參數(shù)資料
型號: MAX3463CSA+T
廠商: Maxim Integrated Products
文件頁數(shù): 2/14頁
文件大?。?/td> 0K
描述: IC TXRX RS485/422 8-SOIC
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
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: 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(yīng)商設(shè)備封裝: 8-SOIC
包裝: 帶卷 (TR)
MAX3460–MAX3464
+5V, Fail-Safe, 20Mbps, Profibus RS-485/
10
______________________________________________________________________________________
Y
Z
VOD
R
VOC
Figure 5. Driver DC Test Load
DI
DE
3V
Y
VID
CL
RDIFF
Z
Figure 6. Driver Timing Test Circuit
DI
3V
0
Z
Y
VO
0
-VO
VO
1.5V
1/2 VO
tPLH
tF
tR
tPHL
10%
90%
1.5V
10%
VDIFF = V (Y) - V (Z)
tSKEW = | tPLH - tPHL |
VDIFF
= 1MHz, tR
≤ 3ns, tF ≤ 3ns
Figure 7. Driver Propagation Delays
S1
S2
OUTPUT
UNDER TEST
VCC
CL
RL
Figure 8. Enable/Disable Timing Test Load
OUTPUT NORMALLY LOW
OUTPUT NORMALLY HIGH
3V
0
Y, Z
VOL
Y, Z
0
1.5V
VOL + 0.5V
VOH - 0.5V
2.3V
tZL(SHDN), tZL
tLZ
tZH(SHDN), tZH
tHZ
DE
Figure 9. Driver Enable and Disable Times
VOH
VOL
A
B
1V
-1V
1.5V
OUTPUT
INPUT
RO
tPLH
tPHL
= 1MHz, tR
≤ 3ns, tF ≤ 3ns
Figure 10. Receiver Propagation Delays
3V
0
VCC
RO
0
1.5V
RE
OUTPUT NORMALLY LOW
OUTPUT NORMALLY HIGH
1.5V
VOL + 0.5V
VOH - 0.5V
tZL(SHDN), tZL
tLZ
tZH(SHDN), tZH
tHZ
Figure 11. Receiver Enable and Disable Times
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