For more information www.linear.com/LTC485 SWITCHING TIME WAVEFORMS TEST CIRCUITS
參數(shù)資料
型號: LTC485CS8#TR
廠商: Linear Technology
文件頁數(shù): 11/14頁
文件大小: 0K
描述: IC TXRX INTRFC RS485 LOPWR 8SOIC
標準包裝: 2,500
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: 4.75 V ~ 5.25 V
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-SOIC
包裝: 帶卷 (TR)
其它名稱: LTC485CS8TR
LTC485
6
485fk
For more information www.linear.com/LTC485
SWITCHING TIME WAVEFORMS
TEST CIRCUITS
VOD
A
B
R
VOC
485 F01
Figure 1. Driver DC Test Load
Figure 2. Receiver Timing Test Load
Figure 3. Driver/Receiver Timing Test Circuit
Figure 4. Driver Timing Test Load #2
RECEIVER
OUTPUT
CRL
15pF
1k
S1
S2
TEST POINT
VCC
1k
485 F02
3V
DE
A
B
DI
RDIFF
CL1
CL2
RO
15pF
A
B
RE
485 F03
OUTPUT
UNDER TEST
CL
S1
S2
VCC
500
485 F04
Figure 5. Driver Propagation Delays
DI
3V
1.5V
tPLH
tr
tSKEW
1/2 VO
VO
80%
10%
0V
B
A
VO
–VO
0V
90%
1.5V
tPLH
tSKEW
1/2 VO
f = 1MHz, tr ≤ 10ns, tf ≤ 10ns
20%
tf
VDIFF = V(A) – V(B)
485 F05
相關PDF資料
PDF描述
VE-B5J-MY CONVERTER MOD DC/DC 36V 50W
ADM488ABRMZ IC TXRX RS485/422 DIFF 10MSOP
MAX5406EUM+T IC PROC AUDIO W/PB 48TSSOP
ADM4850ARMZ IC TXRX RS485/422 115KBPS 8MSOP
LTC1275ACN#PBF IC A/D CONV 12BIT SAMPLING 24DIP
相關代理商/技術參數(shù)
參數(shù)描述
LTC485IN8 功能描述:IC TXRX INTERFACE RS485 LP 8DIP RoHS:否 類別:集成電路 (IC) >> 接口 - 驅(qū)動器,接收器,收發(fā)器 系列:- 標準包裝:121 系列:- 類型:收發(fā)器 驅(qū)動器/接收器數(shù):1/1 規(guī)程:RS422,RS485 電源電壓:3 V ~ 3.6 V 安裝類型:表面貼裝 封裝/外殼:10-WFDFN 裸露焊盤 供應商設備封裝:10-DFN(3x3) 包裝:管件
LTC485IN8#PBF 功能描述:IC TXRX INTRFC RS485 LOPWR 8-DIP RoHS:是 類別:集成電路 (IC) >> 接口 - 驅(qū)動器,接收器,收發(fā)器 系列:- 標準包裝:121 系列:- 類型:收發(fā)器 驅(qū)動器/接收器數(shù):1/1 規(guī)程:RS422,RS485 電源電壓:3 V ~ 3.6 V 安裝類型:表面貼裝 封裝/外殼:10-WFDFN 裸露焊盤 供應商設備封裝:10-DFN(3x3) 包裝:管件
LTC485IN8#PBF 制造商:Linear Technology 功能描述:IC RS-485 TRANSCEIVER 5V DIP-8 制造商:Linear Technology 功能描述:IC, RS-485 TRANSCEIVER, 5V, DIP-8
LTC485IN8 制造商:Linear Technology 功能描述:IC TRANSCEIVER RS485 DIP8 485
LTC485IN8PBF 制造商:Linear Technology 功能描述:RS-485 Driver/Receiver 300uA 5V PDIP8