- 您現(xiàn)在的位置：買(mǎi)賣(mài)IC網(wǎng) > PDF目錄296197 > HWD487MJA (Electronic Theatre Controls, Inc.) Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers PDF資料下載
參數(shù)資料
| 型號(hào)： | HWD487MJA |
| 廠商： | Electronic Theatre Controls, Inc. |
| 元件分類(lèi)： | RS-485 |
| 英文描述： | Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers |
| 中文描述： | 低功耗，限擺率限制RS-485/RS-422收發(fā)器 |
| 文件頁(yè)數(shù)： | 2/20頁(yè) |
| 文件大?。?/td> | 502K |
| 代理商： | HWD487MJA |
第1頁(yè)當(dāng)前第2頁(yè)第3頁(yè)第4頁(yè)第5頁(yè)第6頁(yè)第7頁(yè)第8頁(yè)第9頁(yè)第10頁(yè)第11頁(yè)第12頁(yè)第13頁(yè)第14頁(yè)第15頁(yè)第16頁(yè)第17頁(yè)第18頁(yè)第19頁(yè)第20頁(yè)
Low-Power, Slew-Rate-Limited
RS-485/RS-422 Transceivers
_______________________________________________________Switching Waveforms
DI
3V
0V
Z
Y
VO
0V
-VO
VO
1.5V
tPLH
1/2 VO
10%
tR
90%
tPHL
1.5V
1/2 VO
10%
tF
VDIFF = V (Y) - V (Z)
VDIFF
tSKEW = | tPLH - tPHL |
OUTPUT NORMALLY LOW
OUTPUT NORMALLY HIGH
3V
0V
Y, Z
VOL
Y, Z
0V
1.5V
VOL +0.5V
VOH -0.5V
2.3V
tZL(SHDN), tZL
tLZ
tZH(SHDN), tZH
tHZ
DE
VOH
VOL
VID
-VID
1.5V
0V
1.5V
OUTPUT
INPUT
0V
RO
A-B
tPLH
tPHL
OUTPUT NORMALLY LOW
OUTPUT NORMALLY HIGH
3V
0V
VCC
RO
0V
1.5V
VOL + 0.5V
VOH - 0.5V
1.5V
tZL(SHDN), tZL
tLZ
tZH(SHDN), tZH
tHZ
RE
_________________Function Tables (HWD481/HWD483/HWD485/HWD487/HWD1487)
Figure 8. Driver Propagation Delays
Figure 9. Driver Enable and Disable Times (except HWD488 and
HWD490)
Figure 10. Receiver Propagation Delays
Figure 11. Receiver Enable and Disable Times (except HWD488
and HWD490)
Table 1. Transmitting
Table 2. Receiving
INPUTS
OUTPUT
RE
DE
A-B
RO
0
1
0
> +0.2V
< -0.2V
Inputs open
X
1
0
1
High-Z
*
X = Don't care
High-Z = High impedance
* Shutdown mode for HWD481/HWD483/HWD487
INPUTS
OUTPUTS
RE
DE
DI
Z
Y
X
0
1
0
1
0
X
0
1
High-Z
*
1
0
High-Z
*
X = Don't care
High-Z = High impedance
* Shutdown mode for HWD481/HWD483/HWD487
10
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| HWD488 | Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers |
| HWD488CPA | Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers |
| HWD488CSA | Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers |
| HWD488EPA | Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers |
| HWD488ESA | Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HWD488 | 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers |
| HWD488C/D | 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers |
| HWD488CPA | 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers |
| HWD488CSA | 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers |
| HWD488CUA | 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:Low-Power, Slew-Rate-Limited RS-485/RS-422 Transceivers |
發(fā)布緊急采購(gòu)，3分鐘左右您將得到回復(fù)。