R
參數(shù)資料
型號: SP3078EMN-L/TR
廠商: Exar Corporation
文件頁數(shù): 19/20頁
文件大?。?/td> 0K
描述: IC TXRX RS485/RS422 ESD 8NSOIC
標(biāo)準(zhǔn)包裝: 2,500
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: 3.3V
安裝類型: 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: 帶卷 (TR)
Exar Corporation 48720 Kato Road, Fremont CA, 94538 50-668-707 www.exar.com
SP3070E-SP3078E_02_2020
8
Y
Z
D
DI
RL
54
CL
50pF
3.3V
VOD
FIGuRE 3. DRIVER PROPaGaTION DElay TIME TEST CIRCuIT aND TIMING DIa-
GRaM
FIGuRE 1. DRIVER DC TEST CIRCuIT
FIGuRE 2. RECEIVER DC TEST CIRCuIT
tPHL
tPLH
Z
Y
10%
90%
10%
90%
VSKEW = tPLH - tPHL
VDIFF = V(Y) - V(Z)
VO
VCC
VCC/2
0
DI
VDIFF
-VO
1/2 VO
tR
tF
VO
1/2 VO
OUT
R
A
B
VID
RE
R/2
VOC
D
VCC
VOD
DI
0 or 3V
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