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| 型號： | SNJ54LV221AJ |
| 廠商： | Texas Instruments, Inc. |
| 元件分類： | 通用總線功能 |
| 英文描述： | Small Signal NPN; Package: SOT-23 (TO-236) 3 LEAD; No of Pins: 3; Container: Tape and Reel; Qty per Container: 3000 |
| 中文描述： | 施密特觸發(fā)輸入與雙單穩(wěn)態(tài)多頻振蕩器 |
| 文件頁數(shù)： | 11/19頁 |
| 文件大?。?/td> | 436K |
| 代理商： | SNJ54LV221AJ |
SCLS450G DECEMBER 1999 REVISED APRIL 2005
11
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
Figure 3
OUTPUT PULSE DURATION
vs
EXTERNAL TIMING CAPACITANCE
1.00E+07
t
w
1.00E+06
1.00E+05
1.00E+04
1.00E+03
1.00E+02
CT External Timing Capacitance pF
101
102
103
104
105
VCC = 3 V
TA = 25
°
C
RT = 1 M
RT = 100 k
RT = 10 k
RT = 1 k
Figure 4
OUTPUT PULSE DURATION
vs
EXTERNAL TIMING CAPACITANCE
1.00E+07
t
w
1.00E+06
1.00E+05
1.00E+04
1.00E+03
1.00E+02
CT External Timing Capacitance pF
101
102
103
104
105
RT = 1 M
RT = 100 k
RT = 10 k
RT = 1 k
VCC = 4.5 V
TA = 25
°
C
tw = 866 ns at:
VCC = 5 V
RT = 10 k
CT = 50 pF
TA = 25
°
C
60
40
20
0
20
40
60
80
100
120
140
160
VCC = 2.5 V
VCC = 3 V
VCC = 3.5 V
VCC = 4 V
VCC = 5 V
VCC = 6 V
VCC = 7 V
180
6%
4%
2%
0%
2%
4%
6%
8%
10%
12%
14%
Temperature
°
C
V
VARIATION IN OUTPUT PULSE DURATION
vs
TEMPERATURE
Figure 5
Operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied.
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