參數資料
型號: SN75140PS
廠商: Texas Instruments, Inc.
英文描述: DUAL LINE RECEIVER
中文描述: 雙線路接收器
文件頁數: 7/9頁
文件大?。?/td> 143K
代理商: SN75140PS
SN75140
DUAL LINE RECEIVER
SLLS080C – JANUARY 1977 – REVISED APRIL 1998
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
V
VI – Input Voltage – V
VI – Input Voltage – V
VO
ììììì
ììììì
ììììì
ììììì
0
RT = 3.9 k
OUTPUT VOLTAGE
vs
INPUT VOLTAGE
OUTPUT VOLTAGE
vs
INPUT VOLTAGE
ììììì
ììììì
ììììì
C
RT = 3.9 k
4
3
1
2
0
0
0.5
1
1.5
2
3
2.5
0.5
1.5
2.5
3.5
4
3
1
2
0
1.5
2
3
2.5
0.5
1.5
2.5
3.5
NOTE A: Slowly changing input levels from data lines, optical detectors, and other types of transducers can be converted to standard TTL
signals with this Schmitt-trigger circuit. R1, RF, and RT can be adjusted for the desired hysteresis and trigger levels.
Figure 7. Examples of Transfer Characteristics
COMSTRB
OUT
tw
COMSTRB
VCC
Vref
C
OUT
RF
R
SN75140
Figure 8. Gated Oscillator
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