参数资料
型号: MAX3294AUT+T
厂商: Maxim Integrated Products
文件页数: 7/11页
文件大小: 0K
描述: IC TX RS485/422 DIFF SGL SOT23-6
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
类型: 收发器
驱动器/接收器数: 1/0
规程: RS422,RS485
电源电压: 3.14 V ~ 3.47 V
安装类型: 表面贴装
封装/外壳: SOT-23-6
供应商设备封装: SOT-6
包装: 标准包装
其它名称: MAX3294AUT+TDKR
MAX3293/MAX3294/MAX3295
20Mbps, +3.3V, SOT23 RS-485/
RS-422 Transmitters
_______________________________________________________________________________________
5
Y
Z
VOD
R
VOC
DI
DE
3V
Y
VID
CL
RDIFF
Z
DI
3V
0V
Z
Y
VO
0V
-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
f = 1MHz, tR
≤ 3ns, tF ≤ 3ns
S1
S2
OUTPUT
UNDER TEST
VCC
CL
RL
Figure 1. Driver DC Test Load
Figure 2. Driver Timing Test Circuit
Figure 3. Driver Propagation Delays
Figure 4. Enable/Disable Timing Test Load
OUTPUT NORMALLY LOW
OUTPUT NORMALLY HIGH
3V
0V
Y, Z
VOL
Y, Z
0V
1.5V
VOL + 0.25V
VOH - 0.25V
2.3V
tZL(SHDN), tZL
tLZ
tZH(SHDN), tZH
tHZ
DE
Figure 5. Driver Enable and Disable Times
Test Circuits and Timing Diagrams
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