參數(shù)資料
型號(hào): CA0555CE
廠商: Harris Corporation
元件分類: 定時(shí)器
英文描述: Timers for Timing Delays and Oscillator Application in Commercial, Industrial and Military Equipment
中文描述: 計(jì)時(shí)器的時(shí)間延誤和商業(yè),工業(yè)和軍事振蕩器應(yīng)用設(shè)備
文件頁(yè)數(shù): 5/6頁(yè)
文件大?。?/td> 84K
代理商: CA0555CE
5
Top Trace: Output voltage (2V/Div. and 0.5ms/Div.)
Bottom Trace: Capacitor voltage (1V/Div. and 0.5ms/Div.)
FIGURE 5. TYPICAL WAVEFORMS FOR REPEAT CYCLE TIMER
FIGURE 6. FREE RUNNING FREQUENCY OF REPEAT CYCLE
TIMER WITH VARIATION IN CAPACITANCE AND
RESISTANCE
Typical Performance Curves
NOTE: Where x is the decimal multiplier of the supply voltage.
FIGURE 7. MINIMUM PULSE WIDTH vs MINIMUM TRIGGER
VOLTAGE
2.0
T
A
= -55
o
C
FIGURE 8. SUPPLY CURRENT vs SUPPLY VOLTAGE
FIGURE 9. OUTPUT VOLTAGE DROP (HIGH STATE) vs
SOURCE CURRENT
FIGURE 10. OUTPUT VOLTAGE LOW STATE vs SINK
CURRENT
5V
0
3.3V
1.7V
0
t
2
t
1
100
10
0.1
0.01
0.001
C
μ
F
FREQUENCY (Hz)
10
-1
1
10
10
2
10
3
10
4
10
5
T
A
= 25
o
C, V+ = 5V
R
1
+ 2R
2
= 1k
10k
100k
1M
10M
1
MINIMUM TRIGGER (PULSE) VOLTAGE (x V+) (NOTE)
0.4
0.3
0.2
0.1
0
150
100
50
T
A
= -55
o
C
25
o
C
70
o
C
125
o
C
0
o
C
M
SUPPLY VOLTAGE (V)
S
15
12.5
10
7.5
5
2.5
0
10
9
8
7
6
5
4
3
2
1
T
A
= 125
o
C
25
o
C
50
o
C
SOURCE CURRENT (mA)
S
100
10
1
1.6
1.2
0.8
0.4
0
25
o
C
125
o
C
5V
V+
15V
SINK CURRENT (mA)
O
100
10
1
10.0
1.0
0.1
0.01
25
o
C
T
A
= -55
o
C
125
o
C
V+ = 5V
CA555, CA555C, LM555C
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