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| 型號： | TLC555MD |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | LinCMOSE TIMERS |
| 中文描述： | LinCMOSE定時器 |
| 文件頁數(shù)： | 5/19頁 |
| 文件大?。?/td> | 404K |
| 代理商： | TLC555MD |
SLFS043F SEPTEMBER 1983 REVISED FEBRUARY 2005
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics at specified free-air temperature, V
DD
= 2 V for TLC555C, V
DD
= 3 V for
TLC555I
PARAMETER
TEST
TLC555C
TYP
1.33
TLC555I
TYP
UNIT
CONDITIONS
TA
MIN
0.95
MAX
1.65
MIN
1.6
MAX
2.4
VIT
Threshold voltage
25
°
C
Full range
25
°
C
MAX
25
°
C
Full range
25
°
C
MAX
25
°
C
Full range
25
°
C
MAX
V
0.85
1.75
1.5
2.5
IIT
Threshold current
10
10
pA
75
150
VI(TRIG)
Trigger voltage
0.4
0.67
0.95
0.71
1
1.29
V
0.3
1.05
0.61
1.39
II(TRIG)
Trigger current
10
10
pA
75
150
VI(RESET)
Reset voltage
0.4
1.1
1.5
0.4
1.1
1.5
V
0.3
2
0.3
1.8
II(RESET)
Reset current
10
10
pA
75
150
Control voltage (open circuit) as
a percentage of supply voltage
MAX
66.7%
66.7%
Discharge switch on-stage
voltage
IOL = 1 mA
25
°
C
Full range
25
°
C
MAX
25
°
C
Full range
25
°
C
Full range
25
°
C
Full range
0.03
0.2
0.03
0.2
V
0.25
0.375
Discharge switch off-stage
current
0.1
0.1
nA
0.5
120
VOH
High-level output voltage
IOH = 300 A
1.5
1.9
2.5
2.85
V
1.5
2.5
VOL
Low-level output voltage
IOL = 1 mA
0.07
0.3
0.07
0.3
V
0.35
0.4
IDD
Supply current
See Note 2
250
400
250
500
μ
A
Full range is 0
°
C to 70
°
C for the TLC555C and 40
°
C to 85
°
C for the TLC555I. For conditions shown as MAX, use the appropriate value specified
in the recommended operating conditions table.
NOTE 2: These values apply for the expected operating configurations in which THRES is connected directly to DISCH or to TRIG.
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