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參數(shù)資料
| 型號(hào)： | MAX1483 |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | Low Power, Slew-Rate-Limited RS-486 Transceivers(250kbps，半雙工，RS-485收發(fā)器) |
| 中文描述： | 20µA、1/8單位負(fù)載、限擺率、RS-485收發(fā)器 |
| 文件頁(yè)數(shù)： | 7/12頁(yè) |
| 文件大小： | 142K |
| 代理商： | MAX1483 |
M
20μA,
1
8
-Unit-Load, S lew-Rate-Limited
RS -485 Transc eivers
_______________________________________________________________________________________
7
Figure 5. Driver Propagation Delays
Figure 8. Receiver Enable and Disable Times
Figure 7. Receiver Propagation Delays
Figure 6. Driver Enable and Disable Times
DI
3V
0V
Z
Y
V
O
0V
-V
O
V
O
1.5V
t
PLH
1/2 V
O
10%
t
R
90%
90%
t
PHL
1.5V
1/2 V
O
10%
t
F
V
DIFF
= V (Y) - V (Z)
V
DIFF
t
SKEW =
|t
PLH
- t
PHL
|
V
OH
V
OL
V
ID
-V
ID
1.5V
0V
1.5V
OUTPUT
INPUT
0V
RO
A-B
t
PLH
t
PHL
OUTPUT NORMALLY LOW
OUTPUT NORMALLY HIGH
3V
0V
V
CC
RO
RO
0V
1.5V
1.5V
V
OL
+ 0.5V
V
OH
- 0.5V
1.5V
1.5V
t
ZL(SHDN)
, t
ZL
t
LZ
t
ZH(SHDN)
, t
ZH
t
HZ
RE
OUTPUT NORMALLY LOW
OUTPUT NORMALLY HIGH
3V
0V
Y, Z
V
OL
Y, Z
0V
1.5V
1.5V
V
OL
+ 0.5V
V
OH
- 0.5V
2.3V
2.3V
t
ZL(SHDN)
, t
ZL
t
LZ
t
ZH(SHDN)
, t
ZH
t
HZ
DE
_______________________________________________________S witc hing Waveforms
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