
T
amb
= + 25
o
C
T
min
.
T
amb
T
max
.
65
200
200
A
V
CL
Control Voltage
T
amb
= + 25
o
C
T
min
.
T
amb
T
max
.
1.2
1.1
1.3
1.4
1.5
V
V
dis
Discharge Saturation Voltage (I
dis
= 1mA)
T
amb
= + 25
o
C
T
min
.
T
amb
T
max
.
0.05
0.2
0.25
V
V
OL
Low Level Output Voltage (I
sink
= 1mA)
T
amb
= + 25
o
C
T
min
.
T
amb
T
max
.
0.1
0.3
0.35
V
V
OH
High Level Output Voltage (I
source
= -0.3mA)
T
amb
= + 25
o
C
T
min
.
T
amb
T
max
.
1.5
1.5
1.9
V
V
trig
Trigger Voltage
T
amb
= + 25
o
C
T
min
.
T
amb
T
max
.
0.4
0.3
0.67
0.95
1.05
V
I
trig
Trigger Current
10
pA
I
TH
Threshold Current
10
pA
V
reset
Reset Voltage
T
amb
= + 25
o
C
T
min
.
T
amb
T
max
.
0.4
0.3
1.1
1.5
2.0
V
I
reset
Reset Current
10
pA
I
dis
Discharge Pin Leakage Current
1
100
nA
OPERATING CONDITIONS
Symbol
Parameter
Value
Unit
V
CC
Supply Voltage
+2 to +16
V
TS555C,I,M
4/12
STATIC ELECTRICAL CHARACTERISTICS (continued)
V
CC
= +5V, T
amb
= +25
o
C, Reset to V
CC
(unless otherwise specified)
Symbol
Parameter
TS555C-TS555I-TS555M
Unit
Min.
Typ
Max.
I
CC
Supply Current (no load, High and Low States)
T
amb
= + 25
o
C
T
min
.
T
amb
T
max
.
110
250
250
A
V
CL
Control Voltage
T
amb
= + 25
o
C
T
min
.
T
amb
T
max
.
2.9
2.8
3.3
3.8
3.9
V
V
dis
Discharge Saturation Voltage (I
dis
= 10mA)
T
amb
= + 25
o
C
T
min
.
T
amb
T
max
.
0.2
0.3
0.35
V
V
OL
Low Level Output Voltage (I
sink
= 8mA)
T
amb
= + 25
o
C
T
min
.
T
amb
T
max
.
0.3
0.6
0.8
V
V
OH
High Level Output Voltage (I
source
= -2mA)
T
amb
= + 25
o
C
T
min
.
T
amb
T
max
.
4.4
4.4
4.6
V
V
trig
Trigger Voltage
T
amb
= + 25
o
C
T
min
.
T
amb
T
max
.
1.36
1.26
1.67
1.96
2.06
V
I
trig
Trigger Current
10
pA
I
TH
Threshold Current
10
pA
V
reset
Reset Voltage
T
amb
= + 25
o
C
T
min
.
T
amb
T
max
.
0.4
0.3
1.1
1.5
2.0
V
I
reset
Reset Current
10
pA
I
dis
Discharge Pin Leakage Current
1
100
nA
TS555C,I,M
5/12