參數(shù)資料
型號: SP485CN-L
廠商: Exar Corporation
文件頁數(shù): 9/11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(qū)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: 1016-1167-5
7
Exar Corporation 48720 Kato Road, Fremont CA, 94538 50-668-707 www.exar.com
SP483_SP485_0_0627
Figure 6. Driver Enable and Disable Times
Figure 8. Receiver Enable and Disable Times
+3V
0V
DE
5V
VOL
A,B
0V
1.5V
tZL
tZH
VOH
A,B
2.3V
tLZ
tHZ
0.5V
Output normally LOW
Output normally HIGH
fSP485 = 1MHz;
tR ≤10ns; tF ≤10ns
fSP483 = 100kHz;
SWITCHING WAVEFORMS
FUNCTION TRUTH TABLES
INPUTS
OUTPUTS
RE
DE
DI
LINE
CONDITION
A
B
X
No Fault
0
X
0
No Fault
0
X
0
X
Z
X
X
Fault
Z
Table . Transmit Function Truth Table
INPUTS
OUTPUTS
RE
DE
A - B
R
0
+0.2V
0
-0.2V
0
Inputs Open
0
X
Z
Table 2. Receive Function Truth Table
VOH
VOL
R
1.5V
tPHL
OUTPUT
VOD2+
VOD2
A – B
0V
tPLH
INPUT
fSP485 = 1MHz;
tR ≤10ns; tF ≤10ns
fSP483 = 100kHz;
tSKEW= |tPLH - tPHL|
+3V
0V
5V
0V
1.5V
tZL
tZH
R
1.5V
tLZ
tHZ
0.5V
Output normally LOW
Output normally HIGH
VIL
VIH
R
RE
fSP485 = 1MHz;
tR ≤10ns; tF ≤10ns
fSP483 = 100kHz;
Figure 7. Receiver Propagation Delays
相關PDF資料
PDF描述
SP3238ECY-L/TR IC TXRX RS232 INTELLIGNT 28TSSOP
SP3078EEN-L/TR IC TXRX RS485/RS422 ESD 8NSOIC
SP3072EEN-L/TR IC TXRX RS485/RS422 ESD 8NSOIC
97-3102A-20-15P CONN RECEPT BOX MNT 7POS W/PINS
SP3070EEN-L/TR IC TXRX RS485/RS422 ESD 14NSOIC
相關代理商/技術(shù)參數(shù)
參數(shù)描述
SP485CN-L 制造商:Exar Corporation 功能描述:IC RS-485 TRANSCEIVER 5.25V NSOIC-8
SP485CN-L/TR 功能描述:RS-485接口IC Low Pwr Half-Duplex 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
SP485CS 制造商:Exar 功能描述:Single Transmitter/Receiver RS-485 8-Pin PDIP Bulk
SP485CS-L 功能描述:RS-485接口IC RS485 5000 kbps temp 0C to 70C 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
SP485CS-L 制造商:Exar Corporation 功能描述:IC TRANSEIVER RS-485 HALF DUPLEX