- 您现在的位置：买卖IC网 > PDF目录383322 > MAX1490BEPG (MAXIM INTEGRATED PRODUCTS INC) Complete, Isolated RS-485/RS-422 Data Interface PDF资料下载
参数资料
| 型号： | MAX1490BEPG |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | 通用总线功能 |
| 英文描述： | Complete, Isolated RS-485/RS-422 Data Interface |
| 中文描述： | LINE TRANSCEIVER, PDIP24 |
| 封装： | PLASTIC, DIP-24 |
| 文件页数： | 15/21页 |
| 文件大小： | 487K |
| 代理商： | MAX1490BEPG |
M
Complete, Isolated RS-485/RS-422
Data Interface
______________________________________________________________________________________
15
Figure 6. Driver Timing Test Load
OUTPUT
UNDER TEST
500
S1
S2
ISO V
CC
_
C
L
Figure 7. Driver Propagation Delays and Transition Times
DI
′
0V
B
A
V
O
0V
-V
O
V
O
t
PLH
1/2 V
O
10%
t
R
90%
90%
t
PHL
1/2 V
O
10%
t
F
V
DIFF
= V (A) - V (B)
V
DIFF
V
CC_
- 0.4V
V
CC_
- 0.4V
2
t
SKEW =
t
PLH
- t
PHL
V
CC_
- 0.4V
2
Figure 8. Driver Enable and Disable Times
OUTPUT NORMALLY LOW
OUTPUT NORMALLY HIGH
0V
A, B
V
OL
A, B
0V
V
OL
+ 0.5V
V
CC_
- 0.4V
2
V
CC_
- 0.4V
2
V
CC_
-0.4V
V
OH
- 0.5V
2.3V
2.3V
t
ZL
t
LZ
t
ZH
t
HZ
DE
′
Figure 9. Times to/from Shutdown
OUTPUT NORMALLY LOW
OUTPUT NORMALLY HIGH
2.4V
SD
0.8V
A, B
V
OL
A, B
0V
1.6V
1.6V
V
OL
+ 0.5V
V
OH
- 0.5V
2.3V
2.3V
t
ZL(SHDN)
t
SHDN
t
ZH(SHDN)
t
SHDN
Figure 10. Receiver Propagation Delays
V
OH
V
OL
-V
ID
V
ID
1.5V
0V
1.5V
1.5V
1.5V
MAX1480A/B/C
OUTPUT
MAX1490A/B
OUTPUT
INPUT
0V
RO
RO V
OH
V
OL
V
A
- V
B
t
PHL
t
PLH
t
PLH
t
PHL
t
SKEW
=
t
PLH -
t
PHL
Switching Waveforms
____________________________________________________Test Circuits (continued)
相关PDF资料 |
PDF描述 |
|---|---|
| MAX1490E | 15kV ESD-Protected, Isolated RS-485/RS-422 |
| MAX1490EACPG | 15kV ESD-Protected, Isolated RS-485/RS-422 |
| MAX1480AEPI | Complete, Isolated RS-485/RS-422 Data Interface |
| MAX1480BEPI | Complete, Isolated RS-485/RS-422 Data Interface |
| MAX1480CEPI | Complete, Isolated RS-485/RS-422 Data Interface |
相关代理商/技术参数 |
参数描述 |
|---|---|
| MAX1490BEPG+ | 功能描述:RS-422/RS-485 接口 IC Isolated RS-485/422 Data Interface RoHS:否 制造商:Maxim Integrated 数据速率:1136 Kbps 工作电源电压:3 V to 5.5 V 电源电流:5.9 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-28 封装:Tube |
| MAX1490EACPCS | 制造商:Maxim Integrated Products 功能描述: |
| MAX1490EACPG | 功能描述:RS-422/RS-485 接口 IC RoHS:否 制造商:Maxim Integrated 数据速率:1136 Kbps 工作电源电压:3 V to 5.5 V 电源电流:5.9 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-28 封装:Tube |
| MAX1490EACPG+ | 功能描述:RS-422/RS-485 接口 IC Isolated RS-485/422 Data Interface RoHS:否 制造商:Maxim Integrated 数据速率:1136 Kbps 工作电源电压:3 V to 5.5 V 电源电流:5.9 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-28 封装:Tube |
| MAX1490EAEPG | 功能描述:RS-422/RS-485 接口 IC RoHS:否 制造商:Maxim Integrated 数据速率:1136 Kbps 工作电源电压:3 V to 5.5 V 电源电流:5.9 mA 工作温度范围:- 40 C to + 85 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-28 封装:Tube |
发布紧急采购，3分钟左右您将得到回复。