V
參數(shù)資料
型號: SP485REN-L
廠商: Exar Corporation
文件頁數(shù): 4/9頁
文件大?。?/td> 0K
描述: IC TXRX RS485 HALF DUPLEX 8NSOIC
標準包裝: 98
類型: 收發(fā)器
驅動器/接收器數(shù): 1/1
規(guī)程: RS485
電源電壓: 5V
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應商設備封裝: 8-SOICN
包裝: 管件
其它名稱: 1016-1178-5
4
Exar Corporation 48720 Kato Road, Fremont CA, 94538 50-668-707 www.exar.com
SP485R_00_072309
PIN FUNCTION
TEST CIRCUITS
A
B
R
VOD
VOC
Figure 2. Driver DC Test Load Circuit
C
L1
15pF
RO
A
B
A
B
DI
C
L2
R
L
Figure 4. RS-485 Driver/Receiver Timing Test
500
CL
Output
Under
Test
S1
S2
VCC
Figure 5. Driver Timing Test Load #2 Circuit
Figure 3. Receiver Timing Test Load Circuit
1k
CRL
Receiver
Output
S1
S2
Test Point
VCC
Pin - RO - Receiver Output
Pin 2 - RE - Receiver Output Enable Active LOW
Pin 3 - DE - Driver Output Enable Active HIGH
Pin 4 DI - Driver Input
Pin 5 - GND - Ground Connection
Pin 6 - A - Driver Output / Receiver input
Non-Inverting
Pin 7 - B - Driver Output / Receiver Input Inverting
Pin 8 - Vcc - Positive Supply 4.75V ≤ Vcc ≤ 5.25V
RECEIVER INPUT GRAPH
-7V
-3V
+6V
+12V
-0.6mA
+1.0mA
1 Unit Load
Maximum Input Current
versus voltage.
(Shaded region)
Standard SP485 Reciever
-7V
-3V
+6V
+12V
-60A
+100A
1/10 Unit Load
Maximum Input Current
versus voltage.
(Shaded region)
SP485R Reciever
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相關代理商/技術參數(shù)
參數(shù)描述
SP485REN-L/TR 功能描述:RS-485接口IC High-Fanout RS-485 RoHS:否 制造商:Texas Instruments 數(shù)據(jù)速率:250 Kbps 工作電源電壓:3.3 V 電源電流:750 uA 工作溫度范圍:- 40 C to + 125 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube
SP485REP 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:1/10th Unit Load RS-485 Transceiver
SP485REP-L 功能描述:RS-485接口IC High-Fanout RS-485 RoHS:否 制造商:Texas Instruments 數(shù)據(jù)速率:250 Kbps 工作電源電壓:3.3 V 電源電流:750 uA 工作溫度范圍:- 40 C to + 125 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube
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