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參數(shù)資料
| 型號： | SP485REP-L |
| 廠商： | Exar Corporation |
| 文件頁數(shù)： | 3/9頁 |
| 文件大?。?/td> | 0K |
| 描述： | IC TXRX RS485 HALF DUPLEX 8PDIP |
| 標(biāo)準(zhǔn)包裝： | 50 |
| 類型： | 收發(fā)器 |
| 驅(qū)動器/接收器數(shù)： | 1/1 |
| 規(guī)程： | RS485 |
| 電源電壓： | 5V |
| 安裝類型： | 通孔 |
| 封裝/外殼： | 8-DIP（0.300"，7.62mm） |
| 供應(yīng)商設(shè)備封裝： | 8-PDIP |
| 包裝： | 管件 |
| 其它名稱： | 1016-1521-5 SP485REP-L-ND |
3
Exar Corporation 48720 Kato Road, Fremont CA, 94538 50-668-707 www.exar.com
SP485R_00_072309
PARAMETERS
MIN.
TYP.
MAX.
UNITS CONDITIONS
RS-485 RECEIVER DC Characteristics (continued)
Common Mode Range
-7.0
+2.0
Volts
Receiver Sensitivity
+/-0.2
Volts
-7V ≤ V
CM ≤ +12V
Input Impedance
20
50
k
-7V ≤ V
CM ≤ +12V
RS-485 RECEIVER AC Characteristics
Maximum Data Rate
Mbps
Propagation Delay; t
PHL
200
ns
See Figures 4 & 8, R
DIFF = 54,
C
L = CL2 = 00pF
Propagation Delay; t
PLH
200
ns
See Figures 4 & 8, R
DIFF = 54,
C
L = CL2 = 00pF
Differential Receiver Skew
60
ns
See Figures 4 & 8, R
DIFF = 54,
C
L = CL2 = 00pF,
t
SKEW = |tPHL - tPLH|
RS-485 DRIVER Enable / Disable Time
Driver Enable to Output Low
40
500
ns
C
L = 5pF, see Figures 5 and 7,
S
closed
Driver Enable to Output High
40
500
ns
C
L = 5pF, see Figures 5 and 7,
S
2 closed
Driver Disable Time from Low
40
500
ns
C
L = 5pF, see Figures 5 and 7,
S
closed
Driver Disable Time from High
40
500
ns
C
L = 5pF, see Figures 5 and 7,
S
2 closed
RS-485 RECEIVER Enable / Disable Time
Receiver Enable to Output Low
40
500
ns
C
L = 5pF, see Figures 3 and 9,
S
closed
Receiver Enable to Output High
40
500
ns
C
L = 5pF, see Figures 3 and 9,
S
2 closed
Receiver Disable from Low
40
500
ns
C
L = 5pF, see Figures 3 and 9,
S
closed
Receiver Disable from High
40
500
ns
C
L = 5pF, see Figures 3 and 9,
S
closed
POWER REQUIREMENTS
Supply Voltage V
CC
+4.75
+5.25
Volts
Supply Current I
CC, No Load
300
500
A
RE = Vcc or 0V, DE = 0V
Supply Current I
CC, No Load
500
900
A
RE = Vcc or 0V, DE = Vcc
ENVIRONMENTAL
Operating Temperature
Commercial (..C..)
0
+70
C
Industrial (..E..)
-40
+85
C
Storage Temperature
-65
+50
C
ELECTRICAL CHARACTERISTICS
Typically 25C @ V
CC = +5V unless otherwise noted.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SP485REP-L | 制造商:Exar Corporation 功能描述:TRANSEIVER RD-484 1/10 UNIT LOAD |
| SP486 | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Quad RS-485/RS-422 Line Drivers |
| SP486CS | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Quad RS-485/RS-422 Line Drivers |
| SP486CT | 制造商:Rochester Electronics LLC 功能描述: 制造商:Exar Corporation 功能描述: |
| SP486CT-L | 功能描述:RS-422/RS-485 接口 IC Quad RS-485/RS-422 Line Drivers RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)速率:1136 Kbps 工作電源電壓:3 V to 5.5 V 電源電流:5.9 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-28 封裝:Tube |
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