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参数资料
| 型号： | TLC555MFK |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 模拟波形发生器 |
| 英文描述： | PULSE; RECTANGULAR, 1.2 MHz, TIMER, CQCC20 |
| 封装： | CERAMIC, LCC-20 |
| 文件页数： | 20/24页 |
| 文件大小： | 726K |
| 代理商： | TLC555MFK |
TLC555
LinCMOS TIMER
SLFS043F SEPTEMBER 1983 REVISED FEBRUARY 2005
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics at specified free-air temperature, VDD = 2 V for TLC555C, VDD = 3 V for
TLC555I
PARAMETER
TEST
TA
TLC555C
TLC555I
UNIT
PARAMETER
TEST
CONDITIONS
TA
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
VIT
Threshold voltage
25
°C
0.95
1.33
1.65
1.6
2.4
V
VIT
Threshold voltage
Full range
0.85
1.75
1.5
2.5
V
IIT
Threshold current
25
°C
10
pA
IIT
Threshold current
MAX
75
150
pA
VI(TRIG)
Trigger voltage
25
°C
0.4
0.67
0.95
0.71
1
1.29
V
VI(TRIG)
Trigger voltage
Full range
0.3
1.05
0.61
1.39
V
II(TRIG)
Trigger current
25
°C
10
pA
II(TRIG)
Trigger current
MAX
75
150
pA
VI(RESET)
Reset voltage
25
°C
0.4
1.1
1.5
0.4
1.1
1.5
V
VI(RESET)
Reset voltage
Full range
0.3
2
0.3
1.8
V
II(RESET)
Reset current
25
°C
10
pA
II(RESET)
Reset current
MAX
75
150
pA
Control voltage (open circuit) as
a percentage of supply voltage
MAX
66.7%
Discharge switch on-stage
IOL = 1 mA
25
°C
0.03
0.2
0.03
0.2
V
Discharge switch on-stage
voltage
IOL = 1 mA
Full range
0.25
0.375
V
Discharge switch off-stage
25
°C
0.1
nA
Discharge switch off-stage
current
MAX
0.5
120
nA
VOH
High-level output voltage
IOH = 300 A
25
°C
1.5
1.9
2.5
2.85
V
VOH
High-level output voltage
IOH = 300 A
Full range
1.5
2.5
V
VOL
Low-level output voltage
IOL = 1 mA
25
°C
0.07
0.3
0.07
0.3
V
VOL
Low-level output voltage
IOL = 1 mA
Full range
0.35
0.4
V
IDD
Supply current
See Note 2
25
°C
250
A
IDD
Supply current
See Note 2
Full range
400
500
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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