V
參數(shù)資料
型號(hào): SP483CN-L
廠商: Exar Corporation
文件頁(yè)數(shù): 8/11頁(yè)
文件大小: 0K
描述: IC TXRX RS485 HALF DUPLEX 8NSOIC
標(biāo)準(zhǔn)包裝: 98
類(lèi)型: 收發(fā)器
驅(qū)動(dòng)器/接收器數(shù): 1/1
規(guī)程: RS485
電源電壓: 5V
安裝類(lèi)型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SOICN
包裝: 管件
其它名稱(chēng): 1016-1160-5
6
Exar Corporation 48720 Kato Road, Fremont CA, 94538 50-668-707 www.exar.com
SP483_485_0_0627
PIN FUNCTION
TEST CIRCUITS
A
B
R
VOD
VOC
Figure . Driver DC Test Load Circuit
C
L1
15pF
RO
A
B
A
B
DI
C
L2
R
L
Figure 3. RS-485 Driver/Receiver Timing Test
500
CL
Output
Under
Test
S1
S2
VCC
Figure 4. Driver Timing Test Load #2 Circuit
Figure 2. 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
Figure 5. Driver Propagation Delays
+3V
0V
DRIVER INPUT
A
B
DRIVER
OUTPUT
VO+
DIFFERENTIAL
OUTPUT
VA –VB
0V
VO
1.5V
tPLH
tF
tR
fSP485 = 1MHz;
tR ≤10ns; tF ≤10ns
VO 1/2VO
1/2VO
tPHL
t SKEW = |t DPLH- tDPHL|
tDPLH
tDPHL
fSP483 = 100kHz;
相關(guān)PDF資料
PDF描述
ADM3101EACPZ-250R7 IC TXRX RS-232 3.3V 15KV 12LFCSP
MX7534KN+ IC DAC 14BIT MPU COMP 20-DIP
SP485RCP-L IC TXRX RS485 HALF DUPLEX 8PDIP
MAX547ACMH+ IC DAC 13BIT OCTAL PAR 44-MQFP
JBXFD0G03MSSDSMR CONN PLUG 3POS STRAIGHT SOLDER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SP483CN-L 制造商:Exar Corporation 功能描述:IC RS-485 TRANSCEIVER 5.25V NSOIC-8 制造商:Exar Corporation 功能描述:IC, RS-485 TRANSCEIVER, 5.25V, NSOIC-8
SP483CN-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(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube
SP483CS 制造商:SIPEX 制造商全稱(chēng):Sipex Corporation 功能描述:Low Power Half-Duplex RS-485 Transceivers
SP483CS-L 功能描述:RS-485接口IC RS485 250 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(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube
SP483E 制造商:SIPEX 制造商全稱(chēng):Sipex Corporation 功能描述:Enhanced Low EMI Half-Duplex RS-485 Transceiver